Computer science questions and answers

In the contemporary landscape of military operations, proficiency in computer science is increasingly paramount, and for students aspiring to join esteemed institutions like the Army, Navy, and PAF, a sound understanding of this field is essential. Computer science encompasses a wide array of disciplines, ranging from software development and cybersecurity to data analysis and artificial intelligence. 

Spirit candidates can gain a strategic advantage in their initial academic tests by focusing on multiple-choice questions (MCQs) specifically crafted based on the past experiences of successful applicants. These MCQs are tailored to provide targeted insights into the testing patterns and knowledge areas crucial for success in computer science assessments. 

By dedicating their efforts to mastering these questions, students not only enhance their preparedness for the tests but also increase their chances of achieving excellence in their pursuit of a career in the armed forces. Join Pak Army as ICTO and learn the undermentioned questions of computer science for 100% pass result. 

Computer Science MCQs for Entry Tests of Pak Forces

  1. The central processing unit (CPU) is often referred to as the “__________” of a computer.

    • Answer: brain
  2. In programming, a ____________ is a named storage location that can hold data.

    • Answer: variable
  3. HTML stands for HyperText Markup ____________.

    • Answer: Language
  4. The process of finding and fixing errors in a program is known as ____________.

    • Answer: debugging
  5. The ____________ programming paradigm emphasizes the use of objects and classes.

    • Answer: object-oriented
  6. RAM, or Random Access Memory, is a type of ____________ memory in a computer.

    • Answer: volatile
  7. A network protocol used for secure communication over a computer network is ____________.

    • Answer: HTTPS
  8. The acronym SQL stands for Structured Query ____________.

    • Answer: Language
  9. The process of converting a high-level programming language into machine code is called ____________.

    • Answer: compilation
  10. JavaScript is commonly used for adding ____________ functionality to web pages.

    • Answer: interactive
  11. An algorithm is a step-by-step procedure or ____________ for solving a problem.

    • Answer: formula
  12. IP address is short for Internet ____________ address.

    • Answer: Protocol
  13. The process of keeping multiple copies of data synchronized is known as data ____________.

    • Answer: replication
  14. A loop that continues to execute as long as a specified condition is true is called a ____________ loop.

    • Answer: while
  15. The file extension for a Python source code file is ____________.

    • Answer: .py
  16. HTTP, the protocol used for transferring hypertext, stands for HyperText Transfer ____________.

    • Answer: Protocol
  17. The process of hiding the implementation details of an object is known as ____________.

    • Answer: encapsulation
  18. A programming language known for its readability and simplicity is ____________.

    • Answer: Python
  19. The binary system uses ____________ digits, 0 and 1, to represent information.

    • Answer: two
  20. HTML tags are enclosed in ____________ brackets.

    • Answer: angle
  21. The process of converting a source code file into machine code at runtime is called ____________ compilation.

    • Answer: just-in-time
  22. In object-oriented programming, a blueprint for creating objects is called a ____________.

    • Answer: class
  23. A device that connects multiple computer networks together is called a ____________.

    • Answer: router
  24. The process of converting a string into its equivalent numeric value is called ____________.

    • Answer: parsing
  25. CSS stands for Cascading Style ____________.

    • Answer: Sheet

Computer Science MCQs with Answers

  1. An if-else statement allows a program to make ____________ decisions based on conditions.

    • Answer: conditional
  2. The primary function of an operating system is to manage ____________ resources.

    • Answer: hardware
  3. The process of transforming data into a secure format to prevent unauthorized access is called ____________.

    • Answer: encryption
  4. In database management, a collection of related information is called a ____________.

    • Answer: database
  5. The process of verifying the identity of a user or system is known as ____________.

    • Answer: authentication
  6. In networking, IP stands for Internet ____________.

    • Answer: Protocol
  7. An array is a data structure that stores elements of the same ____________.

    • Answer: type
  8. The acronym URL stands for Uniform Resource ____________.

    • Answer: Locator
  9. A programming language commonly used for data analysis and machine learning is ____________.

    • Answer: R
  10. The ____________ is responsible for executing instructions stored in a computer’s memory.

    • Answer: CPU
  11. CSS3 introduces ____________ animations, allowing for smoother visual effects on web pages.

    • Answer: transition
  12. In cybersecurity, a program designed to detect and prevent unauthorized access is called an ____________.

    • Answer: firewall
  13. The process of converting a domain name into an IP address is known as ____________ resolution.

    • Answer: DNS
  14. Python is known for its emphasis on code ____________, making it easy to read and write.

    • Answer: readability
  15. A programming language developed by Microsoft often used for web development is ____________.

    • Answer: C#
  16. The process of arranging data in a specific order, such as ascending or descending, is called ____________.

    • Answer: sorting
  17. The acronym API stands for Application Programming ____________.

    • Answer: Interface
  18. A programming language commonly used for building dynamic and interactive web pages is ____________.

    • Answer: JavaScript
  19. In computer graphics, pixels are the smallest ____________ elements on a display.

    • Answer: graphical
  20. A type of cyber attack where malicious software encrypts a user’s data and demands a ransom is called ____________.

    • Answer: ransomware
  21. A programming language known for its versatility and use in system programming is ____________.

    • Answer: C
  22. The process of copying files from a local computer to a remote server is known as ____________.

    • Answer: uploading
  23. The concept of allowing different types of data to be used interchangeably is known as ____________.

    • Answer: polymorphism
  24. A data structure that follows the Last In, First Out (LIFO) principle is a ____________.

    • Answer: stack
  25. The practice of concealing the complexity of a system by dividing it into smaller, more manageable components is called ____________.

    • Answer: abstraction

See More MCQs about Computer Science

  • Computer Science MCQs with Answer PDF Free (Download)
  • Computer Science MCQs PDF for Free Preparation of Entry Tests (Download)
  • Computer Science Questions with Answers Free PDF (Download)
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