Unit-2: Computers Memory  (20 MCQs)

11th Class Computer Science MCQs Preparation 

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as
Federal Text Boards, Islamabad, Pakistan

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1. Which of the following is the fastest memory?




... Answer is C. cache memory
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2. How much is 1MB memory equal to?




... Answer is C. 1024 kB
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3. Which of the following is volatile memory?.




... Answer is A. RAM
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4. Which of the following has the highest storage capacity




... Answer is B. Blu-ray disk
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5.  USB flash device is what type of memory?




... Answer is C. Electronic memory
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6. Which of the following memory devices has the smallest storage capacity?




... Answer is B. cache memory
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7. Which of the following storage device is obsolete nowadays?. :




... Answer is D. Floppy disk
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8. Which memory communicates directly with the CPU?




... Answer is A. Main memory
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9. Which of the following memory devices has sequential access to data?




... Answer is C. Magnetic tape
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10. Where are the registers located?




... Answer is D. inside microprocessor
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11. The basic unit of computer memory is_______




... Answer is B. Byte
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12. Data is temporarily stored in_______




... Answer is C. Main Memory
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13. ____________ is the fastest memory



... Answer is A. Registers
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14.  The information contained in _________ is lost when power is off.



... Answer is B. RAM
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15. The Operating System is stored in ____________ when the computer is ON.




... Answer is A. RAM
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16.. __________ has the highest capacity.




... Answer is B. Hard Disk
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17. QA single character can be stored in a______________ :



... Answer is B. Byte
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18. In ___________ instructions are stored at the time of manufacturing.




... Answer is B. ROM
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19. The RAM is also called ______________________________




... Answer is A. Random Access Memory
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20. The smallest unit of memory is_______________ :




... Answer is A. Bit
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Unit 1, Unit 2, 

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Unit 1: Overview of Computer System

Short (Q/A):-

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