CS302: Software Engineering Certification Exam Answers

Clear My Certification March 13, 2024 Computer Science Leave a comment 170 Views

Software engineering is a discipline that involves the application of engineering principles to the design, development, maintenance, testing, and evaluation of software and systems. It encompasses a wide range of activities and methodologies aimed at creating high-quality software that meets the needs of users and stakeholders.

Key aspects of software engineering include:

Requirements Engineering: Gathering, analyzing, documenting, and validating the requirements of software systems. This involves understanding the needs of users and translating them into a specification that guides the development process.
Software Design: Creating a blueprint for the software system based on the requirements. This includes architectural design, which defines the overall structure of the system, as well as detailed design of individual components and modules.
Software Development: Implementing the design through coding, testing, and debugging. This stage involves selecting appropriate programming languages, tools, and frameworks, as well as following best practices to ensure the reliability, maintainability, and scalability of the software.
Software Testing: Verifying that the software meets its requirements and behaves as expected. This includes both manual and automated testing techniques to identify defects and ensure the quality of the software.
Software Maintenance: Making modifications to the software after it has been deployed to fix bugs, add new features, or adapt to changes in requirements or the operating environment.
Software Project Management: Planning, organizing, and coordinating the activities of a software development project to ensure that it is completed on time and within budget. This includes tasks such as resource allocation, scheduling, risk management, and communication with stakeholders.
Software Quality Assurance: Implementing processes and standards to ensure that the software meets quality objectives such as reliability, efficiency, and user satisfaction. This involves techniques such as code reviews, quality metrics, and continuous integration.
Software Configuration Management: Managing changes to the software and its associated documentation throughout the development lifecycle. This includes version control, change tracking, and release management to ensure that the software remains stable and consistent.

Software engineering draws on concepts and techniques from various fields such as computer science, mathematics, project management, and systems engineering. It is essential for building complex, reliable, and scalable software systems that power modern technology in diverse domains such as finance, healthcare, transportation, and entertainment.

CS302: Software Engineering Exam Quiz Answers

Question 1: Which of these are the generic activities that software engineers do?

Planning, designing, programming, testing, and marketing
Analysis, design, implementation, testing, and maintenance
Reviewing, risk management, measurement, and production
Communication, planning, modeling, construction, and deployment

Question 2: Which of the following disciplines does software engineering have the most in common with?

Automation and robotics
Modeling and thinking about code
Communication and manufacturing
Designing hardware and writing code

Question 3: Which of the following are the main ways that software products are characterized?

Necessity, certainty, flexibility, and testability
Usability, maintainability, dependability, and efficiency
Number of GUIs, database independence, bandwidth, and size
Number of files, codebase size, programming language, and domain

Question 4: You are managing a software project for the human resource department. The test data is all current company employee files. The project team test results will be presented during the phase acceptance walk-through. A user team member remarks that the use of employee data in violation of the software engineering code of ethics. Which component of the code of ethics might the team member be referencing?

Competency
Confidentiality
Integrity
Personal use

Question 5: Which of the following software development life cycle phases involves creating modeling diagrams?

Design
Implementation
Maintenance
Testing

Question 6: Which of the following life cycle models is easy to understand and implement, works well on large/mature products and weak teams, and fits in with other engineering process models?

Spiral model
Waterfall model
Incremental model
Evolutionary model

Question 7: Which of the following is a situation where the iterative life cycle development process is more suitable than the sequential life cycle development process?

When requirements are well defined, such as with DSS
When the prototype will be used as the completed project
When multiple deliverables are able to be completed simultaneously
When rapid development of part of the system can ease a critical work situation for users

Question 8: Which of the following deliverables is part of the analysis phase?

Error report
System proposal
System configurations
Initial operation of the system

Question 9: Which of the following roles is the person who is to transform a technology-free statement of user requirements into a high-level architecture?

Team Leader
System Analyst
Project Manager
System Designer

Question 10: Which of the following is one of the main principles of Rapid Application Development?

Fast development and delivery of the final system at a low cost
Maximizing programmers’ productivity by providing tight-knit components
Modeling across layers using Extended Enterprise Modeling Language (EEML)
Joint application design (JAD), where users are intensely involved in system design

Question 11: Which of the following statements about Spiral development is true?

It organizes the elements of the problem and the solution in one step
Each spiral begins with reviewing database transactions and commits
Each cycle involves a progression through the same sequence of steps
It focuses on minimizing project cost by implementing it as one spiral block

Question 12: What is the language property that selects the actual modules to execute during the application operation?

Dynamic binding
Inheritance
Polymorphism
Encapsulation

Question 13: Which of the following statements best describes inheritance?

