CS604 Midterm Online Quiz

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CS604-Midterm

1 / 50

When a process opens its first file explicitly it will get descriptor number _________

2 / 50

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

3 / 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.

4 / 50

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

5 / 50

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

6 / 50

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

7 / 50

Banker‟s algorithm is used for ________________

8 / 50

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

9 / 50

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

10 / 50

Shared libraries and kernel modules are stored in directory

11 / 50

The correct command for compiling C program named program.c in Linux environment is

12 / 50

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

13 / 50

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

14 / 50

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

15 / 50

The creating process is called a--------------- process while the new processes are called the -------------- of that process

16 / 50

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

17 / 50

Linux uses ___________ directory to store system configuration files.

18 / 50

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

19 / 50

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

20 / 50

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

21 / 50

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

22 / 50

If your processor does not have two slots empty in Per Process File Descriptor Table, then your _________ system call will fail.

23 / 50

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

24 / 50

DOS is single user operating system.

25 / 50

copy file1 file2 is an example of ______ OS view.

26 / 50

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

27 / 50

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

28 / 50

Bounded Buffer is a buffer of ____________ size

29 / 50

Which of the following is correct definition for wait operation?

30 / 50

What do we name to an address that is loaded into the memory-address register of the memory?

31 / 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.

32 / 50

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

33 / 50

In deadlock detection and recovery algorithm, a deadlock exists in the system if and only if the wait for graph contains a _____________

34 / 50

Starvation is infinite blocking caused due to unavailability of resources.

35 / 50

A time sharing system is

36 / 50

Batch programs are usually _________ programs.

37 / 50

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

38 / 50

Command-line interpreter is also called __________ in some operating systems.

39 / 50

We can install and run multiple OS by using VMWare.

40 / 50

The critical section problem can be solved by the following except

41 / 50

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

42 / 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.

43 / 50

command displays the contents of current working directory.

44 / 50

Users are the People, machines or computers that uses the Hardware resources.

45 / 50

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

46 / 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.

47 / 50

________ determines What will be done.

48 / 50

__________ displays information about the top processes.

49 / 50

Which register holds the smallest legal physical memory address for a process?

50 / 50

The process id returned to the child process after successful fork system call execution is _____________.

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