Operating System Quiz-4
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Fragmentation is
2 / 50
In UNIX, name the system call which create(s) the new process?
3 / 50
Fonts install from
4 / 50
Internal commands in DOS are
5 / 50
Identify false statement
6 / 50
Disk scheduling involves deciding
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If the property of locality of reference is well pronounced in a program
8 / 50
In a folder, which of the following key is used to rename the file or folder
9 / 50
Embedded operating system used
10 / 50
FIFO scheduling is
11 / 50
In Round Robin CPU scheduling, as the time quantum is increased, the average turn around
12 / 50
For printing a document, the Operating System first makes a ____ of the file and then hands over the control back to the application.
13 / 50
How many types of multiprocessing models are there?
14 / 50
Distributed processing involves
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External command is DOS are
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In DOS, the maximum length of filename is
17 / 50
In paged memory systems, if the page size is increased, then the internal fragmentation generally
18 / 50
In Windows, start button is used to
19 / 50
Generally quick launch toolbar is displayed on
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for that hard disk is
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If you need to duplicate the entire disk, which command will you use?
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IT stands for ?????..
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Memory
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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?
25 / 50
Dived logical memory into blocks with the same size as frames are called
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If the displayed system time and date is wrong, you can reset it using
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Fragmentation of the file system
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29 / 50
Linux is a(n) ??. operating system
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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
31 / 50
hich of the following is/are file extension(s) in DOS?
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If the displayed system time and date are wrong, you can reset it using
33 / 50
Fork is
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How do you connect internet in your system?
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Extension name may be ___ to ___ characters.
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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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In analyzing the compilation of PL/I program, the term ?Lexical analysis? is associated with
38 / 50
Interprocess communication
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In MS-DOS what command you will use to display system date?
40 / 50
LCD stands for
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If there are multiple recycle bin for a hard disk
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Kernel is
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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
44 / 50
In virtual memory systems, Dynamic address translation
45 / 50
It is used to explorer the contents of computer, drives as well as manage files
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Maximum length of DOS command using any optional parameter is
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First-in-First-Out (FIFO) scheduling is
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In which of the following scheduling policies does context switching never take place?
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MAC stands for
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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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