CS604 Midterm Online Quiz

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CS604-Midterm

1 / 50

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

2 / 50

The basic purpose of ________________is to help the users to utilize the hardware resources for completing different tasks in a simplified manner

3 / 50

Each process must first request permission to enter its critical section. The section of code implementing this request is called the _____

4 / 50

The major advantage of multi-programming system is

5 / 50

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

6 / 50

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

7 / 50

Banker‟s algorithm is used for ________________

8 / 50

The execution of critical sections must NOT be mutually exclusive

9 / 50

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

10 / 50

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

11 / 50

In ________ communication the process which wants to communicate with the other process must explicitly name the recipient and the sender.

12 / 50

The critical section problem can be solved by the following except

13 / 50

User mode can run the Privileged instructions.

14 / 50

_________ command to resume the execution of a suspended job in the foreground

15 / 50

Mkfifo() is a _______.

16 / 50

A_____ is an abstract key for accessing a file.

17 / 50

The main characteristic of a Real time system is

18 / 50

In ________addressing, the recipient is not required to name the sender.

19 / 50

Which of the Following is not an Operating System.

20 / 50

A semaphore that cause Busy-Waiting is termed as .

21 / 50

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

22 / 50

_________________ scheduling allows a process to move between queues.

23 / 50

___________ is used in real time operating systems.

24 / 50

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

25 / 50

The ________ requires that once a writer is ready, that writer performs its write as soon as possible , if a writer waiting to access the object, no new readers may start reading.

26 / 50

The following requirement for solving critical section problem is known as ______. “There exists a bound on the number of times that other processes are allowed to enter their critical sections after a process has made a request to enter its critical section and before that request is granted.”

27 / 50

Which of the following is correct definition for wait operation?

28 / 50

A process consists of __________

29 / 50

An operating system is a control program that manages the execution of user programs to prevent errors and improper use of a computer.

30 / 50

I MB or 1 megabyte is equivalent to----

31 / 50

Utilities used for system administration (halt, ifconfig, fdisk, etc.) are stored in _____________ directory.

32 / 50

_____________ determines How to do something.

33 / 50

_______ is also called Swapper.

34 / 50

OS helps manages the following except

35 / 50

Operating System provides services such as Managing Primary and Secondary Storage, Processes and Allowing user to manage his/her files and directories.

36 / 50

Bounded Buffer is a buffer of ____________ size

37 / 50

Linux uses ___________ directory to store system configuration files.

38 / 50

Database, Complier, Video games are examples of ________.

39 / 50

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

40 / 50

You can create a threads by using the pthread_create() call.

41 / 50

The process of switching from one process to another is called latency.

42 / 50

------------ register contains the size of the process

43 / 50

rm and [r]mkdir commands are used to _____________ directory.

44 / 50

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

45 / 50

Kernel is responsible for scheduling the user level threads.

46 / 50

____ command gives a snapshot of the current processes.

47 / 50

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

48 / 50

In ---------addressing, the recipient is not required to name the sender.

49 / 50

-------- command gives a snapshot of the current processes.

50 / 50

In ---------addressing; the recipient is not required to name the sender.

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The average score is 36%

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