This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Computer Science > Class 11 Computer Science Chapter 1 Computer Fundamentals – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Computer Science Chapter 1 Computer Fundamentals Quiz 23 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the primary function of a web browser? A) To create software applications. B) To access and display web pages. C) To manage hardware resources. D) To store files permanently. Show Answer Correct Answer: B) To access and display web pages. 2. Which device is both an input and an output device A) A scanner. B) A keyboard. C) A light pen. D) A touchscreen. Show Answer Correct Answer: D) A touchscreen. 3. CD-ROM stands for ..... A) Compactable Read Only Memory. B) Compactable Disk Read Only Memory. C) Compact Data Read Only Memory. D) Compact Disk Read Only Memory. Show Answer Correct Answer: D) Compact Disk Read Only Memory. 4. Which of the following is a key characteristic of computers? A) They can feel emotions. B) They can work without human intervention. C) They require constant supervision. D) They can make decisions. Show Answer Correct Answer: B) They can work without human intervention. 5. Computers cause short attention span in people. A) Advantage. B) Disadvantage. C) All the above. D) None of the above. Show Answer Correct Answer: B) Disadvantage. 6. What are some best practices for creating strong passwords? A) Make it short and simple. B) Use only numbers. C) Reuse passwords across different sites. D) Use a mix of characters, avoid common words, make it long, and consider a password manager. Show Answer Correct Answer: D) Use a mix of characters, avoid common words, make it long, and consider a password manager. 7. What is the significance of antivirus software on a computer? A) Antivirus software is crucial for protecting the computer from viruses, malware, and other malicious threats by scanning, detecting, and removing them. B) Antivirus software is only needed for aesthetic purposes on a computer. C) Antivirus software increases the risk of viruses on the computer. D) Antivirus software slows down the computer performance. Show Answer Correct Answer: A) Antivirus software is crucial for protecting the computer from viruses, malware, and other malicious threats by scanning, detecting, and removing them. 8. Which among the following web browsers was the first to introduce graphical interface? A) Netscape. B) Mosaic. C) Mosaic. D) WorldWideWeb. Show Answer Correct Answer: A) Netscape. 9. For Network Configurations, it is important to consider the size and geographical area of a network. A) Yes. B) No. C) Maybe. D) It doesn't really matter. Show Answer Correct Answer: A) Yes. 10. The three components of CPU are:ALO, Memory Unit, and Control Unit. A) False. B) True. C) I don't know. D) Trulse. Show Answer Correct Answer: A) False. 11. The computer size was very large in ..... A) Fourth Generation. B) Third Generation. C) First Generation. D) Second Generation. Show Answer Correct Answer: C) First Generation. 12. What do you mean by hardware? A) Tools available in the market. B) Physical components of a computer. C) All the above. D) None of the above. Show Answer Correct Answer: B) Physical components of a computer. 13. How many bits are in a byte? A) 8 bits. B) 32 bits. C) 16 bits. D) 4 bits. Show Answer Correct Answer: A) 8 bits. 14. Rohan is considering upgrading his laptop and is curious about the benefits of using solid-state drives (SSDs) over traditional hard drives. Which of the following is a benefit of using SSDs? A) Faster data access speeds. B) Higher storage capacity. C) Lower cost per gigabyte. D) More physical durability. Show Answer Correct Answer: A) Faster data access speeds. 15. What does RAM (Random Access Memory) do? A) Permanently stores all data. B) Temporarily holds all data and instructions. C) Connects to the internet. D) Processes data into information. Show Answer Correct Answer: B) Temporarily holds all data and instructions. 16. Who built the Difference engine? A) Herman Hollerith. B) Charles Babbage. C) Howard Aiken. D) Blaise Pascal. Show Answer Correct Answer: B) Charles Babbage. 17. Actual instructions in flowcharting are represented in ..... A) Boxes. B) Lines. C) Arrows. D) Circles. Show Answer Correct Answer: A) Boxes. 18. The development of IC was the hallmark of the ..... generation of computers. A) 5th. B) 2nd. C) 4th. D) 3rd. Show Answer Correct Answer: D) 3rd. 19. What does "Hacking" mean? A) The activity of using a computer to access information stored on another computer system without permission. B) Servers vulnerable to be attacked. C) A violation in the system of a security. D) None of the above. Show Answer Correct Answer: A) The activity of using a computer to access information stored on another computer system without permission. 