CS604 Midterm Online Quiz

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CS604-Midterm

1 / 50

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

2 / 50

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

3 / 50

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

4 / 50

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

5 / 50

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

6 / 50

Cache is non-volatile memory.

7 / 50

User mode can run the Privileged instructions.

8 / 50

The main characteristic of a Real time system is

9 / 50

You can use the rm file1 command to __________ file1

10 / 50

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

11 / 50

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

12 / 50

Operating system enables the user to use the Hardware Resources.

13 / 50

A 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 ________.

14 / 50

command displays the contents of current working directory.

15 / 50

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

16 / 50

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

17 / 50

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

18 / 50

 

IPC provides a mechanism to allow processes to communicate and to synchronize their actions without sharing the same__________

19 / 50

_______ is also called Swapper.

20 / 50

The main characteristic of a Real time system is

21 / 50

Cooperating processes never share any data, code, memory or state.

22 / 50

/usr/X11R6 is used by the X Window System.

23 / 50

__________ displays information about the top processes.

24 / 50

In Layered approach of OS, Lowest Layer is known as ________.

25 / 50

A major problem with priority scheduling algorithms is ______.

26 / 50

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

27 / 50

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

28 / 50

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

29 / 50

Mkfifo() is a _______.

30 / 50

Managing Secondary Storage Involves all of the Following except

31 / 50

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

32 / 50

The Shortest-Job-First Scheduling algorithm can be

33 / 50

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

34 / 50

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

35 / 50

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

36 / 50

Bounded Buffer is a buffer of ____________ size

37 / 50

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

38 / 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.

39 / 50

/opt is used for storage of large applications.

40 / 50

Starvation is infinite blocking caused due to unavailability of resources.

41 / 50

You can display the contents (names of files and directories) of a directory in UNIX/Linux directory structure with the --------------- command.

42 / 50

__________ commands in Linux is used to copy file

43 / 50

I/O instructions are Privileged Instructions.

44 / 50

A dashed line is used to represent a _________ in Resource Allocation Graph.

45 / 50

The execution of critical sections must NOT be mutually exclusive

46 / 50

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

47 / 50

Using _________system, we can create a new process in Linux.

48 / 50

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

49 / 50

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

50 / 50

All threads within a process share the ________ address space.

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