CS604 Midterm Online Quiz

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CS604-Midterm

1 / 50

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

2 / 50

We can install and run multiple OS by using VMWare.

3 / 50

Cache is non-volatile memory.

4 / 50

Batch programs are usually _________ programs.

5 / 50

The scheduling of ______ are done by the operating system.

6 / 50

Starvation is infinite blocking caused due to unavailability of resources.

7 / 50

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

8 / 50

You can terminate a foreground process by pressing --------------

9 / 50

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

10 / 50

Managing Secondary Storage Involves all of the Following except

11 / 50

The number of processes completed per unit time is called ___________.

12 / 50

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

13 / 50

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

14 / 50

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

15 / 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.

16 / 50

__________ displays information about the top processes.

17 / 50

The returned code to the child process after successful fork system call execution is

18 / 50

In indirect inter process communication, a sender ________ mention the name of the recipient.

19 / 50

A system call________

20 / 50

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

21 / 50

Linux uses ___________ directory to store system configuration files.

22 / 50

/opt is used for storage of large applications.

23 / 50

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

24 / 50

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

25 / 50

Kernel is responsible for scheduling the user level threads.

26 / 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 ________.

27 / 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.

28 / 50

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

29 / 50

A_____ is an abstract key for accessing a file.

30 / 50

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

31 / 50

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

32 / 50

An absolute pathname starts with the root directory (/) and a relative pathname starts with your home directory.

33 / 50

User mode can run the Privileged instructions.

34 / 50

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

35 / 50

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

36 / 50

I/O instructions are Privileged Instructions.

37 / 50

_____________ determines How to do something.

38 / 50

A pathname is the list of directories separated by _________.

39 / 50

Bounded Buffer is a buffer of ____________ size

40 / 50

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

41 / 50

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

42 / 50

The critical section problem can be solved by the following except

43 / 50

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

44 / 50

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

45 / 50

The execution of critical sections must NOT be mutually exclusive

46 / 50

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

47 / 50

Operating system enables the user to use the Hardware Resources.

48 / 50

The Operating system is a layer of software between _________ and ___________.

49 / 50

Linux Treats Devices as Files.

50 / 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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The average score is 36%

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