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

• A. Contiguous
• B. Linked
• C. Indexed
• D. All of the mentioned

In contiguous allocation _____________

• A. Each file must occupy a set of contiguous blocks on the disk
• B. Each file is a linked list of disk blocks
• C. All the pointers to scattered blocks are placed together in one location
• D. None of the mentioned

In linked allocation _____________

• A. Each file must occupy a set of contiguous blocks on the disk
• B. Each file is a linked list of disk blocks
• C. All the pointers to scattered blocks are placed together in one location
• D. None of the mentioned

In indexed allocation _____________

• A. Each file must occupy a set of contiguous blocks on the disk
• B. Each file is a linked list of disk blocks
• C. All the pointers to scattered blocks are placed together in one location
• D. None of the mentioned

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

• A. Size
• B. Commands
• C. Timings
• D. File system types

What is the real disadvantage of a linear list of directory entries?

• A. Size of the linear list in memory
• B. Linear search to find a file
• C. It is not reliable
• D. All of the mentioned

Contiguous allocation of a file is defined by _____________

• A. Disk address of the first block & length
• B. Length & size of the block
• C. Size of the block
• D. Total size of the file

One difficulty of contiguous allocation is _____________

• A. Finding space for a new file
• B. Inefficient
• C. Costly
• D. Time taking

_______ and ________ are the most common strategies used to select a free hole from the set of available holes.

• A. First fit, best fit
• B. Worst fit, first fit
• C. Best fit, worst fit
• D. None of the mentioned

The first fit and best fit algorithms suffer from _____________

• A. Internal fragmentation
• B. External fragmentation
• C. Starvation
• D. All of the mentioned