Operating System Mcqs

Page No. 79

The VFS (virtual file system) activates file system specific operations to handle local requests according to their _______


asize


bcommands


ctimings


dfile system types


View Answer file system types

On systems where there are multiple operating system, the decision to load a particular one is done by _____________


aboot loader


bbootstrap


cprocess control block


dfile control block


View Answer boot loader

In indexed allocation _____________


aeach file must occupy a set of contiguous blocks on the disk


beach file is a linked list of disk blocks


call the pointers to scattered blocks are placed together in one location


dnone of the mentioned



In linked allocation _____________


aeach file must occupy a set of contiguous blocks on the disk


beach file is a linked list of disk blocks


call the pointers to scattered blocks are placed together in one location


dnone of the mentioned



In contiguous allocation _____________


aeach file must occupy a set of contiguous blocks on the disk


beach file is a linked list of disk blocks


call the pointers to scattered blocks are placed together in one location


dnone of the mentioned



The three major methods of allocating disk space that are in wide use are _____________


acontiguous


blinked


cindexed


dall of the mentioned


View Answer all of the mentioned

By using FAT, random access time is __________


athe same


bincreased


cdecreased


dnot affected


View Answer decreased

FAT stands for _____________


aFile Attribute Transport


bFile Allocation Table


cFork At Time


dNone of the mentioned


View Answer File Allocation Table

What if a pointer is lost or damaged in a linked allocation?


athe entire file could get damaged


bonly a part of the file would be affected


cthere would not be any problems


dnone of the mentioned



What is the major disadvantage with a linked allocation?


ainternal fragmentation


bexternal fragmentation


cthere is no sequential access


dthere is only sequential acces



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