Computer science
  • 1. Computer science is the study of computers and computational systems. It involves understanding and designing algorithms to solve problems efficiently, as well as analyzing the complexity of systems. Computer science also encompasses the design and development of software and hardware components, such as programming languages, operating systems, and computer networks. This field is essential for advancements in technology and plays a crucial role in various industries, including healthcare, finance, and entertainment. Computer scientists work on a diverse range of projects, from creating artificial intelligence systems to developing new cybersecurity measures. Overall, computer science is a dynamic and ever-evolving field that drives innovation and shapes the future of technology.

    What does CPU stand for?
A) Computer Performance Unit
B) Central Processing Unit
C) Central Processor Unit
D) Computer Processing Unit
  • 2. Which programming language relies on indentation for code structure?
A) Python
B) JavaScript
C) Java
D) C++
  • 3. What is the binary equivalent of the decimal number 10?
A) 0011
B) 1010
C) 1110
D) 1101
  • 4. Which data structure uses LIFO (Last In, First Out) principle?
A) Linked List
B) Queue
C) Heap
D) Stack
  • 5. Which company developed the Java programming language?
A) Apple
B) Sun Microsystems
C) Microsoft
D) IBM
  • 6. What does SQL stand for?
A) Simple Query Language
B) Structured Query Language
C) Sequential Query Language
D) Systematic Query Language
  • 7. Which sorting algorithm has a worst-case time complexity of O(n2)?
A) Quick Sort
B) Heap Sort
C) Bubble Sort
D) Merge Sort
  • 8. What does URL stand for?
A) Uniform Resource Locator
B) User Rank Logic
C) Universal Remote Link
D) Unified Resource Listing
  • 9. What is the primary purpose of an operating system?
A) Produce graphics
B) Run applications
C) Manage hardware and software resources
D) Connect to the internet
  • 10. Which data structure uses nodes and pointers?
A) Tree
B) Linked List
C) Array
D) Queue
  • 11. Which type of algorithm is used to find the shortest path in a graph?
A) Dijkstra's
B) Bubble Sort
C) Quick Sort
D) Selection Sort
  • 12. In object-oriented programming, what is a class?
A) Blueprint for creating objects
B) Memory allocation unit
C) User-defined function
D) Method of data storage
  • 13. What does LAN stand for?
A) Local Area Network
B) Long Antenna Node
C) Large Access Network
D) Low-bandwidth Application Node
  • 14. What does HTTP stand for?
A) Hardware Transfer Process
B) High Tech Protocol
C) Hypertext Transfer Protocol
D) Hyper Transfer Protocol
  • 15. What is a compiler in programming?
A) Graphic design software
B) Translates source code into machine code
C) Database system
D) Debugging tool
  • 16. What is the purpose of a firewall in computer security?
A) Block access to websites
B) Defragment hard drives
C) Encrypt data
D) Monitor and control incoming/outgoing network traffic
  • 17. What is a network protocol?
A) User authentication method
B) Software license agreement
C) Set of rules for communication between devices
D) Coding standard
  • 18. What is the primary purpose of version control systems like Git?
A) Monitor hardware performance
B) Compile code for execution
C) Manage changes to source code over time
D) Optimize network connections
  • 19. Which of the following is a cloud computing service model?
A) Infrastructure as a Service (IaaS)
B) Desktop as a Service (DaaS)
C) Platform as a Service (PaaS)
D) Software as a Service (SaaS)
  • 20. What does DNS stand for?
A) Distributed Network Server
B) Domain Name System
C) Data Network Security
D) Digital Network Service
  • 21. What is the function of a router in a network?
A) Display web pages
B) Direct data packets between networks
C) Convert data into sound waves
D) Store data permanently
  • 22. What does API stand for in programming?
A) Application Programming Interface
B) Abstract Programming Instrument
C) Automated Protocol Interface
D) Advanced Program Integration
  • 23. Which company developed the C programming language?
A) Apple
B) Bell Labs
C) Microsoft
D) IBM
  • 24. What is recursion in programming?
A) A function calling itself
B) Convert source code to machine code
C) Parallel processing technique
D) Interpreting assembly language
  • 25. Which data structure uses First In, First Out (FIFO) approach?
A) Linked List
B) Queue
C) Array
D) Stack
  • 26. What is the most popular version control system used in software development?
A) Mercurial
B) CVS
C) SVN
D) Git
  • 27. What type of authentication involves using something you know and something you have?
A) Single sign-on
B) Access control
C) Biometric authentication
D) Two-factor authentication
  • 28. Which software development methodology emphasizes iterative and incremental development?
A) Agile
B) Scrum
C) Lean
D) Waterfall
  • 29. Which database model organizes data into tables with rows and columns?
A) Hierarchical
B) Relational
C) Graph
D) NoSQL
  • 30. What is the binary equivalent of the decimal number 25?
A) 10110
B) 11101
C) 10010
D) 11001
  • 31. What is the process of finding errors and fixing them in a program called?
A) Compiling
B) Programming
C) Debugging
D) Running
  • 32. Which of the following is a type of network topology?
A) Mesh
B) Bus
C) Ring
D) Star
  • 33. Which programming language is often used for web development?
A) C++
B) Swift
C) Python
D) JavaScript
  • 34. What does CSS stand for?
A) Cascading Style Sheets
B) Code Syntax System
C) Content Structure System
D) Computer System Software
  • 35. What does RAM stand for?
A) Read-Only Memory
B) Resource Allocation Manager
C) Random Access Memory
D) Remote Access Module
  • 36. Which programming language is often used for developing Android apps?
A) C#
B) Ruby
C) Java
D) Python
  • 37. Which company developed the Python programming language?
A) Mark Zuckerberg
B) Guido van Rossum
C) Bill Gates
D) Larry Page
  • 38. Which networking protocol is used to transfer web pages over the internet?
A) SMTP
B) FTP
C) HTTP
D) SSH
  • 39. What is the fundamental unit of storage in a computer's memory system?
A) Bit
B) Nibble
C) Byte
D) Word
  • 40. Which component of a computer is responsible for storing data long-term?
A) RAM
B) Graphics Card
C) Hard drive
D) CPU
  • 41. What does IDE stand for in software development?
A) Integrated Development Environment
B) Internet Development Enterprise
C) Interactive Design Environment
D) Interface Development Engine
Created with That Quiz — the site for test creation and grading in math and other subjects.