CS604 Midterm Online Quiz

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CS604-Midterm

1 / 50

The execution of critical sections must NOT be mutually exclusive

2 / 50

Hardware provide basic computing resource.

3 / 50

Binary semaphores are those that have only two values---------

4 / 50

_________buffer places no practical limit on the size of the buffer

5 / 50

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

6 / 50

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

7 / 50

A_______ is an integer variable that, apart from initialization is accessible only through two standard atomic operations: wait and signal.

8 / 50

Progress and Bounded Waiting are some of the characteristics to solve the critical section problems.

9 / 50

The interval from the time of submission to the time of completion is the ______

10 / 50

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

11 / 50

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

12 / 50

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

13 / 50

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

14 / 50

The main characteristic of a Real time system is

15 / 50

__________ directory includes essential system boot files including the kernel image.

16 / 50

------------has a hierarchical file system structure.

17 / 50

A semaphore that cause Busy-Waiting is termed as .

18 / 50

The priorities of processes in the __________ group remain fixed.

19 / 50

A process consists of __________

20 / 50

If the fork system call fails, it returns

21 / 50

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

22 / 50

A Process „A‟ that has finished working but its parent process has also finished its execution. In this state the process „A‟ will be called as _____ process.

23 / 50

The condition where a set of blocked processes each holding a resource and waiting to acquire a resource held by another process in the set, is termed as ________.

24 / 50

Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.

25 / 50

The address generated by the CPU, after any indexing or other addressing-mode arithmetic, is called a --------address, and the address it gets translated to by the MMU is called a ---------address.

26 / 50

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

27 / 50

Linux Treats Devices as Files.

28 / 50

Operating system enables the user to use the Hardware Resources.

29 / 50

Cache is non-volatile memory.

30 / 50

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

31 / 50

The bottom-up view is that operating system is a resource manager who manages the hardware and software resources in the computer system.

32 / 50

__________ integer shows the highest priority of a process in CPU scheduling

33 / 50

The critical section problem can be solved by the following except

34 / 50

The scheduling of ______ are done by the operating system.

35 / 50

A pathname is the list of directories separated by _________.

36 / 50

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

37 / 50

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

38 / 50

Current working directory can be accessed using --------- Command.

39 / 50

Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .

40 / 50

Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.

41 / 50

A major problem with priority scheduling algorithms is ______.

42 / 50

The main characteristic of a Real time system is

43 / 50

POSIX is a standard developed by ANSI

44 / 50

Which of the Following is not an Operating System.

45 / 50

Which of the following is correct definition for wait operation?

46 / 50

The _______ are used for communication between related or unrelated processes on the same system or unrelated processes on different systems.

47 / 50

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

48 / 50

The -----------scheme is not applicable to a resource allocation system with multiple instances of each resource type.

49 / 50

The following is NOT a classical problem of synchronization  

50 / 50

The priority of a process can be changed using ___________ command.

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The average score is 36%

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