CS604 Midterm Online Quiz

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CS604-Midterm

1 / 50

OS helps manages the following except

2 / 50

Time interval when the I/O Devices are accessed is known as --------.

3 / 50

The bottom layer in the layered approach of Operating System is-----------

4 / 50

Physical memory is broken down into fixed-sized blocks, called----------- and Logical memory is divided into blocks of the same size, called -----------

5 / 50

__________ commands in Linux is used to copy file

6 / 50

command displays the contents of current working directory.

7 / 50

In Layered Approach of OS, the Layer highest Layer is User Interface layer.

8 / 50

The priorities of processes in the __________ group remain fixed.

9 / 50

The Top-down view is that it is a program that acts as an intermediary between a user of a computer and the computer hardware, and makes the computer system convenient to use.

10 / 50

A semaphore that cause Busy-Waiting is termed as ___________.

11 / 50

Banker‟s algorithm is used for ________________

12 / 50

The procedure “The time at which the process finished working MINUS the arrival time of the process MINUS CPU burst for that process” will help calculate the _________.

13 / 50

A Process that has finished working, as well as its parent process has also finished its execution. In this state the process A will be called as _________ process.

14 / 50

__________ displays information about the top processes.

15 / 50

A solution to the critical section problem must satisfy the following requirements

16 / 50

A pathname is the list of directories separated by _________.

17 / 50

A parent process calling __________ system call will be suspended until children process terminates.

18 / 50

If the system can allocate resources to each process in some order and still avoid a deadlock then it said to be in ______ state.

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____ is a virtual directory in Linux and Unix.

20 / 50

A program in execution is called a _______________.

21 / 50

Which of the Following is not an Operating System.

22 / 50

This condition is known as ______________.  

23 / 50

User Goal of OS is that It easy to use, reliable, safe and fast.

24 / 50

___________ is used in real time operating systems.

25 / 50

The time it takes for the dispatcher to stop one process and start another running is known as the-----------.

26 / 50

Managing Secondary Storage Involves all of the Following except

27 / 50

Batch programs are usually _________ programs.

28 / 50

__________ scheduler selects the process from the job pool and put them in main memory.

29 / 50

First-Come, First-Served (FCFS) is a --------------scheduling algorithm.

30 / 50

The critical section problem can be solved by the following except

31 / 50

In indirect inter process communication, a sender_____mention the name of the recipient.

32 / 50

Database, Complier, Video games are examples of ________.

33 / 50

_______ is also called Swapper.

34 / 50

________________ is an integer variable accessible through wait and signal which are atomic operations.

35 / 50

I/O instructions are Privileged Instructions.

36 / 50

Each page is a power of -------- bytes long in paging scheme.

37 / 50

______scheduler selects the process from the job pool and put them in main memory.

38 / 50

First _______ entries in Per Process File Descriptor Table are used as soon as the process is created.

39 / 50

_____________ is the basis of queuing theory which is branch of mathematics used to analyze systems involving queues and servers.

40 / 50

The -------------- system call suspends the calling process.

41 / 50

In Resource Allocation Graph, A _______ Pi →Rj indicates that process Pi may request resource Rj at some time in the future.

42 / 50

In Unix/ Linux, by default the standard output file is attached to the ___________

43 / 50

Which of the following is correct definition for wait operation?

44 / 50

n-process critical section problem can be solved by using

45 / 50

The performance of Round Robin algorithm does NOT depends heavily on the size of the time quantum.

46 / 50

___________ is a solution to the problem of indefinite blockage of low-priority processes.

47 / 50

Linux is a version of _______ operating system.

48 / 50

The manual pages can be read in Linux using ____ command.

49 / 50

________ scheduling algorithm is sometimes called shortest remaining time first scheduling algorithm.

50 / 50

The integer value of ________semaphores can range over an unrestricted integer domain.

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