Module 6: Final Quiz and Final Project

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In this post, I provide complete, accurate, and detailed explanations for the answers to Module 6: Final Quiz and Final Project of Course 1:Introduction to Software Engineering – IBM AI Developer Professional Certificate .

Whether you’re preparing for quizzes or brushing up on your knowledge, these insights will help you master the concepts effectively. Let’s dive into the correct answers and detailed explanations for each question!

Graded Quiz: Final Quiz

Graded Assignment

1. Which of the following is a code storage tool?

  • Code Editor
  • IDE
  • Git ✅
  • HTML

Explanation:
Git is a version control system used to store and track changes in code.

2. Which of the following technologies adds more styles and function to CSS?

  • HTML
  • Java
  • LESS ✅
  • MORE

Explanation:
 LESS is a CSS preprocessor that extends CSS with features like variables, mixins, and functions.

3. Which of the following statements is true regarding pair programming?

  • Pair programming requires two developers to be in the same physical location.
  • Pair programming always consists of one developer typing in the code while the other is reviewing the code as it’s written.
  • Pair programming is a type of agile development where two developers plan and discuss their ideas as they create a solution. ✅
  • Most developers find pair programming to be an unproductive use of their time.

Explanation:
In pair programming, two developers collaborate closely to write and review code.

4. Which of the following do version control systems help you keep track of?

  • Program flow.
  • Errors in the code.
  • Who changed the code. ✅
  • Bug reports.

Explanation:
 Version control systems like Git track changes, including who made them and when.

5. Which type of software engineer develops the software that users interact with?

  • Front-end engineer ✅
  • Systems developer
  • Network engineer
  • Back-end engineers

Explanation:
Front-end engineers create the user interface and experience.

6. Which of the following is an example of a hard skill?

  • Cloud computing ✅
  • Problem solving
  • Communication
  • Adaptability

Explanation:
Hard skills are technical, like proficiency in cloud platforms.

7. Which of the following are reasons for the high demand for software engineers?

  • There’s a lack of people interested in the field.
  • Many software engineers are retiring.
  • Most organizations need software applications and websites. ✅
  • Lots of software engineers are leaving the industry.

Explanation:
The demand is driven by widespread digitization.

8. A senior software engineer often:

  • Identifies hiring needs for a company.
  • Takes responsibility for the overall architecture and design of a product.
  • Mentors other software engineers. ✅
  • Monitors the requirements for corporate technologies.

Explanation:
While senior engineers may be involved in architecture and design, mentorship is a core responsibility that clearly distinguishes senior roles from junior or mid-level ones. Mentoring helps grow team capability and is emphasized in most career development frameworks.

9. Which of the following is an advantage of using the software development lifecycle (SDLC)?

  • Solve problems during the coding phase
  • Respond to changing requirements ✅
  • Team members share the same roles and responsibilities
  • Increases risks

Explanation:
SDLC helps teams adapt to changes and deliver high-quality software.

10. Which software development process verifies that the software matches established requirements and is free from bugs?

  • Debugging
  • Coding
  • Design
  • Testing ✅

Explanation:
 Testing ensures the software functions as intended and is bug-free.

11. Which of the following specifications specifies policy and regulation requirements?

  • Application Requirements Specification (ARS)
  • Software Requirements Specification (SRS)
  • User Requirements Specification (URS)
  • System Requirements Specification (SysRS) ✅

Explanation:
SysRS covers policy, regulation, and system-level requirements.

12. Which of the following software development methodologies easily handles changing requirements and enables feedback to be regularly incorporated into the solution?

  • Sequential
  • Agile ✅
  • V-shape model
  • Waterfall

Explanation:
Agile is iterative, allowing for frequent feedback and adaptability.

13. Fill in the blank. An attribute of an object is called a ________.

  • blueprint
  • class
  • property ✅
  • instance

Explanation:
In object-oriented programming, a property is an attribute of an object.

14. Which of the following is a characteristic of a component?

  • Extensible ✅
  • Revisable
  • Redundant
  • Context-specific

Explanation:
 Components should be extensible, meaning they can be expanded or modified easily.

15. Which type of architecture is a computing model in which a server hosts, delivers, and manages most of the resources and services delivered to a client?

  • Peer-to-peer
  • 3-tier
  • 2-tier ✅
  • Microservices

Explanation:
In a 2-tier architecture, the client communicates directly with the server.

16. Which environment is intended for use by all users?

  • QA
  • Staging
  • Development
  • Production ✅

Explanation:
The production environment is the live system used by end users.

17. Which one of the following is an example of an interpreted programming language?

  • C++
  • JavaScript ✅
  • C
  • Java

Explanation:
JavaScript is an interpreted language, executed line-by-line by the browser.

18. What four key database operations does the acronym CRUD stand for?

  • Create, Read, Update, Delete ✅
  • Correct, Read, Update, Detain
  • Create, Read, Undo, Detain
  • Correct, Randomize, Undo, Delete

Explanation:
 CRUD represents the basic operations for managing data in a database.

19. The “While” keyword is used to perform which of the following type of programming logic?

  • Loop ✅
  • Branch
  • For
  • If

Explanation:
A while loop repeats code as long as a condition is true.

20. What is the name of a special type of identifier that you can use to reference multiple program elements?

  • Container ✅
  • Identifier
  • Variable
  • Constant

Explanation:

  • A container is a special type of identifier that is used to hold and manage multiple program elements, such as arrays, lists, or collections.
  • Constants are identifiers, but they reference a single, unchanging value, not multiple elements.
  • Variables are used to store values, but again, typically not multiple items unless in a container structure.
  • Identifiers is a general term and not the specific concept being tested.

Related contents:

Module 1: The Software Development Lifecycle
Module 2: Introduction to Software Development
Module 3: Basics of Programming
Module 4: Software Architecture, Design, and Patterns
Module 5: Job Opportunities and Skillsets in Software Engineering

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Course 2: Introduction to Artificial Intelligence (AI)
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Course 5: Introduction to HTML, CSS, & JavaScript
Course 6: Python for Data Science, AI & Development
Course 7: Developing AI Applications with Python and Flask
Course 8: Building Generative AI-Powered Applications with Python
Course 9: Generative AI: Elevate your Software Development Career
Course 10: Software Developer Career Guide and Interview Preparation

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