This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Computer Science > Class 11 Computer Science Chapter 1 Computer Fundamentals – Quiz 24 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Computer Science Chapter 1 Computer Fundamentals Quiz 24 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is not a component of the computer system? A) Input Unit. B) Output Unit. C) Data. D) Central Processing Unit. Show Answer Correct Answer: C) Data. 2. It causes varying degrees of disruption to the operation of the infected computer. A) Spoofing. B) SPAMs. C) Viruses. D) Worm. Show Answer Correct Answer: C) Viruses. 3. Software is the set of instructions or programs that make a computer function. It cannot be touched or seen. A) Yes. B) No. C) I don't know. D) None of the above. Show Answer Correct Answer: A) Yes. 4. A computer system works by having a ..... A) Interface $\rightarrow$ Power $\rightarrow$ Output. B) Insert $\rightarrow$ Program $\rightarrow$ Output. C) Input $\rightarrow$ Process $\rightarrow$ Output. D) Internet $\rightarrow$ Processor $\rightarrow$ Output. Show Answer Correct Answer: C) Input $\rightarrow$ Process $\rightarrow$ Output. 5. Random Access Memory is also called ..... A) Main Memory. B) Primary Memory. C) Volatile Memory. D) All are Correct. Show Answer Correct Answer: D) All are Correct. 6. This is the main part of a computer wherein all other hardware components of a computer are attached. A) WEBCAM. B) MOTHERBOARD. C) SCANNER. D) None of the above. Show Answer Correct Answer: B) MOTHERBOARD. 7. In a computer, most processing takes place in a component called the ..... A) RAM. B) CPU. C) Motherboard. D) None of the above. Show Answer Correct Answer: B) CPU. 8. How many bits are in a single byte? A) 16. B) 8. C) 4. D) 12. Show Answer Correct Answer: B) 8. 9. What distinguishes a supercomputer from other types of computers? A) It is primarily used for personal computing. B) It is a mobile computing device. C) It can process more than a quadrillion instructions per second. D) It is the most affordable type of computer. Show Answer Correct Answer: C) It can process more than a quadrillion instructions per second. 10. List examples of output devices. A) Scanners. B) Webcams. C) Examples of output devices include printers, monitors, and speakers. D) Keyboards. Show Answer Correct Answer: C) Examples of output devices include printers, monitors, and speakers. 11. What does the term 'bandwidth' refer to? A) The maximum rate of data transfer across a network. B) The amount of physical space in a network device. C) The type of network cable used for connections. D) The number of devices connected to a network. Show Answer Correct Answer: A) The maximum rate of data transfer across a network. 12. The first known mechanical computing device invented by man. A) Finger. B) Pebble. C) Abacus. D) Pascaline. Show Answer Correct Answer: C) Abacus. 13. Which input device is commonly used for touch screen interfaces? A) Scanner. B) Mouse. C) Keyboard. D) Touch screen. Show Answer Correct Answer: D) Touch screen. 14. Which type of animation effect is applied to introduce an object on a slide? A) Exit. B) Motion Paths. C) Emphasis. D) Entrance. Show Answer Correct Answer: D) Entrance. 15. Software can be classified into ..... major categories. A) 1. B) 2. C) 4. D) 3. Show Answer Correct Answer: B) 2. 16. Part of CPU that controls the flow of data A) ALU. B) CU. C) Memory. D) None of these. Show Answer Correct Answer: B) CU. 17. What is the function of a monitor in a computer system? A) Plays music. B) Displays visual output from the computer. C) Drives the computer. D) Cooks food. Show Answer Correct Answer: B) Displays visual output from the computer. 18. What unit is used to measure the speed of a CPU? A) Gigabytes (GB). B) Pixels. C) Megabytes (MB). D) Hertz (Hz). Show Answer Correct Answer: D) Hertz (Hz). 19. Which component is responsible for holding data permanently when the computer is switched off? A) RAM. B) ROM. C) CPU. D) Secondary Storage. Show Answer Correct Answer: D) Secondary Storage. 20. What does "COMPUTER" stand for? A) Common Operating Machine Particularly Used for Trade, Education, and Research. B) Common Operating Machine Purposely Used for Technological and Educational Research. C) Common Operations Made Possible Under Technical Engineering Researches. D) Commonly Oriented Machine Particullarly Used for Trade Education and Research. Show Answer Correct Answer: B) Common Operating Machine Purposely Used for Technological and Educational Research. 