Deriving new objects from existing objects
Deriving new classes from existing classes
Using the methods from an existing library in another library
Using the defined data from an existing library in another library

Question 14: How many operations are in this class?

Question 15: Which of the following is a property of data that describes that it is vague in meaning, or could be subject to multiple meanings?

Diversity
Ambiguity
Semanticity
Incompleteness

Question 16: In general, what kind of process do we use to validate the information received from any source as part of a data collection process?

Justification
Semantic
Testifying
Triangulation

Question 17: Which of the data/requirements gathering techniques is used for an executive information systems application?

Meetings
Interviews
Observation
Questionnaires

Question 18: There are a number of techniques for gathering requirements. Which of the following is the best technique for gathering correct requirements?

Observation
Reviewing software
Reviewing external documents
Reviewing internal documents

Question 19: In order to gather requirements, a software engineering company may develop different types of questions to use when interviewing stakeholders. Which of the following types of questions is best to use in interviews to gather complete and correct requirements?

Structured
Close-ended
Open-ended
Unstructured

Question 20: A software engineer who observed and documented as a user of a proposed software application performed a particular task. This software engineer then validated the documented task with a senior stakeholder. What did the software engineer do?

Analysis
Coding
Design
Inheritance

Question 21: A project walk-through at the end of the requirements gathering phase includes which of the following?

Consistency check
Database design
Project plan
Test Plan

Question 22: When performing an object-oriented analysis to identify objects, which of the following is placed in the “problem space”?

Attribute
Instance
Object
Subroutine

Question 23: A software engineering company and its customer selected requirements from a number of requirements that should be contained in a proposed software application. What did they do?

Determined the scope
Designed the project
Managed the project
Requested a proposal

Question 24: Which of the following activities is completed during the program design phase?

Document programs
System tests each program
Unit test system
User acceptance tests

Question 25: Which of the following diagrams best models this situation?

“Cars may have many passengers, they come and go.”

Question 26: Which of the following statements about object-oriented programming languages is true?

They work as database management systems within other programs
Their programs made from objects that interact with their own methods
Their objects correspond to the main libraries in the main program structure
Their data is contained in attributes and their code takes the form of methods

Question 27: Which kind of programming language is used to build applications out of integrated sets of application-specific reusable parts?

Toolkit language
Linguistic language
Notations language
Configuration language

Question 28: Which of the following statements about a software configuration item (SCI) is true?

It is the first step in controlling changes to identify items
It serves as a reference for the software design and analysis process
It is used to investigate the current status of specific software elements
It is an aggregation of software designated for configuration management

Question 29: Which of the following is the best description of a unit test?

It is performed for each of the smallest units of code
It is the last testing done before sending code to production
It verifies users’ satisfaction for each unit function in the code
It is conducted for each graphical user interface in the software

Question 30: What is the purpose of the regression tests?

To perform an objective, unbiased assessment of the application database
To ensure that changes to an application have not led to unintended problems
To verify that the functional specifications are met and GUIs operate as desired
To verify the logic and processing for suites of modules that perform some activity

Question 31: A software engineer wrote a function to add two numbers. Which of the following should be used to test the function?

Unit testing
System testing
Integration testing
User acceptance testing

Question 32: Which testing approach is used to determine the correctness of output based on their inputs?

Red-box testing
Gray-box testing
Black-box testing
White-box testing

Question 33: When creating a test plan of a system that’s supposed to do different actions based on different conditions, what is the best specification-based technique you should use to verify the relationships between the input and the output?

Decision tables
Random testing
Equivalence partitioning
Boundary-value analysis

Question 34: Comparing between a software engineer (SE) and a project manager (PM), which of the following statements is true?

The SE designs the system, while the PM implements strategies
The SE develops the budget, while the PM monitors and controls the budget
The SE designs system test cases, while the PM executes those tests cases
The SE designs and applies unit tests, while the PM designs and applies system tests

Question 35: Which of the following statements about project managers is true?

They develop financial and organizational assessments
They usually deal with tech support and equipment issues
They negotiate with users about GUIs and database types
They act as a buffer between technical staff and team leaders

Question 36: Which of the following responsibilities does the project manager perform when he or she is selecting and evaluating project personnel?

Acting as liaison
Identifying project tasks
Monitoring the project
Managing the project staff

Question 37: How would you ensure that relevant and useful data is collected about a software project?

Conduct a feasibility analysis
Review and evaluate the code
Implement a measurement process
Evaluate the software’s performance

Question 38: Which of the following could be a valid actor in the use case diagram of a chat software?

