71. | Which of the following is correct regarding operating system? |
a. | It manages the computer hardware. |
b. | It executes user programs. |
c. | Provide system services to the application. |
d. | All of the above. |
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Answer: (d).All of the above.
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72. | The main function of the command interpreter is |
a. | To handle the compiler. |
b. | To handle the parser. |
c. | To get and execute the next user-specified command. |
d. | None of the above. |
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Answer: (c).To get and execute the next user-specified command.
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73. | The procedure of starting a computer by loading the kernel is known as |
a. | Starting of kernel |
b. | Booting the system. |
c. | Loading the API. |
d. | None of the above. |
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Answer: (b).Booting the system.
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74. | Shell is the exclusive feature of which software? |
a. | UNIX |
b. | DOS |
c. | System software |
d. | Application software |
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Answer: (a).UNIX
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75. | The address generated by the CPU is referred to as: |
a. | physical address |
b. | logical address |
c. | physical as well as logical address. |
d. | None of the above |
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Answer: (b).logical address
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76. | Which of the following scheduling algorithm is non-preemptive? |
a. | Multilevel feedback queue. |
b. | Round Robin |
c. | FIFO |
d. | None of the above. |
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Answer: (c).FIFO
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77. | What will a simple two pass assembler do in the first pass? |
a. | It will allocate space for the literals. |
b. | It will generate the code for all the load and store register instruction. |
c. | It will build the symbol table for the symbols and their values. |
d. | It will compute the total length of the program. |
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Answer: (a).It will allocate space for the literals.
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78. | Your system response time is very poor. What may be the reason? |
a. | Process is busy |
b. | I/O rates may be high |
c. | High paging rates |
d. | All of the above |
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Answer: (d).All of the above
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79. | The volatile storage is/are |
a. | Main memory |
b. | Cache |
c. | Register |
d. | All of the above. |
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Answer: (d).All of the above.
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80. | Which of the following loader is executed when a system is first turned on or restarted |
a. | Boot loader |
b. | Compile and Go loader |
c. | Bootstrap loader |
d. | Relating loader |
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Answer: (c).Bootstrap loader
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