This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Computer Science > Class 11 Computer Science Chapter 1 Computer Fundamentals – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Computer Science Chapter 1 Computer Fundamentals Quiz 7 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Who are the people that write computer instructions? A) Workstation. B) Programmers. C) Shareware. D) Users. Show Answer Correct Answer: B) Programmers. 2. Which type of encryption involves using a single key for both encryption and decryption? A) Hybrid Encryption. B) Asymmetric Encryption. C) Symmetric Encryption. D) Dynamic Encryption. Show Answer Correct Answer: C) Symmetric Encryption. 3. What is the purpose of a router in a computer network? A) The purpose of a router is to store data packets within the network. B) Routers are responsible for managing software updates on computers. C) The purpose of a router in a computer network is to forward data packets between computer networks. D) Routers are used to connect printers to the network. Show Answer Correct Answer: C) The purpose of a router in a computer network is to forward data packets between computer networks. 4. Which component of the CPU acts as a supervisor or monitor, controlling all the activities of various functional units and fetching, interpreting, and sending instructions to the ALU? A) Control Unit. B) Arithmetic and Logical Unit (ALU). C) Registers. D) Primary Storage. Show Answer Correct Answer: A) Control Unit. 5. What does the term 'cloud storage' refer to? A) Storing files on a USB drive. B) Storing files on a CD. C) Storing files on a local hard drive. D) Storing files on the Internet. Show Answer Correct Answer: D) Storing files on the Internet. 6. The first Network that planted the seeds of Internet: A) ARPANET. B) NSFnet. C) Vnet. D) Both A and B. Show Answer Correct Answer: A) ARPANET. 7. A weather forecasting centre uses supercomputers to run climate models. This is because: A) Supercomputers have large storage and very high processing speed. B) Supercomputers are portable. C) Supercomputers are inexpensive and easy to maintain. D) Supercomputers require no electricity. Show Answer Correct Answer: A) Supercomputers have large storage and very high processing speed. 8. How do you classify computers? A) According to their color and profile. B) According to their size and power. C) According to their type and color. D) According to their size and variety. Show Answer Correct Answer: B) According to their size and power. 9. True or False:Both Windows and macOS are examples of proprietary operating systems. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 10. What type of terminal has processing power and can perform some tasks independently? A) Output terminal. B) Smart terminal. C) Dumb terminal. D) Input terminal. Show Answer Correct Answer: B) Smart terminal. 11. Which component processes data and instructions entered into the computer? A) Communication devices. B) Storage devices. C) Output devices. D) CPU. Show Answer Correct Answer: D) CPU. 12. What is CPU and how does it work? Explain briefly. A) Central Processing Unit is an output device. It displays information to the user. B) Central Processing Unit is a storage device. It stores data for future use. C) Central Processing Unit is an input device. It receives data from the user. D) Central Processing Unit is the brain of computer. It processes data and instructions. Show Answer Correct Answer: D) Central Processing Unit is the brain of computer. It processes data and instructions. 13. What is unallocated space on a disk? A) Needed space. B) Deleted space. C) Unused space. D) Used space. Show Answer Correct Answer: C) Unused space. 14. Select three input devices your computer uses: A) Mouse, keyboard, scanner. B) Mouse, keyboard, monitor. C) Mouse, scanner, printer Mouse, scanner, printer. D) Mouse, printer, CPU. Show Answer Correct Answer: A) Mouse, keyboard, scanner. 15. What kind of language can computer understand? A) High-level language. B) Normal language. C) Computer language. D) Assembly language. Show Answer Correct Answer: A) High-level language. 16. Which hardware component provides temporary workspace for programs currently running? A) CD-ROM. B) Printer buffer only. C) Hard disk. D) RAM (primary memory). Show Answer Correct Answer: D) RAM (primary memory). 17. What is the difference between a 32-bit and a 64-bit operating system? A) 32-bit systems can run 64-bit applications without issues. B) The main difference is the color of the user interface. C) The main difference is the amount of RAM supported and the data processing capability. D) 64-bit systems are only for gaming purposes. Show Answer Correct Answer: C) The main difference is the amount of RAM supported and the data processing capability. 