cs4022_2025T3_Q1_NA.pdf

Operating System · Quiz 1 · Sep 2025

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Questions and published explanations below are available without starting a test. Some questions may not have a published solution yet.

Question 119 MCQ · 1.0 marks

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TRUE
FALSE

A published solution is not available for this question yet.

Question 120 MCQ · 2.0 marks

In RISC-V, during system calls, which register stores the current mode of operation of the processor?

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A published solution is not available for this question yet.

Question 121 MCQ · 2.0 marks

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TRUE
FALSE

A published solution is not available for this question yet.

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?

Running → Sleeping
Running → Runnable
Running → Unused
State remain unchanged

A published solution is not available for this question yet.

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?

Running → Sleeping
Runnable → Unused
Running → Zombie
Sleeping → Runnable

A published solution is not available for this question yet.

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?

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A published solution is not available for this question yet.

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?

0x200017FF
0x20001800
0x200016FF
0x20000FFF

A published solution is not available for this question yet.

Question 126 MCQ · 3.0 marks

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A published solution is not available for this question yet.

Question 127 MCQ · 3.0 marks

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A published solution is not available for this question yet.

Question 128 MCQ · 3.0 marks

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(i) → (ii) → (iii) → (iv)
(i) → (iii) → (ii) → (iv)
(ii) → (i) → (iii) → (iv)
(iii) → (i) → (ii) → (iv)

A published solution is not available for this question yet.

Question 129 MCQ · 3.0 marks

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A published solution is not available for this question yet.

Question 130 MCQ · 3.0 marks

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The base address of the process stack.
The return value of the system call.
The number of arguments passed to the system call.
The number identifying the requested system call.

A published solution is not available for this question yet.

Question 131 MCQ · 3.0 marks

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A published solution is not available for this question yet.

Question 132 MCQ · 4.0 marks

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2 KB
4 KB
8 KB
16 KB

A published solution is not available for this question yet.

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?

2\(^{10}\) frames
2\(^{11}\) frames
2\(^{13}\) frames
2\(^{12}\) frames

A published solution is not available for this question yet.

Question 134 MCQ · 4.0 marks

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A published solution is not available for this question yet.