Objective-type questions System Software and Operating System - 03 - Question & Answer Book

 

Question: Program generation activity aims at

A.    Automatic generation of program

B.     Organize execution of a program written in PL

C.    Skips generation of program

D.    Speedens generation of program

Answer: A. Automatic generation of program

 

 

Question: Which amongst the following is not an advantage of Distributed systems?

A.    Reliability

B.     Incremental growth

C.    Resource sharing

D.    None of the above

Answer: A. Reliability

 

 

Question: An imperative statement

A.    Reserves areas of memory and associate’s names with them

B.     Indicates an action to be performed during execution of assembled program

C.    Indicates an action to be performed during optimization

D.    None of the above

Answer: B. Indicates an action to be performed during execution of assembled program

 

 

Question: Which of the following loader is executed when a system is first turned on or restarted

A.    Boot loader

B.     Compile and Go loader

C.    Bootstrap loader

D.    Relating loader

Answer: C. Bootstrap loader

 

 

Question: Poor response time is rurally caused by

A.    Process busy

B.     High I/O rates

C.    High paging rates

D.    Any of the above

Answer: D. Any of the above

 

 

Question: “Throughput” of a system is

A.    Number of programs processed by it per unit time

B.     Number of times the program is invoked by the system

C.    Number of requests made to a program by the system

D.    None of the above

Answer: A. Number of programs processed by it per unit time

 

 

Question: The “blocking factor” of a file is

A.    The number of blocks accessible to a file

B.     The number of blocks allocated to a file

C.    The number of logical records in one physical record

D.    Node of the above

Answer: C. The number of logical records in on physical record

 

 

Question: Which of these is a component of a process precedence sequence?

A.    Process name

B.     Sequence operator’;’

C.    Concurrency operator’,’

D.    All of the above

Answer: D. All of the above

 

 

Question: Which amongst the following is valid syntax of the Fork and Join Primitive?

A.    Fork <label>, Join <var>

B.     Fork <label>, Join <label>

C.    For <var>, Join <var>

D.    Fork <var>, Join <var>

Answer: A. Fork <label>, Join <var>

 

 

Question: Nested Macro calls are expanded using the

A.    FIFO rule (First in first out)

B.     LIFO (Last in First out)

C.    FILO ruse (First in last out)

D.    None of the above

Answer: B. LIFO (Last in First out)