21. Provide an example of a non-volatile storage device commonly used for long-term data storage. A) RAM. B) USB Flash Drive. C) Optical Disc. D) SSD (Solid State Drive). Show Answer Correct Answer: D) SSD (Solid State Drive). 22. Set of instruction given to the computer is called A) Information. B) Software. C) Output. D) None of the above. Show Answer Correct Answer: B) Software. 23. Computer program are stored while the computer is running. A) Auxiliary Memory. B) Hard Disk Drive. C) Secondary Memory. D) Main Memory. Show Answer Correct Answer: D) Main Memory. 24. This device can be used as a switch A) Transistor. B) Transformer. C) Inductor. D) Capacitor. Show Answer Correct Answer: A) Transistor. 25. Operating system for the Smartphones? A) Solaris. B) Ubntu. C) Android. D) Linux. Show Answer Correct Answer: C) Android. 26. What is the definition of 'cloud computing'? A) Cloud computing is a type of software installed on local servers. B) Cloud computing is the delivery of computing services over the internet. C) Cloud computing is the use of personal computers for data processing. D) Cloud computing refers to physical storage devices in data centers. Show Answer Correct Answer: B) Cloud computing is the delivery of computing services over the internet. 27. Which function can be used to calculate the square root of a number in Excel? A) =POWER. B) =SQRT. C) =SQUARE. D) =ROOT. Show Answer Correct Answer: B) =SQRT. 28. Which of the following is used for permanent storage? A) CPU. B) Cache. C) Hard Disk. D) RAM. Show Answer Correct Answer: C) Hard Disk. 29. True or False:The first computers only took a couple of hours to reconfigure. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 30. Which of the following is a high-level language? A) C++. B) Binary language. C) Machine language. D) Assembly language. Show Answer Correct Answer: A) C++. 31. The first generation of computers used: A) Vacuum tubes. B) Microprocessors. C) Integrated circuits. D) Transistors. Show Answer Correct Answer: A) Vacuum tubes. 32. Name two fields where computers are widely used. A) Agriculture, Finance. B) Healthcare, Education. C) Construction, Education. D) Finance, Healthcare. Show Answer Correct Answer: B) Healthcare, Education. 33. List the five generations of computers. A) Sixth Generation (Quantum Computers). B) 1) First Generation (Vacuum Tubes), 2) Second Generation (Transistors), 3) Third Generation (Integrated Circuits), 4) Fourth Generation (Microprocessors), 5) Fifth Generation (Artificial Intelligence). C) Seventh Generation (Neural Networks). D) Eighth Generation (Biocomputers). Show Answer Correct Answer: B) 1) First Generation (Vacuum Tubes), 2) Second Generation (Transistors), 3) Third Generation (Integrated Circuits), 4) Fourth Generation (Microprocessors), 5) Fifth Generation (Artificial Intelligence). 34. An automated system used for sorting mail in a postal facility can use conveyors equipped with: A) OMR. B) OCR. C) Remote Control. D) Biometric Systems. Show Answer Correct Answer: A) OMR. 35. When you you use audio, text, animation, video together through hardware and software for education and entertainment, it is called A) Multimedia. B) Music. C) Computer system. D) Audio-visual. Show Answer Correct Answer: A) Multimedia. 36. A computers long term memory is stored on the ..... A) Random access memory. B) CPU. C) Motherboard. D) Hard Drive. Show Answer Correct Answer: D) Hard Drive. 37. Which of the following is not a characteristic of a computer? A) Versatility. B) Diligence. C) Accuracy. D) I.Q. Show Answer Correct Answer: D) I.Q. 38. . ..... and ..... are important parts of CPU A) ALU and CU. B) Input and Output. C) RAM and ROM. D) Keyboard and Monitor. Show Answer Correct Answer: A) ALU and CU. 39. ..... Control and Coordinates the activates of the Computer A) Control Unit. B) Arithmetic and Logical Unit. C) Input Unit. D) Output Unit. Show Answer Correct Answer: A) Control Unit. 40. In the second generation of computers, magnetic core memory was introduced, providing a more efficient means of storing data. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 41. It is a computer with specialized keyboards or keypads to enter data, or small QWERTY keyboards. A) Laptop. B) Desktop. C) Palmtop. D) Tower Type. Show Answer Correct Answer: C) Palmtop. 