ICT

Programming

Quiz Type

Practice

Subject

Computer Science

Level

Level 200

Questions

10 questions

Created By

Felix Andoh

Quick Rules

Time limit: 50 minutes
Multiple attempts are not allowed
All questions must be answered to submit

Share Quiz

Share via Email

Share Link

Share on Social Media

Quiz Questions Preview

Edit Questions

Question 1 of 10

Question 1

Basic multiple choice Remembering

What is programming primarily concerned with?

Creating algorithms to solve problems

Correct

Designing graphics for video games

Writing articles for online blogs

Managing database transactions

Explanation

Programming involves creating algorithms, which are step-by-step solutions to problems, rather than focusing solely on graphics, writing, or database management.

Question 2

Basic multiple choice Remembering

What is the correct term for a set of instructions given to a computer?

Program

Correct

Database

Website

Framework

Explanation

A 'program' is the correct term used to describe a set of instructions for a computer, while a database, website, or framework are different concepts.

Question 3

Basic multiple choice Understanding

Which of the following does NOT typically fall under programming languages?

Python

JavaScript

HTML

Correct

Java

Explanation

HTML is a markup language used for creating web pages, not a programming language like Python, JavaScript, or Java.

Question 4

Basic multiple choice Understanding

What is the main purpose of programming languages?

To communicate with humans

To design graphics

To instruct computers to perform tasks

Correct

To produce music

Explanation

The main purpose of programming languages is to provide instructions to computers, not to communicate with humans or design graphics and music.

Question 5

Basic multiple choice Understanding

Which of the following is a common misconception about programming?

Only math experts can be programmers

Correct

Programming requires creativity

Programming can automate repetitive tasks

There are many programming languages

Explanation

The misconception that only math experts can be programmers is incorrect; programming can be learned by anyone and involves both logic and creativity.

Question 6

Complex multiple choice Understanding

A software developer is writing a program that requires the use of a loop to process a list of numbers and calculate their sum. Which of the following approaches would best demonstrate an understanding of programming concepts related to loops and data processing?

Using a for loop to iterate through the list and add each number to a cumulative total.

Correct

Using a while loop without a condition to iterate indefinitely, which would need to be manually terminated.

Applying a recursive function to calculate the sum without using any loops.

Creating a function that uses a try-catch block to handle exceptions, but without actually processing the list.

Explanation

The correct approach is using a for loop to iterate through the list and accumulate the total, as it effectively demonstrates the concept of looping for data processing. The other options illustrate misunderstandings of loop usage, such as an infinite while loop, unnecessary complexity with recursion, and not addressing the primary task of summation.

Question 7

Complex multiple choice Applying

A programmer wants to enhance the efficiency of a sorting algorithm used in her code. Instead of using a simple bubble sort, she considers implementing a more sophisticated algorithm. Which of the following strategies reflects a proper application of programming concepts related to algorithm optimization?

Switching to a quicksort algorithm, which is generally more efficient on average for large datasets.

Correct

Continuing to use bubble sort but adding print statements to visualize the sorting process.

Using a merge sort only when sorting small datasets, as this is the most common use case for merge sort.

Implementing a selection sort algorithm since it is easier to code, regardless of its efficiency.

Explanation

The best strategy for optimizing the sorting algorithm is to switch to quicksort, which provides better average performance than bubble sort for larger datasets. The other options reflect misconceptions such as adding print statements without improving efficiency, misapplying merge sort for small datasets, and opting for selection sort despite its inefficiency relative to quicksort.

Question 8

Case based multiple choice Understanding

[Case Scenario] A software development team is tasked with creating a program that will automate daily reporting tasks for a company. The team consists of a project manager, two front-end developers, a back-end developer, and a QA specialist. As the project progresses, it becomes apparent that the front-end developers have differing opinions on which programming language to use. Developer A advocates for JavaScript, emphasizing its compatibility with modern web standards and frameworks, while Developer B prefers TypeScript, citing its advantages in type safety and scalability for larger projects. The project manager insists that a decision needs to be made quickly to stay on schedule. Question: Based on the scenario, what is the most critical factor the team should consider when deciding between JavaScript and TypeScript for their project?

The team's familiarity with JavaScript will allow for faster implementation.

TypeScript's type safety features will reduce bugs in the long run.

Correct

JavaScript's widespread use will make hiring new developers easier if needed.

The front-end framework they choose will exclusively dictate the programming language.

Explanation

In this scenario, the decision should hinge on the durability and maintainability of the codebase, particularly as the automated reporting task grows or scales. TypeScript offers features that help in maintaining larger codebases, which is vital given the project’s scalability needs.

Question 9

Case based multiple choice Understanding

[Case Scenario] A mobile app development company is working on an application designed to help users track their fitness goals. The backend architecture is designed using a microservices approach with Node.js, which allows for small, independently deployable services. The team faces issues with service communication and consistency between the database responses from multiple services. During a sprint review, the developers propose several solutions, including implementing an API Gateway and service mesh frameworks, to address the communication issues. Question: Which solution is likely to provide the most efficient and scalable communication between the services, while also maintaining the independence of each microservice?

An API Gateway which aggregates service responses for the client.

Correct

Directly connecting each microservice to all others.

Using a message broker to queue communication requests.

Implementing synchronous calls between all microservices.

Explanation

In microservices architecture, an API Gateway can serve as a single entry point for all service communications, making it easier to manage responses and maintain the independence of services. This facilitates scalability and effective communication between services.

Question 10

Case based multiple choice Understanding

[Case Scenario] An educational technology startup is in the process of developing an online learning platform for programming. The platform is designed to offer courses in various programming languages, and the team is conducting a survey to understand the preferences of potential users. The survey reveals that users prefer interactive coding exercises and instant feedback over traditional video lectures. Based on this feedback, the team decides to prioritize the development of interactive features. Question: What step should the team take next to ensure they effectively meet user preferences while developing the platform?

Focus solely on developing the code exercises without considering the platform structure.

Conduct additional user testing sessions on the proposed interactive features.

Correct

Develop a single programming course to test the new features before expanding.

Shift all resources to marketing rather than development.

Explanation

After gathering user preferences, it is critical for the team to conduct further user testing on their proposed interactive features to ensure that what they develop truly resonates with user needs. This step allows for refinement based on actual user interaction before full-scale deployment.