18. What is the full form of HTML? A) Hyper Text Markup Language. B) Hyper Teach Markup Language. C) Hyper Tech Markup Language. D) None of Above. Show Answer Correct Answer: A) Hyper Text Markup Language. 19. Explain the difference between ROM and RAM. A) ROM is used for temporary data storage, while RAM is used for permanent data storage. B) ROM is non-volatile memory, while RAM is volatile memory. C) ROM is faster than RAM in data access. D) ROM is used for processing data, while RAM is used for display purposes. Show Answer Correct Answer: B) ROM is non-volatile memory, while RAM is volatile memory. 20. Operating system is ..... between user and the computer resources A) Interface. B) Software Layer. C) Intermediary. D) ALL. Show Answer Correct Answer: D) ALL. 21. Most personal computers use this eight-bit coding system A) Decode. B) ASCII. C) EBCDIC. D) Unicode. Show Answer Correct Answer: B) ASCII. 22. How can you insert a table in MS Word? A) Go to Review tab $\rightarrow$ Table $\rightarrow$ Select number of rows and columns. B) Go to Insert tab $\rightarrow$ Table $\rightarrow$ Select number of rows and columns. C) Go to Home tab $\rightarrow$ Table $\rightarrow$ Select number of rows and columns. D) Go to Layout tab $\rightarrow$ Table $\rightarrow$ Select number of rows and columns. Show Answer Correct Answer: B) Go to Insert tab $\rightarrow$ Table $\rightarrow$ Select number of rows and columns. 23. Define output devices and provide two examples. A) Input devices like keyboards and mice. B) Output devices are hardware that convey information from a computer to the user. Examples include a monitor and a printer. C) Storage devices such as hard drives and SSDs. D) Network devices including routers and switches. Show Answer Correct Answer: B) Output devices are hardware that convey information from a computer to the user. Examples include a monitor and a printer. 24. Which type of computer is described as the most widely used in the world, normally placed on top of a desk, and equipped with huge volumes of main and secondary memories? A) Mainframe Computer. B) Desktop or Personal Computer (PC). C) Laptop Computer. D) Supercomputer. Show Answer Correct Answer: B) Desktop or Personal Computer (PC). 25. In a classroom, Neha is trying to understand how all the devices in her computer work together. What is the primary function of the motherboard in a computer? A) To store data permanently. B) To connect all hardware components. C) To execute software applications. D) To manage power supply. Show Answer Correct Answer: B) To connect all hardware components. 26. Which of the following is the second largest measurement of RAM? A) Byte. B) Gigabyte. C) Terabyte. D) Megabyte. Show Answer Correct Answer: A) Byte. 27. Which type of computer is used for weather forecasting? A) Super Computers. B) Mainframe Computers. C) PDA. D) Wearable Computers. Show Answer Correct Answer: A) Super Computers. 28. The register used as a working area in CPU is A) Instruction Decoder. B) Instruction Register. C) Program Counter. D) Accumualtor. Show Answer Correct Answer: D) Accumualtor. 29. Which cyber threat involves sending a large number of emails to disrupt a person's network and gain access to personal information? A) Denial-of-service attack (DOS Attack). B) Phishing. C) Worm. D) Mail Bombing. Show Answer Correct Answer: D) Mail Bombing. 30. What was a significant feature of the third generation of computers? A) Integrated circuits. B) Punched cards. C) All the above. D) None of the above. Show Answer Correct Answer: A) Integrated circuits. 31. Which of the following is the first generation of computers? A) CDC-1604. B) ICL-2900. C) EDSAC. D) IBM-1401. Show Answer Correct Answer: C) EDSAC. 32. What are the top row keys? A) QWERTYUIOP. B) QWERTYASDF. C) QWERHJKL. D) None of the above. Show Answer Correct Answer: A) QWERTYUIOP. 33. Which of the following is used to hold running program instructions? A) Internal Storage. B) Virtual Storage. C) Primary Storage. D) Minor Devices. Show Answer Correct Answer: C) Primary Storage. 34. World's first programmer A) Dennis Ritchie. B) Stibbitz. C) Bill Gates. D) Lady Ada Lovelace. Show Answer Correct Answer: D) Lady Ada Lovelace. 35. ..... are movable storage devices. A) CD. B) DVD. C) Both. D) None of the above. Show Answer Correct Answer: C) Both. 36. Which one of the following is not an application software package? A) Red Hat Linux. B) Open Office. C) Adobe Pagemaker. D) Microsoft Office. Show Answer Correct Answer: A) Red Hat Linux. 37. What is the role of a power supply unit (PSU) in a computer? A) To water plants. B) To convert AC power from the outlet into DC power for the computer components. C) To cook dinner. D) To play video games. Show Answer Correct Answer: B) To convert AC power from the outlet into DC power for the computer components. 