Computer Quiz Questions with Answers

Computer Quiz Questions with Answers

1. All processing of computer is done in–
(A) Monitor (B) CPU
(C) keyboard (D) RAM
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2. When yon put on the computer in the morning, it is called–
(A) hot boot (B) cold boot
(C) warm boot (D) dabugging
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3. He is known as the father of computer–
(A) Herman Hollerith (B) Grace Hoppers
(C) Charles Babbage (D) Newton
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4. RAM consists of binary numbers 1s and–
(A) 0s (B) 2s
(C) 3s (D) 4s
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5. For Checking the output, you use–
(A) monitor (B) keyboard
(C) mouse (D) joystick
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6. A DVD-RAM is similar to a …………………..except it has storage capacities up to 5.2 GB.
(A) CD-R (B) floppy disk
(C) CD-RW (D) hard disk
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7. When you are selecting a mouse for a particular computer system, what is the most important consideration?
(A) The type of drivers that come with the mouse
(B) The length of the mouse cord
(C) The type of connector the mouse is equipped with
(D) The number of buttons the mouse has
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8. How is power supplied to a low-power USB device?–
(A) Through a power cable (B) From an external power supply
(C) Directly from the computer’s power supply (D) Through the USB cable
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9. All of the following are basic principles of net works except–
(A) each computer must have a network card
(B) there must be communications media connecting the network hardware devices
(C) there must be at least one connecting device
(D) each computer must have software that supports the movement of information.
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10. The …………………..data mining technique derives rules from real-world case examples.
(A) Rule discover (B) Signal processing
(C) Neural nets (D) Case-based reasoning
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11. In Excel ………………….. allows users to bring together copies of work-books that other users have worked on independently.
(A) Copying (B) Merging
(C) Pasting (D) Compiling
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12. Which of the following are advantages of CD-ROM as a storage media?
(A) CD-ROM is an inexpensive way to store large, amount of data and information
(B) CD-ROM disks retrieve data and information more quickly than magnetic disks do
(C) CD-ROMs make less errors than magnetic media
(D) An of the above
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13. Technology no longer protected by copy-right, available to everyone is considered to be–
(A) proprietary (B) open
(C) experimental (D) in the public domain
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14. A typical modem computer uses–
(A) Magnetic cores (B) LSI chips
(C) Magnetic tapes (D) More then 1000 vacuum tubes
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15. ALU is called for ………………….. of a computer–
(A) Heart (B) Master dispatcher
(C) Primary memory (D) All of the above
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16. EPROM consist of–
(A) bipolar transistors (B) MOSFETs
(C) UJTs (D) diodes
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17. Popular application of flip-flop are–
(A) counters (B) shift registers
(C) transfer registers (D) all of these
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18. Register is a–
(A) set of capacitor used to register input instruction in a digital computer
(B) set to paper tapes and cards put in a file
(C) temporary storage unit within the CPU having dedicated or general purpose use
(D) part of the auxiliary memory
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19. A simple flip-flop–
(A) is 2 bit memory (B) is 1 bit memory
(C) is a four state device (D) has nothing to do with memory
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20. A 4-bit shift register cab be made by using–
(A) 3 JK flip-flop (B) 4 JK flip-flop
(C) 5 JK flip-flop (D) 8 JK flip-flop
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( Next Computer Quiz No. 9 )