Operating Systems Concepts - Section 7 Multiple Questions and Answers.




16.What is the name given to all the programs inside the computer with makes it usable?
A. Application software
B. System software
C. Firm ware
D. Shareware

17.Semaphores
A. synchronize critical resources to prevent deadlock
B. synchronize critical resources to prevent contention
C. are used to do I/O
D. are used for memory management

18.The advantage(s) of incorporating the macro processor into pass 1 is(are):
A. many functions do not have to be implemented twice.
B. Functions are combined and it is not necessary to create intermediate files as output from the macros processor and input to the assembler.
C. more flexibility is available to the programmer in that he may use all the features of the assembler in conjunction with macros.
D. all of the above

19.In analyzing the compilation of PL/I program, the description "creation of more optimal matrix" is associated with
A. Assembly and output
B. Code generation
C. Syntax analysis
D. Machine independent optimization

20.In memory systems, boundary registers
A. are used for temporary program variable storage
B. are only necessary with fixed partitions
C. track page boundaries
D. track the beginning and ending of programs

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