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Operating System · Quiz 1 · Sep 2025

Operating System · Quiz 1 · Sep 2025

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Question 119 MCQ · 1.0 marks

Source diagram or notation
6406535125975.
TRUE
6406535125976.
FALSE

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Question 120 MCQ · 2.0 marks

In RISC-V, during system calls, which register stores the current mode of operation of the processor?
6406535125985.Source diagram or notation
6406535125986.Source diagram or notation
6406535125987.Source diagram or notation
6406535125988.Source diagram or notation

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Question 121 MCQ · 2.0 marks

Source diagram or notation
6406535125997.
TRUE
6406535125998.
FALSE

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Question 122 MCQ · 2.0 marks

In the xv6 operating system, suppose a process is running and a timer interrupt occurs. What will be the transition for the process state?
6406535125999.
Running → Sleeping
6406535126000.
Running → Runnable
6406535126001.
Running → Unused
6406535126002.
State remain unchanged

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Question 123 MCQ · 2.0 marks

In the xv6 operating system, when a process calls **exit()**, what will be the state transition of the process?
6406535126016.
Running → Sleeping
6406535126017.
Runnable → Unused
6406535126018.
Running → Zombie
6406535126019.
Sleeping → Runnable

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Question 124 MCQ · 2.0 marks

Which of the following sequences of functions determines the steps for the execution of the first process **initcode** in the xv6 operating system?
6406535126034.Source diagram or notation
6406535126035.Source diagram or notation
6406535126036.Source diagram or notation
6406535126037.Source diagram or notation

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Question 125 MCQ · 3.0 marks

If the memory map for a device starts from the offset 0x20001000 and has a size of 2048 bytes in a 32-bit addressing scheme, what will be the last address in the memory map?
6406535125967.
0x200017FF
6406535125968.
0x20001800
6406535125969.
0x200016FF
6406535125970.
0x20000FFF

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Question 126 MCQ · 3.0 marks

Source diagram or notation
6406535125971.Source diagram or notation
6406535125972.Source diagram or notation
6406535125973.Source diagram or notation
6406535125974.Source diagram or notation

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Question 127 MCQ · 3.0 marks

Source diagram or notation
6406535125989.Source diagram or notation
6406535125990.Source diagram or notation
6406535125991.Source diagram or notation
6406535125992.Source diagram or notation

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Question 128 MCQ · 3.0 marks

Source diagram or notation
6406535125993.
(i) → (ii) → (iii) → (iv)
6406535125994.
(i) → (iii) → (ii) → (iv)
6406535125995.
(ii) → (i) → (iii) → (iv)
6406535125996.
(iii) → (i) → (ii) → (iv)

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Question 129 MCQ · 3.0 marks

Source diagram or notation
6406535126003.Source diagram or notation
6406535126004.Source diagram or notation
6406535126005.Source diagram or notation
6406535126006.Source diagram or notation

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Question 130 MCQ · 3.0 marks

Source diagram or notation
6406535126020.
The base address of the process stack.
6406535126021.
The return value of the system call.
6406535126022.
The number of arguments passed to the system call.
6406535126023.
The number identifying the requested system call.

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Question 131 MCQ · 3.0 marks

Source diagram or notation
6406535126024.Source diagram or notation
6406535126025.Source diagram or notation
6406535126026.Source diagram or notation
6406535126027.Source diagram or notation

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Question 132 MCQ · 4.0 marks

Source diagram or notation
6406535125977.
2 KB
6406535125978.
4 KB
6406535125979.
8 KB
6406535125980.
16 KB

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Question 133 MCQ · 4.0 marks

Consider a system with 64 MB of physical memory and a 32-bit virtual address space. Given a page size of 16 KB, what will be the maximum number of page frames that can be present in RAM?
6406535125981.
2\(^{10}\) frames
6406535125982.
2\(^{11}\) frames
6406535125983.
2\(^{13}\) frames
6406535125984.
2\(^{12}\) frames

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Question 134 MCQ · 4.0 marks

Source diagram or notation
6406535126007.Source diagram or notation
6406535126008.Source diagram or notation
6406535126009.Source diagram or notation
6406535126010.Source diagram or notation

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