GUI
Database
Participant
Connection Socket

Question 39: You are developing address book software that should be compatible with Microsoft Windows, let the user back up data easily, and have a user-friendly GUI. The system should take the actions needed to make managing contacts simple, including logging in using a password, adding, removing and searching contacts (by first name, last name, phone number or any other field), making calls, and sending emails. Which of the following must be represented as a class in the class diagram?

Email
Contact
Password
Address Book

Question 40: XYZ Company decided to develop a software solution to make their work easier. The system will be used to manage appointments by viewing, adding, removing, and updating appointments. Which of the following should be part of the class diagram?

System
Company
Appointment
Management

Question 41: You are working on software for a company where “each manager has a project and there is no project without a manager”. Which of the following diagrams represents that quote?

Question 42: As a part of your test plan, which of the following would you do to check the system’s behavior against the customer’s requirements?

Call virtual testers to do correctness testing
Run the system in different platforms with different input
Work with team members to conduct qualification testing
Turn off each GUI and test the system modules individually

Question 43: As a software engineer, which of the following would you do to implement error guessing techniques?

Generate test cases randomly, using operational profiling
Run one test case for each module in the system in a random order
Design test cases, execute them, and then modify them dynamically
Design test cases that attempt to determine the most plausible faults

Question 44: Which of the following is a programming technique that you should keep in mind when trying to write efficient software?

Do not use parameter passing often
Use bottom-up design for complex problems
Be sure to use external storage concurrently
Keep local variables within functions or methods

Question 45: James is a software engineer who is working in a new project. One of his managers recommended that he illegally use a copyrighted code snippet instead of writing the code from scratch. Which software engineering code of ethics principles best applies to this situation?

Software engineers shall be fair to and supportive of their colleagues
Software engineers shall act in a manner that is in the best interests of their employer
Software engineers shall ensure that their products meet the highest professional standards
Software engineers shall respect the work required to produce inventions and computing artifacts

Question 46: Which of the following are parts of the maintenance phase in the software development life cycle?

User maintenance, site selection, preparation, and file conversion
Translating requirements into a representation and documentation
Detecting errors in the software’s requirements, design, and coding
Updating and improving the software to ensure continued usefulness

Question 47: Which of the following roles is the person who is familiar with multiple application areas with very good communication and interpersonal skills, knows programming-in-the-large, and can translate requirements into specifications?

Programmer
System Analyst
Project Manager
System Designer

Question 48: Which of the following statements about the Agile process is true?

It demands fixed features, not fixed time
It has a high emphasis on analysis and design
It is best when requirements are vague or changing
A typical iteration takes somewhere between 4 to 6 months

Question 49: Which of the following is true about a static method?

It deals only with private data members and methods
It should be unique and must only return static values
It belongs to the class rather than the object of a class
It takes no parameters and does not return any values

Question 50: What does (-) represent in this class?

Public attribute
Private attribute
Protected attribute
Derived attribute

Question 51: Which of the following is the best way to model this code snippet?

Class Manager {

Worker workers [];

}

Class Worker {

}

Question 52: Data differs on several important dimensions, and each dimension is important in defining the requirements of applications. Which of the following is one of these dimensions?

Amount
Execution
Importance
Structure

Question 53: Which of the following is an example of software stakeholders?

Users, who will use the software
Testers, who are responsible for testing the software
Cybersecurity teams, who are responsible for verifying online security
Project managers, who have a responsibility for the legal ramifications of the software

Question 54: If you are working on specifying the requirements for simple software products as a system analyst, which of the following documents will you be producing regularly?

Design diagrams documents
System definition documents
System requirements documents
Software requirements documents

Question 55: When performing an object-oriented analysis to identify processes, which of the following is placed in the “problem space”?

Activity
Comment
Status
Subroutine

Question 56: Which type of language would be best if you wanted to write a series of commands that would be interpreted one by one at runtime?

Scripting
Functional
Procedural
Object-oriented

Question 57: Which kind of programming language is the simplest type of construction language, where software engineers choose from a limited set of predefined options to create new or custom software installations?

Toolkit language
Visual language
Configuration language
Object-oriented language

Question 58: In each test level, a strategy for testing must be chosen. Which of these strategies looks at the specific logic of the application to verify how it works?

Black-box
White-box
Top-down
Bottom-up

Question 59: You are developing an online search engine. The search engine is expected to receive hundreds of thousands of requests. What type of plans should you consider in order to test the system load?

Hire thousands of users to test the system at the same time
Create thousands of virtual users using a performance testing tool
Install the system on a distributed multi-purpose cluster-computing framework
Ask each of your team members to generate a series of requests in the system

Question 60: Which of the following skills is needed by both software engineers and project managers?

