SS2 third Term computer science past questions and answers

SS2 third Term computer science past questions and answers

Multiple-choice questions for SS2 Computer Science:

Question: What is the purpose of a CDN (Content Delivery Network) in web development?

A) Creating databases

B) Accelerating content delivery to users

C) Encrypting data transmission

D) Managing user authentication

Answer: B

Question: Which of the following is a key characteristic of an object in object-oriented programming?

A) Algorithm

B) Variable

C) Loop

D) Pointer

Answer: B

Question: What is the primary function of the BIOS (Basic Input/Output System) in a computer?

A) Managing software applications

B) Providing a user interface

C) Controlling hardware initialization

D) Storing user data

Answer: C

Question: Which of the following is an example of a non-relational database?

A) MySQL

B) PostgreSQL

C) MongoDB

D) Oracle

Answer: C

Question: What is the purpose of the "grep" command in Unix/Linux?

A) Copying files

B) Searching for patterns in text

C) Deleting files

D) Renaming files

Answer: B

Question: In networking, what is the purpose of the MAC address?

A) Identifying devices on a local network

B) Assigning IP addresses

C) Filtering web content

D) Encrypting data transmission

Answer: A

Question: Which of the following is a type of artificial intelligence that mimics human learning?

A) Robotics

B) Expert systems

C) Machine learning

D) Neural networks

Answer: C

Question: What is the function of a version control system like Git?

A) Managing databases

B) Tracking changes in source code

C) Encrypting data transmission

D) Creating web pages

Answer: B

Question: Which programming language is commonly used for developing web applications on the client side?

A) PHP

B) JavaScript

C) Ruby

D) Java

Answer: B

Question: What is the purpose of the "finally" block in a try-catch-finally statement in programming?

A) Loop termination

B) Decision-making

C) Error handling, always executed

D) File management

Answer: C

Question: Which of the following is a characteristic of a good algorithm?

A) Complexity

B) Length

C) Speed

D) Color

Answer: C

Question: What does RAID stand for in data storage?

A) Random Access Integrated Disk

B) Redundant Array of Independent Disks

C) Rapid Application and Information Database

D) Read and Interpret Data

Answer: B

Question: Which programming paradigm promotes the use of mathematical functions and avoids changing state and mutable data?

A) Procedural

B) Object-Oriented

C) Functional

D) Logical

Answer: C

Question: What is the purpose of a VPN (Virtual Private Network) in networking?

A) Accelerating content delivery

B) Securing communication over the internet

C) Assigning IP addresses

D) Managing databases

Answer: B

Question: In relational databases, what is a primary key?

A) A key used for opening doors

B) A unique identifier for a record in a table

C) A key used for encryption

D) A key used for sorting data

Answer: B

Question: Which of the following is a markup language used for structuring content on the web?

A) CSS

B) XML

C) JavaScript

D) PHP

Answer: B

Question: What is the purpose of the "for" loop in programming?

A) Making decisions

B) Looping a specific number of times

C) Error handling

D) File management

Answer: B

Question: What is the role of a cache in computer architecture?

A) Temporary storage for data and instructions

B) Long-term storage

C) Managing network connections

D) Executing code

Answer: A

Question: Which of the following is an advantage of using a relational database?

A) No need for a structured schema

B) Efficient storage and retrieval of data

C) Limited support for transactions

D) Inability to handle complex relationships

Answer: B

Question: What is the purpose of the "chmod" command in Unix/Linux?

A) Changing file ownership

B) Modifying file permissions

C) Compressing files

D) Copying files

Answer: B