Memory Questions and Answers updated daily – Computer Knowledge
Memory Questions: Solved 90 Memory Questions and answers section with explanation for various online exam preparation, various interviews, Computer Knowledge Category online test. Category Questions section with detailed description, explanation will help you to master the topic.
Memory Questions
41. In general, the ________ have the smallest bit size and the ________ have the largest.
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Correct Ans:EEPROMs, Flash
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42. How many address bits are required for a 4096-bit memory organized as a 512 * 8 memory?
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Correct Ans:9
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43. Which of the following is NOT a type of memory?
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Correct Ans:FPROM
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44. Which type of ROM can be erased by UV light?
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Correct Ans:EPROM
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45. What is the difference between static RAM and dynamic RAM?
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Correct Ans:Dynamic RAM must be refreshed, static RAM does not.
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46. Which of the following is normally used to initialize a computer system's hardware?
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Correct Ans:Bootstrap memory
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47. The periodic recharging of DRAM memory cells is called ________.
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Correct Ans:refreshing
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48. A major disadvantage of the mask ROM is that it:
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Correct Ans:cannot be reprogrammed if stored data needs to be changed
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49. What is the computer main memory?
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Correct Ans:RAM and ROM
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50. Which type of ROM has to be custom built by the factory?
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Correct Ans:mask ROM
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51. When a RAM module passes the checkerboard test it is:
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Correct Ans:probably good.
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52. How many address lines would be required for a 2K * 4 memory chip?
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Correct Ans:11
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53. What does the term "random access" mean in terms of memory?
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Correct Ans:Any address can be accessed in any order.
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54. Data is written to and read from the disk via a magnetic ________ head mechanism in the floppy drive.
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Correct Ans:read/write
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55. Which type of ROM can be erased by an electrical signal?
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Correct Ans:EEPROM
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56. Typically, how often is DRAM refreshed?
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Correct Ans:4 to 16 ms
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57. ROMs retain data when the ________.
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Correct Ans:all of the above
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58. Which is not part of a hard disk drive?
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Correct Ans:Valve
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59. Dynamic memory cells store a data bit in a ________.
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Correct Ans:capacitor
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60. What two functions does a DRAM controller perform?
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Correct Ans:address multiplexing and the refresh operation
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