Operating System Quiz-4

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Operating System Quiz-4

1 / 50

Dived logical memory into blocks with the same size as frames are called

2 / 50

Internal commands in DOS are

3 / 50

If the displayed system time and date is wrong, you can reset it using

4 / 50

MAC stands for

5 / 50

Identify false statement

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Identify false statement

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Interprocess communication

8 / 50

First-in-First-Out (FIFO) scheduling is

9 / 50

Maximum length of DOS command using any optional parameter is

10 / 50

Fork is

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If the displayed system time and date are wrong, you can reset it using

12 / 50

Linux is a(n) ??. operating system

13 / 50

Fonts install from

14 / 50

IT stands for ?????..

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If there are multiple recycle bin for a hard disk

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Extension name may be ___ to ___ characters.

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for that hard disk is

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In paged memory systems, if the page size is increased, then the internal fragmentation generally

19 / 50

Fragmentation is

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Embedded operating system used

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In Windows, start button is used to

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Distributed processing involves

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How many types of multiprocessing models are there?

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In UNIX, name the system call which create(s) the new process?

25 / 50

In analyzing the compilation of PL/I program, the term ?Lexical analysis? is associated with

26 / 50

It is used to explorer the contents of computer, drives as well as manage files

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In a multi-user operating system, 20 requests are made to use a particular resource per hour on an average. The probability that no requests are made in 45 minutes is

28 / 50

If you need to duplicate the entire disk, which command will you use?

29 / 50

In MS-DOS what command you will use to display system date?

30 / 50

Disk scheduling involves deciding

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FIFO scheduling is

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In Round Robin CPU scheduling, as the time quantum is increased, the average turn around

33 / 50

In which addressing mode the effective address of the operand is the contents of a register specified in the instruction and after accessing the operand, the contents of this register is incremented to point to the next item in the list?

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External command is DOS are

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In which of the following directory systems, is it possible to have multiple complete paths for a file starting from the root directory?

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It refers to the process of managing various devices connected to the computer. So here ?it? refers to

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Memory

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Generally quick launch toolbar is displayed on

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For printing a document, the Operating System first makes a ____ of the file and then hands over the control back to the application.

40 / 50

Fragmentation of the file system

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In DOS, the maximum length of filename is

42 / 50

In a paged memory, the page hit ratio is 0.35. The time required to access a page in secondary memory is equal to 100 ns. The time required to access a page in primary memory is 10 ns. The average time required to access a page is

43 / 50

In which of the following scheduling policies does context switching never take place?

44 / 50

In virtual memory systems, Dynamic address translation

45 / 50

Kernel is

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How do you connect internet in your system?

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In a folder, which of the following key is used to rename the file or folder

48 / 50

LCD stands for

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If the property of locality of reference is well pronounced in a program

50 / 50

hich of the following is/are file extension(s) in DOS?

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