SS1 Third Term Computer Science Past Questions And Answers

 

SS1 third term Computer Science questions with options and answers:

 

Question: What is the purpose of a foreign key in a database?

 

A) Identify unique records

B) Establish relationships between tables

C) Perform calculations

D) Create backups

Answer: B) Establish relationships between tables

Question: Which sorting algorithm has a time complexity of O(n log n) on average?

 

A) Bubble Sort

B) Insertion Sort

C) Quick Sort

D) Selection Sort

Answer: C) Quick Sort

Question: What is the function of an array in programming?

 

A) Store a single value

B) Perform calculations

C) Store multiple values of the same type

D) Display graphics

Answer: C) Store multiple values of the same type

Question: In the context of databases, what is normalization?

 

A) Increasing redundancy

B) Simplifying complex queries

C) Organizing data to reduce redundancy and dependency

D) Encrypting sensitive information

Answer: C) Organizing data to reduce redundancy and dependency

Question: What is the purpose of a function prototype in programming?

 

A) Define variable types

B) Document code

C) Specify function parameters and return type

D) Execute a specific task

Answer: C) Specify function parameters and return type

Question: Which of the following is an example of a network top-level domain (TLD)?

 

A) .com

B) www

C) https

D) .exe

Answer: A) .com

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

 

A) Store long-term data

B) Provide additional storage

C) Speed up data access by storing frequently used information

D) Manage network connections

Answer: C) Speed up data access by storing frequently used information

Question: Which of the following is an example of a dynamic programming language?

 

A) Java

B) C

C) Python

D) Assembly language

Answer: C) Python

Question: What is the primary purpose of the ‘continue’ statement in a loop?

 

A) End the loop

B) Skip the remaining code and move to the next iteration

C) Restart the loop

D) Output a value

Answer: B) Skip the remaining code and move to the next iteration

Question: In the context of cybersecurity, what is a phishing attack?

 

A) Exploiting software vulnerabilities

B) Gaining unauthorized access to a system

C) Deceptive attempt to obtain sensitive information by pretending to be trustworthy

D) Creating a secure connection

Answer: C) Deceptive attempt to obtain sensitive information by pretending to be trustworthy

Question: Which type of testing focuses on the performance and responsiveness of a software application?

 

A) Unit testing

B) Integration testing

C) System testing

D) Performance testing

Answer: D) Performance testing

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

 

A) Accelerate internet speed

B) Block malicious websites

C) Provide secure and private communication over a public network

D) Organize files in a network

Answer: C) Provide secure and private communication over a public network

Question: Which data structure is used to represent a hierarchical structure in programming?

 

A) Queue

B) Stack

C) Linked List

D) Tree

Answer: D) Tree

Question: What is the role of a compiler in the software development process?

 

A) Execute code line by line

B) Debug code

C) Translate high-level code into machine code

D) Manage database connections

Answer: C) Translate high-level code into machine code

Question: Which programming paradigm promotes writing code as a series of functions with minimal reliance on shared state?

 

A) Imperative programming

B) Procedural programming

C) Object-oriented programming

D) Functional programming

Answer: D) Functional programming

Question: What is the significance of the HTTP status code ‘200’?

 

A) Page not found

B) Server error

C) Successful request

D) Access denied

Answer: C) Successful request

Question: Which of the following is an example of a version control system?

 

A) Git

B) Python

C) HTML

D) SQL

Answer: A) Git

Question: What is the purpose of a class in object-oriented programming?

 

A) Define a specific task

B) Provide internet connectivity

C) Group related attributes and behaviors

D) Store data in a database

Answer: C) Group related attributes and behaviors

Question: Which type of error occurs during the compilation of a program?

 

A) Syntax error

B) Runtime error

C) Logical error

D) Input error

Answer: A) Syntax error

Question: What is the function of an interrupt in a computer system?

 

A) End the program

B) Halt the CPU to perform a specific task

C) Manage file storage

D) Provide internet access

Answer: B) Halt the CPU to perform a specific task.