Operating System: True Or False Quiz!

40 Questions | By Mandibergeron | Last updated: Dec 15, 2020 | Total Attempts: 3991

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Questions and Answers

1.

Virtual memory space is always smaller than physical memory space.
- A.
  
  True
- B.
  
  False
2.

In a base-and-bounds model, the base tells where a segment (module) is loaded in memory.
- A.
  
  True
- B.
  
  False
3.

Segmentation avoids external memory fragmentation.
- A.
  
  True
- B.
  
  False
4.

The optimal (Min) page placement algorithm is not used in practice because it relies on accurately predicting future page references.
- A.
  
  True
- B.
  
  False
5.

An inverted page table keeps track of one entry per virtual page per process.
- A.
  
  True
- B.
  
  False
6.

If a deadlock is detected, the OS should always kill the process in the deadlock.
- A.
  
  True
- B.
  
  False
7.

An error is reported when the compiler cannot resolve the address when compiling a code module.
- A.
  
  True
- B.
  
  False
8.

In a non-distributed system, deadlock is rare enough that most systems just ignore it.
- A.
  
  True
- B.
  
  False
9.

The second chance cyclic (aka clock) algorithm selects the oldest page as its victim.
- A.
  
  True
- B.
  
  False
10.

In the working set model, exceeding the balance set leads to thrashing.
- A.
  
  True
- B.
  
  False
11.

Run time binding is used for Microsoft Dynamic link libraries.
- A.
  
  True
- B.
  
  False
12.

If an OS designer does not like page size he/she just picks a new one.
- A.
  
  True
- B.
  
  False
13.

Interrupts can be shut off by user processes.
- A.
  
  True
- B.
  
  False
14.

Processes in a microkernel architecture operating system usually communicate using shared memory protected by mutexes.
- A.
  
  True
- B.
  
  False
15.

By default, threads share global memory.
- A.
  
  True
- B.
  
  False
16.

In the remote procedure call (RPC) paradigm, data is not translated if the client and the server are running on the same architecture and using the same operation.
- A.
  
  True
- B.
  
  False
17.

Usually, there's one I/O queue for the system.
- A.
  
  True
- B.
  
  False
18.

The medium-term scheduler only runs in times of high resource contention, as when physical memory is full.
- A.
  
  True
- B.
  
  False
19.

One way to evaluate a scheduling algorithm is to use it on a script that creates a predefined mix of jobs, then tracks one or more statistics about the algorithm's performance.
- A.
  
  True
- B.
  
  False
20.

In multicore systems, symmetric multiprocessing uses one core to handle the scheduling for all the other cores.
- A.
  
  True
- B.
  
  False
21.

A segmented memory model is good for separating code from data.
- A.
  
  True
- B.
  
  False
22.

Using a larger page size makes page tables larger.
- A.
  
  True
- B.
  
  False
23.

One of the four conditions necessary for deadlock is that a process acquires a resource and holds onto it while it acquires other resources.
- A.
  
  True
- B.
  
  False
24.

If a deadlock is detected, the OS should always kill the process holding the most resources in the deadlock.
- A.
  
  True
- B.
  
  False
25.

The linker can resolves all addresses not resolved by the compiler.
- A.
  
  True
- B.
  
  False

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