20. Name a common type of storage device used in computers. A) Hard Disk Drive (HDD). B) Solid State Drive (SSD). C) Optical Disc Drive (ODD). D) USB Flash Drive. Show Answer Correct Answer: A) Hard Disk Drive (HDD). 21. Which of these is a not a computer manufacturer? A) IBM. B) Sun. C) Microsoft. D) Apple. Show Answer Correct Answer: C) Microsoft. 22. Devices that are used to process data A) Input Devices. B) Storage Devices. C) Output Devices. D) Processing Devices. Show Answer Correct Answer: D) Processing Devices. 23. During a class project, Avani needs to present her findings. What is the main purpose of output devices in her presentation setup? A) To store data. B) To display or output data. C) To input data into the computer. D) To process data. Show Answer Correct Answer: B) To display or output data. 24. I hold all of the other circuit boards. A) Fatherboard. B) Motherboard. C) All the above. D) None of the above. Show Answer Correct Answer: B) Motherboard. 25. Which of the following statements is true about input devices: A) Takes information from the USER to the COMPUTER. B) Takes information from the COMPUTER to the USER. C) All the above. D) None of the above. Show Answer Correct Answer: A) Takes information from the USER to the COMPUTER. 26. .... is transferring of block of data from the online secondary storage like hard disk to the memory. A) A. Swapping. B) B. Paging. C) C. Scheduling. D) None of the above. Show Answer Correct Answer: A) A. Swapping. 27. Binary signals are represented with the numbers ..... A) 1, 2. B) 0, 1. C) All the above. D) None of the above. Show Answer Correct Answer: B) 0, 1. 28. What are the four basic functions performed by a computer? A) Print, Scan, Fax, Email. B) Copy, Paste, Save, Delete. C) Add, Subtract, Multiply, Divide. D) Input, Output, Storage, Processing. Show Answer Correct Answer: D) Input, Output, Storage, Processing. 29. What is the basic concept of data associated with? A) Scientific research. B) Historical events. C) Mathematical calculations. D) Literary works. Show Answer Correct Answer: A) Scientific research. 30. Is it ok to use someone's work on the Internet without permission? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 31. VDU stands for ..... A) Virtual decoram unit. B) Virtual display unit. C) Visual display unit. D) Visual detection unit. Show Answer Correct Answer: C) Visual display unit. 32. Four bits is called a A) Bit. B) Byte. C) Nibble. D) None of the above. Show Answer Correct Answer: C) Nibble. 33. What was the original purpose of C language? A) Operating System Development. B) Mobile App Development. C) Web Development. D) Game Development. Show Answer Correct Answer: A) Operating System Development. 34. ..... is a presentation within presentation. A) Custom show. B) Slide Transition. C) Animation. D) None. Show Answer Correct Answer: A) Custom show. 35. Which of the following is not a storage medium? A) CD. B) DVD. C) Floppy Disk. D) Scanner. Show Answer Correct Answer: D) Scanner. 36. Which type of network covers a small geographical area, like a single building? A) Personal Area Network (PAN). B) Metropolitan Area Network (MAN). C) Local Area Network (LAN). D) Wide Area Network (WAN). Show Answer Correct Answer: C) Local Area Network (LAN). 37. Which component is responsible for Fetching and decoding data and instructions? A) RAM. B) ALU. C) Control Unit. D) ROM. Show Answer Correct Answer: C) Control Unit. 38. 1 Nibble = ..... A) 512 bits. B) 8 bytes. C) 4 bits. D) 1 bit. Show Answer Correct Answer: C) 4 bits. 39. The abacus was invented in 3000 BC in A) Babylonia. B) Mesopotamia. C) Alexandria. D) Samarra. Show Answer Correct Answer: A) Babylonia. 40. What are the main components of computer hardware? A) Graphics card, sound card, cooling system. B) Operating system, software applications, network cables. C) Monitor, keyboard, mouse pad. D) CPU, RAM, storage devices, motherboard, power supply, input/output devices. Show Answer Correct Answer: B) Operating system, software applications, network cables. 41. Which of the following best describes the function of a hyperlink in a document? A) It allows users to navigate to another location or resource. B) It changes the font style of the text. C) It formats text to be bold or italic. D) It saves the document automatically. Show Answer Correct Answer: A) It allows users to navigate to another location or resource. 42. Explain the function of an SSD in a computer. A) An SSD is used for long-term storage of data. B) An SSD is used to store temporary data. C) An SSD is used to display images on the screen. D) An SSD is responsible for cooling down the CPU. Show Answer Correct Answer: A) An SSD is used for long-term storage of data. 43. ROM is best described as: A) Read-write memory. B) Permanent storage for startup instructions. C) Temporary storage. D) External storage. Show Answer Correct Answer: B) Permanent storage for startup instructions. 