42. What is an example of a file extension for an image file? A) .html. B) .txt. C) .jpg. D) .exe. Show Answer Correct Answer: C) .jpg. 43. This is a program that enables the operating system to interact and communicate with hardware devices. A) Task Manager. B) System Settings. C) Monitor. D) Driver. Show Answer Correct Answer: D) Driver. 44. What type of password attack uses credentials that were exposed in a previous breach? A) Brute force. B) Password Spraying. C) Dictionary. D) Credential Stuffing. Show Answer Correct Answer: D) Credential Stuffing. 45. Aisha is trying to connect her laptop to the school network. What does the term 'IP address' refer to in networking? A) A method of data encryption. B) A type of network protocol. C) A physical connection between devices. D) A unique identifier for a device on a network. Show Answer Correct Answer: D) A unique identifier for a device on a network. 46. What is the main function of a firewall? A) To protect against unauthorized access. B) To delete old files. C) To organize files. D) To compress files. Show Answer Correct Answer: A) To protect against unauthorized access. 47. A university department wants a server to host student timetables and departmental files for several dozen staff and students. Which is most cost-effective? A) Minicomputer / midrange server. B) Supercomputer. C) Graphing calculator. D) Smartphone. Show Answer Correct Answer: A) Minicomputer / midrange server. 48. Devices that are used to give instructions to the computer A) Processing Devices. B) Output Devices. C) Input Devices. D) Storage Devices. Show Answer Correct Answer: C) Input Devices. 49. The first computers were as big as a ..... A) School building. B) House. C) Room. D) Shopping mall. Show Answer Correct Answer: B) House. 50. Define Registers A) Permanent storage area. B) Temporary as well as permanent storage area. C) Type of secondary storage. D) Temporary storage area. Show Answer Correct Answer: D) Temporary storage area. 51. In what order are instructions executed by a computer? A) Decode, store, fetch, execute. B) Fetch, decode, execute, store. C) Execute, fetch, store, decode. D) Store, execute, decode, fetch. Show Answer Correct Answer: B) Fetch, decode, execute, store. 52. The common input devices are the ..... and the ..... A) Mouse & keyboard. B) Keyboard & camira. C) Scanner & printer. D) Camira & Mic. Show Answer Correct Answer: A) Mouse & keyboard. 53. Which previous languages influenced the development of C language? A) B and BCPL. B) Java and Python. C) Fortran and COBOL. D) C++ and Ruby. Show Answer Correct Answer: A) B and BCPL. 54. Which component is used to give input to processor A) Memory Unit. B) Control Unit. C) Output unit. D) Input Unit. Show Answer Correct Answer: D) Input Unit. 55. What is the role of secondary storage in computers? A) To process data. B) To store data temporarily. C) To input data. D) To store and recall information. Show Answer Correct Answer: D) To store and recall information. 56. While studying for their cybersecurity exam, Akhil came across a question about different types of software. He wondered, which of the following is a type of malware? A) Antivirus. B) Spyware. C) Firewall. D) Operating System. Show Answer Correct Answer: B) Spyware. 57. ..... to open help window A) F1. B) F2. C) F4. D) F3. Show Answer Correct Answer: A) F1. 58. Accepts coded information from the user to be understood by the computer system. A) Output Unit. B) Input Unit. C) Control Unit. D) ALU. Show Answer Correct Answer: B) Input Unit. 59. How many cycles are made in 1GHz A) One Lakh. B) One Million. C) One Billion. D) One Trillion. Show Answer Correct Answer: C) One Billion. 60. Which measurement of storage capacity is the largest unit? A) Kilobyte among these units. B) Byte among these units. C) Megabyte among these units. D) Gigabyte among these units. Show Answer Correct Answer: D) Gigabyte among these units. ← PreviousNext →Related QuizzesScience QuizzesClass 11 QuizzesClass 11 Computer Science Chapter 1 Computer Fundamentals Quiz 1Class 11 Computer Science Chapter 1 Computer Fundamentals Quiz 2Class 11 Computer Science Chapter 1 Computer Fundamentals Quiz 3Class 11 Computer Science Chapter 1 Computer Fundamentals Quiz 4Class 11 Computer Science Chapter 1 Computer Fundamentals Quiz 5Class 11 Computer Science Chapter 1 Computer Fundamentals Quiz 6Class 11 Computer Science Chapter 1 Computer Fundamentals Quiz 7Class 11 Computer Science Chapter 1 Computer Fundamentals Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books