Practice Set 4 question answer - computer mcq Online Quiz (set-1) For All Competitive Exams

Q-1)   Following is not the state of Five-State process model

(a)

(b)

(c)

(d)


Q-2)   Which is/are the most important features of Microsoft windows program?

(a)

(b)

(c)

(d)


Q-3)   Which combination of the following features will suffice to characterize an OS as a multi programmed OS ? (i) More than one program may be loaded into main memory at the same time for execution. (ii) If a program waits for certain events such as I/O, another program is immediately scheduled for execution. (iii) If the execution of a program terminates, another program is immediately scheduled for execution.

(a)

(b)

(c)

(d)


Q-4)   Allocate the first hole that is big enough is called

(a)

(b)

(c)

(d)


Q-5)   The following RAID level employer parallel access technique and single redundant disk

(a)

(b)

(c)

(d)


Q-6)   The memory allocation scheme subject to external fragmentation is

(a)

(b)

(c)

(d)


Q-7)   Given three switch processes, when they occur match them (1) Clock Interrupt A- The processor encounters a virtual memory address reference for a word that is not in the main memory. (2) I/O Interrupt B- The operating system determines whether the currently running process has been executed for the maximum allowable time slice. (3) Memory fault C- The operating system determines the I/O action that occurs.

(a)

(b)

(c)

(d)


Q-8)   In the pure User Level Threads (ULT) (i) Thread management is done by application, (ii) Thread management is done by kernel, (iii) Kernel is not aware of the existence of thread, (iv) Application program interface (API) to the kernel thread facility.

(a)

(b)

(c)

(d)


Q-9)   In UNIX process management, the user processes runs in

(a)

(b)

(c)

(d)


Q-10)   In the given operating system match the correct (i) Thread (ii) Process (A) The unit of resource ownership. (B) The unit of dispatching.

(a)

(b)

(c)

(d)