44. Storage capacity of magnetic disk depends on A) Tracks per inch of surface. B) Bits per inch of tracks. C) Disk pack in disk surface. D) All of above. Show Answer Correct Answer: D) All of above. 45. The input machine which originated in the United States around 1880s is a A) Keyboard. B) Joystick. C) Mouse. D) Bar code reader. Show Answer Correct Answer: A) Keyboard. 46. Which of the following is the most effective password? A) Merc ury. B) XK6D(#dsswuJD. C) Bankaccount1. D) M3r(urY. Show Answer Correct Answer: D) M3r(urY. 47. During a school project, Aanya and Viaan are discussing how quickly they can upload their presentation to the cloud. Aanya mentions that the 'bandwidth' of their internet connection is crucial for this task. What does the term 'bandwidth' refer to in networking? A) The type of network connection. B) The physical distance between devices. C) The amount of data that can be transmitted in a given time. D) The speed of a computer's processor. Show Answer Correct Answer: C) The amount of data that can be transmitted in a given time. 48. Name two input devices used with a computer. A) Printer. B) Joystick. C) Trackpad. D) Keyboard, mouse. Show Answer Correct Answer: D) Keyboard, mouse. 49. Which of these is the smallest? A) 1 Kilobyte. B) 8 bytes. C) 40 bits. D) 21 Nibbles. Show Answer Correct Answer: C) 40 bits. 50. CPU has the following 3 parts A) Keyboard, mouse and monitor. B) Keyboard, Ram and monitor. C) CU, ALU and MU. D) None of the above. Show Answer Correct Answer: C) CU, ALU and MU. 51. ..... helps in making audience handouts. A) MS-Word. B) MS-PowerPoint. C) MS-Excel. D) None. Show Answer Correct Answer: B) MS-PowerPoint. 52. A mobile salesperson needs quick access to customer records while visiting clients; which system property is most critical? A) High storage capacity only. B) High portability and network access (mobile device). C) Batch processing power. D) Multi-user transaction support. Show Answer Correct Answer: B) High portability and network access (mobile device). 53. Used to enter information on papers into a computer A) Scanner. B) Touchpad. C) QWERTY keyboard. D) Printer. Show Answer Correct Answer: A) Scanner. 54. How does RAM differ from ROM? A) RAM is volatile and temporary; ROM is non-volatile and permanent. B) RAM and ROM are both volatile and serve the same purpose. C) RAM is non-volatile and permanent; ROM is volatile and temporary. D) RAM is used for permanent storage; ROM is used for temporary storage. Show Answer Correct Answer: A) RAM is volatile and temporary; ROM is non-volatile and permanent. 55. What are the four main components shown in the single-bus structure of a computer? A) Input, Output, Memory, Processor. B) Keyboard, Mouse, Monitor, Printer. C) Input, Storage, Display, Power Supply. D) CPU, RAM, Hard Disk, Network Card. Show Answer Correct Answer: A) Input, Output, Memory, Processor. 56. Explain the concept of cloud computing. A) Cloud computing involves storing data on physical clouds in the sky. B) Cloud computing refers to using cotton candy as a data storage solution. C) Cloud computing is the delivery of computing services over the internet, providing access to resources like servers, storage, databases, networking, software, and more on a pay-as-you-go basis. D) Cloud computing is a type of weather forecasting system. Show Answer Correct Answer: C) Cloud computing is the delivery of computing services over the internet, providing access to resources like servers, storage, databases, networking, software, and more on a pay-as-you-go basis. 57. Memory is measured in ..... A) Bits and bytes. B) Liters. C) Kilograms. D) None of the above. Show Answer Correct Answer: A) Bits and bytes. 58. A light sensitive device that converts drawing, printed text or other images into digital form is A) Keyboard. B) Plotter. C) Scanner. D) OMR. E) None of these. Show Answer Correct Answer: C) Scanner. 59. A malware is a ..... software A) Harmful. B) Useful. C) Duplication. D) Maintenance. Show Answer Correct Answer: A) Harmful. 60. Explain the difference between TCP and UDP. A) TCP is faster and connection-oriented, while UDP is reliable and connectionless. B) TCP is reliable and connection-oriented, while UDP is faster and connectionless. C) TCP is connectionless and has lower latency than UDP. D) UDP is reliable and connection-oriented, while TCP is faster and connectionless. Show Answer Correct Answer: B) TCP is reliable and connection-oriented, while UDP is faster and connectionless. ← 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