Critical thinking
Allocating resources
Strong programming
Experience with algorithms

Question 61: Which of the following responsibilities is performed when the project manager is reporting project status?

Acting as liaison
Eliciting tasks
Managing the project staff
Monitoring the project

Question 62: During which of the following processes do you apply the Plan, Do, Check, and Act (PDCA) approach?

When projects fall behind schedule
When projects lack sufficient resources
When improving the quality of software products
When adding more records to system databases

Question 63: As a project manager making a project plan, you are afraid that some of the required hardware might not be delivered on time. What management activity should you consider to address this issue?

Increase the budget of the project
Consider this issue as a potential risk
Allocate a different type of hardware instead
Eliminate this hardware from required resources

Question 64: You are developing an online web portal for a local school. Which of the following could you consider as a use case name?

HTTPS
About Us
Homepage
Enroll in a course

Question 65: In order to verify the interactions between software components, which of the following should you do?

Include integration testing in your test plan
Verify the output of the system for different inputs
Conduct unit testing for each module in the system
Call for a meeting to verify with components developers

Question 66: What is the name of this class?

Flight
flightNumber
getArrivalTime
Integer

Question 67: Which of the following statements about the software development life cycle (SDLC) is true?

It starts by turning software design into a set of specifications
All of its phases emphasize both generalization and classification
Users and stakeholders are essential players in each of its phases
It allows for a high level of management control and documentation

Question 68: Which of the following is a situation where the sequential life cycle development process is more suitable than the iterative life cycle development process?

When the prototype will be used as the completed project
When multiple deliverables are able to be completed simultaneously
When rapid development of the system can ease a critical work situation for users
When requirements are well defined, such as with an order-entry/transaction system

Question 69: Which of the following software development life cycle models would be preferred when the goal is to understand the customer’s requirements, and to develop a better definition of requirements for the system?

Spiral model
Waterfall model
Incremental model
Evolutionary model

Question 70: Which development phase is extremely critical, time-consuming, and requires proper planning to execute specified cases?

Coding
Design
Feasibility study
Testing

Question 71: Which of the following is a main feature of the Unified process?

It involves sequential development of the system and the construction of prototypes
It is based on Unified Modeling Language and organizes the development into four phases
It includes manager-developer meetings, and managers are closely involved in development
It focuses on risk assessment and minimizing risk by breaking a project into smaller segments

Question 72: Which of the following statements best describes encapsulation?

Enclosing class methods as private methods
Presenting the same data member in different forms
Bundling data members with methods into a single unit
Recapitulating or briefly modifying all class data members

Question 73: Which of the following defines the values of a specific occurrence of an object?

Binding
Inheritance
Instantiation
Polymorphism

Question 74: Which of the following is the main quality of an abstract class?

It is not represented in most UML diagrams
It has static methods and constants, but no objects
It is used to represent aggregation with another class
Its attributes correspond to members of another class

Question 75: Which of the following is the best representation of this statement using modeling in UML?

“Managers and workers are types of employees in the company.”

Question 76: Which kinds of requirements are generally written from a bird’s-eye view (at a high level), but can also be very detailed and contain annotations, notes, and references to other materials, such as screen and page mockups and flow diagrams?

Functional requirements
Nonfunctional requirements
System attribute requirements
Logical database requirements

Question 77: Which of the following requirements gathering techniques can both complement and replace interviews?

Meetings
Observation
Questionnaires
Reviewing internal documents

Question 78: Which of the following statements about the interview requirements gathering technique is true?

It is best for multicultural companies
It allows decisions to be made rapidly
It requires triangulation to verify results
It prevents bias on the part of respondents

Question 79: At a virtual team meeting for a class project, one of your classmates suggests that the finished project is a decision support system. Which data/requirements technique is generally used for this application type?

Interview
Meeting
Observation
Questionnaire

Question 80: At a virtual team meeting for a class project, one of your classmates suggests that the finished project is a transaction processing systems application and therefore, based on professional usage, which of the following data/requirements techniques is generally used for this application type?

Interview
Meeting
Observation
Questionnaire

Question 81: When performing an object-oriented analysis to identify objects, which of the following is placed in the “solution space”?

Attribute
Instance
Object
Subroutine

Question 82: During the design phase, which of the following activities recurs?

Planning the next project
Preparing documentation
Reviewing feasibility
Reviewing programs

Question 83: Which of the following activity diagrams best represents software that filters junk emails?

Question 84: How would you model this situation with a UML class diagram?”One project may consist of several other projects.”

Question 85: Which of the following statements describes the relationship between A and B?