38. I connect computers and allow them to talk to each other? A) Modem. B) Mother board. C) Usb port. D) Cpu. Show Answer Correct Answer: A) Modem. 39. The CPU is referred to as the "Brain of the computer" and is also called a: A) Microprocessor. B) Supercomputer. C) Mainframe. D) Minicomputer. Show Answer Correct Answer: A) Microprocessor. 40. Which of the following is a common method for sharing large files online? A) Burning the file to a CD. B) Emailing the file directly. C) Using cloud storage services. D) Sending via instant messaging. Show Answer Correct Answer: C) Using cloud storage services. 41. It contains any additives you want to place in your document, including but not limited to Tables, Online Picture/Clip Art searches, Headers and Footers. * A) Layout Tab. B) Home Tab. C) Design Tab. D) Insert Tab. Show Answer Correct Answer: D) Insert Tab. 42. Monitor is an out-put device? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 43. ..... are used to hold numeric values such as integer and floating-point values. A) Conditional registers. B) Accumulator registers. C) Index registers. D) Data registers. Show Answer Correct Answer: D) Data registers. 44. Which of these is the smallest in size? A) Mouse. B) Keyboard. C) Printer. D) Monitor. Show Answer Correct Answer: A) Mouse. 45. How do you prevent others from editing your document in the Review tab? A) Enable "Protect Document". B) Apply password protection. C) Save the document as a PDF. D) Use Track Changes. Show Answer Correct Answer: A) Enable "Protect Document". 46. What is the function of an Ethernet cable in networking? A) An Ethernet cable is used to cook dinner. B) An Ethernet cable is used to play music. C) An Ethernet cable is used to water plants. D) An Ethernet cable is used to connect devices to a local network or the Internet. Show Answer Correct Answer: D) An Ethernet cable is used to connect devices to a local network or the Internet. 47. Which one is a file extension for a text file? A) .doc. B) .com. C) .edu. D) .gov. Show Answer Correct Answer: A) .doc. 48. A mirrored array needs at least how many disks? A) 1. B) 2. C) 4. D) 3. Show Answer Correct Answer: B) 2. 49. It serve as a single platform to connect all of the parts of a computer A) Processor. B) Graphics Card. C) Power Supply Unit. D) Motherboard. Show Answer Correct Answer: D) Motherboard. 50. How does high-level language code get converted into machine code? A) Compilation or interpretation. B) Translation or transcription. C) Conversion or transformation. D) Decomposition or deconstruction. Show Answer Correct Answer: A) Compilation or interpretation. 51. These devices provide a means of communication between a computer and the outer world. A) Drivers. B) Storage. C) Compact. D) I/O. Show Answer Correct Answer: D) I/O. 52. Microsoft Windows is an example of application software A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 53. What does MAR stand for? A) Massive Address Register. B) Main Address Register. C) Memory Address Register. D) Minimal Age Readable. Show Answer Correct Answer: C) Memory Address Register. 54. The purpose of a power supply unit (PSU) is to: A) Increase system speed. B) Convert Alternating Current (AC) to Direct (DC) for system components. C) Store energy. D) Control input and output. Show Answer Correct Answer: B) Convert Alternating Current (AC) to Direct (DC) for system components. 55. The process of sharing files to other computer users A) Data Storage. B) File Sharing. C) Technology. D) Server. Show Answer Correct Answer: B) File Sharing. 56. The term "bit" stands for: A) Megabyte. B) Binary digit. C) Byte. D) Binary number. Show Answer Correct Answer: B) Binary digit. 57. What does BIOS stand for? A) Binary Input Output System. B) Basic Input Output System. C) Basic Integrated Operating System. D) Basic Internal Operating System. Show Answer Correct Answer: B) Basic Input Output System. 58. ..... is the person, who operates computer A) User. B) Programmer. C) Hardware. D) Software. Show Answer Correct Answer: A) User. 59. Which of the following is an example of a backing storage device? A) RAM. B) ROM. C) DVD-ROM. D) None of the above. Show Answer Correct Answer: C) DVD-ROM. 60. Which of these is used to interact directly with the hardware of a computer? A) Operating system. B) Application software. C) Utility software. D) Device drivers. Show Answer Correct Answer: D) Device drivers. ← 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 8Class 11 Computer Science Chapter 1 Computer Fundamentals Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books