Operating System Quiz-3
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At a particular time, the value of a counting semaphore is 10. It will become 7 after
2 / 50
DIR command is used to
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A spooler is a
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Block cache and buffer cache are used
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Delete directories
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AFA stands for
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Bringing a page into memory only when it is needed, this mechanism is called
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CAD software is most likely to be used by
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A process having multiple threads of control implies
10 / 50
All the time a computer is switched ON, its operating system software has to stay in
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Concurrent processes are processes that
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Disk label name can be up to ?? characters
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A user-interface that is easy to use is considered to be
14 / 50
BIOS stands for
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Dirty bit is used to show the
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All of the following are TRUE regarding virtual memory EXCEPT
17 / 50
A small part of taskbar that has icons of background running applications is
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At a particular time of computation, the value of a counting semaphore is 7. Then 20 P operations and ?x? V operations were completed on this semaphore. If the final value of the semaphore is 5. x will be
19 / 50
a series of instructions that tells a computer what to do and how to do it is called a ?..
20 / 50
Copying a process from memory to disk to allow space for other processes is Called
21 / 50
Booting means
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Device independence
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An operating system version designed for use with a tablet PC is Microsoft Windows XP
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Copy and Xcopy are same in the sense
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Characteristics of an operating system is/are
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DEL command is used to
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Cryptography technique is used in
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An entire path name , consisting of several sub directory names can contain upto
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Disk Resident Commands refer to
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A system program that combines the separately compiled modules of a program into a form suitable for execution
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A set of extended instructions providing an interface between the Operating System and the user programs, is called a ____
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A state is safe if the system can allocate resources to each process (up to its maximum) in some order and still avoid deadlock. Which of the following are true?
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By default we can save the file in
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Critical region is
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An operating system version designed for use with a media center PC is Microsoft Windows XP
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A(n) ___ is a set of programs that manage computer hardware resources and provide common services for application software.
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A page fault occurs when
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A program in execution is called
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A(n) ???. program is one that is ready to run and does not need to be altered in any way.
40 / 50
Dijkstra?s banking algorithm in an operating system solves the problem of
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Computer software can be defined as ?
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Dirty bit for a page in a page table
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Anything you cut or copy on to the clipboard remains there until you
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An operating system contains 3 user processes each requiring 2 units of resource R. The minimum number of units of R such that no deadlocks will ever arise is
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A system program that sets up an executable program in main memory ready for execution is
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CHKDSK command is used to
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Bring a page into memory only when it is needed is called
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Assembly code data base is associated with
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An error in a computer program
50 / 50
Addressing structure
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