A process is moved to wait queue when I/O request is made with ____________

• A. Non-blocking i/o
• B. Blocking i/o
• C. Asynchronous i/o
• D. Synchronous i/o

Virtual memory uses disk space as an extension of _________

• A. Secondary storage
• B. Main memory
• C. Tertiary storage
• D. None of the mentioned

Using swap space significantly _________ system performance.

• A. Increases
• B. Decreases
• C. Maintains
• D. Does not affect

Linux __________ the use of multiple swap spaces.

• A. Allows
• B. Does not allow
• C. May allow
• D. None of the mentioned

A single swap space ______ reside in two places.

• A. Can
• B. Cannot
• C. Must not
• D. None of the mentioned

For swap space created in a separate disk partition where no file system or directory structure is placed, _____________ used to allocate and deallocate the blocks.

• A. Special routines must be
• B. Normal file system routines can be
• C. Normal file system routines cannot be
• D. Swap space storage manager is

When a fixed amount of swap space is created during disk partitioning, more swap space can be added only by? I) repartitioning of the disk II) adding another swap space elsewhere

• A. Only i
• B. Only ii
• C. Both i and ii
• D. Neither i nor ii

In UNIX, two per process ________ are used by the kernel to track swap space use.

• A. Process tables
• B. Swap maps
• C. Memory maps
• D. Partition maps

RAID stands for ____________

• A. Redundant allocation of inexpensive disks
• B. Redundant array of important disks
• C. Redundant allocation of independent disks
• D. Redundant array of independent disks

If the mean time to failure of a single disk is 100,000 hours, then the mean time to failure of some disk in an array of 100 disks will be ____________

• A. 100 hours
• B. 10 days
• C. 10 hours
• D. 1000 hours