A has B
A is part of B
A overrides B
A is a subclass of B

Question 86: Which of the following diagrams best models this situation?

“Each car has an engine.”

Question 87: Which of the following code snippets best represents the relationship described in this diagram?

Class Student extends IDCard {

….

}

Class Student implements IDCard {

….

}

Class Student {

IDCard id_card;

….

}

Class IDCard {

Student student;

….

}

Question 88: Which of the following programming languages is a popular commercial version of Smalltalk?

Java
DigitalS
Visual C++
VisualWorks

Question 89: Which of the following statements about top-down tests is true?

They are the last tests done before an application is placed into production status
They assume that critical control code and functions will be developed and tested first
They aim to apply the same number of incremental tests in each module of the system
They are based on logic and are similar to system tests in their makeup and objectives

Question 90: When a project manager is acting as the buffer between the technical staff and the organization stakeholders, which of the following responsibilities are they performing?

Acting as liaison
Maintaining corporate culture
Managing the project staff
Monitoring the project

Question 91: Which of the following could be considered as a valid class name in a library’s software system?

Book
Subject
AuthorName
PublisherName

Question 92: XYZ Company decided to develop a software solution to make their work easier. The system will be used to manage appointments by viewing, adding, removing, and updating appointments. Which of the following diagrams best represents the system use cases?

Question 93: In an address book application, after searching for a contact (by first name, last name, phone number or any other field), the user can make a call or send an email to the selected contact. Which of the following use case diagrams best represents this system?

Question 94: In a drawing application, which of the following class diagrams would be the best choice for representing different shapes?

Question 95: You are developing a chat application that allows users to send messages and make voice calls. Which of the following could be considered as a class in the system?

Message
Password
Microphone
ContactName

Question 96: In this sequence diagram, what traces are possible?

x → y → k → w → z → p
x → y → w → k → p → z
x → y → z → k → p → w
x → y → z → p → k → w

Question 97: Which of the following best describes the essence of software engineering?

Organizing resources in a logical manner
Maintaining automatic software development mechanisms
Systemizing the development, operation, and maintenance of software
Identifying standards for software developers’ assessment and evaluation processes

Question 98: Which kinds of methods and instance variables are members of a class?

All methods and instance variables
Private methods; public instance variables
Private instance variables; public methods
All non-static instance variables and methods

Question 99: What is the named field or property that describes a class/object or a process?

Attribute
Data type
Instance
Primary key

Question 100: You are working on defining requirements for the class game project. Which discipline of the requirements process describes how you want to establish a clear scope and boundaries for the project?

Elicitation
Management
Specification
Validation

Question 101: Which of the following would you use to validate the software engineer’s interpretation of the software requirements?

Prototyping
Model validation
Acceptance testing
Requirements reviews

Question 102: During the analysis phase, which of the following disciplines recurs continuously?

Elicitation
Identify interactions
Management
Specification

Question 103: Which of the following statements about Java is true?

It is a mix of JavaScript and Python
It has no pointers or low-level constructs
It cannot be used as a portable language
It requires explicit allocation and deallocation of memory

Question 104: What is one of the benefits of using a version control system?

It helps every team member use the latest versions of their tools
It helps end-users keep their software updated to the latest version
It keeps every team member working off the latest software version
It allows app store managers to manage different software versions

Question 105: Which kinds of tests are project team tests?

Acceptance tests
Developmental tests
Regression tests
System tests

Question 106: Which type of test should be used to verify the performance, reliability, and usability of a system?

Unit tests
Integration tests
Functional tests
Nonfunctional tests

Question 107: As a project manager working on a software project, you need to solicit bids from potential vendors. Which of the following steps should you take as part of this process?

Arrange a meeting with all staff members to request a proposal
Prepare a detailed process planning document to discuss with vendors
Work with software engineers to develop a resource planning document
Sign contracts with each available vendor to supply different project needs

Question 108: You are interested in a career in healthcare, designing and developing better automated tools that work on the home computers of senior citizens. You have an interest in developing systems that use genetic analysis for at-home solutions for the care of bone degeneration, heart/lung/circulatory issues, cancer growths, and sugar diabetes. Which of the following degree areas would you consider if you are more interested in designing tools than in actually coding or building them?

Computer Science
Electrical Engineering
Math and Biology
Software Engineering

Question 109: You submit a Use Case diagram to your project manager for a project you are working on. The project manager says it needs to be simplified to make the behavior between use cases easier to understand. Your diagram includes too many of which of the following relationships?

Extend
Generalization
Improve
Include

Question 110: As a software engineer, which of the following should you do to cover all the statements or blocks of statements in a given program’s tests?