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- Question
In analyzing the compilation of PL/I program, the term "Machine independent optimization" is associated with
Options- A. recognition of basic syntactic constructs through reductions.
- B. recognition of basic elements and creation of uniform symbols.
- C. creation of more optional matrix.
- D. use of macro processor to produce more optimal assembly code
- E. None of the above
- Correct Answer
- creation of more optional matrix.
- 1. In analyzing the compilation of PL/I program, the term "Syntax analysis" is associated with
Options- A. recognition of basic syntactic constructs through reductions.
- B. recognition of basic elements and creation of uniform symbols
- C. creation of more optional matrix.
- D. use of macro processor to produce more optimal assembly code
- E. None of the above Discuss
- 2. The function(s) performed by the paging software is (are)
Options- A. Implementation of the access environment for all programs in the system
- B. Management of the physical address space
- C. Sharing and protection
- D. All of the above
- E. None of the above Discuss
- 3. System maintenance:
Options- A. is usually not necessary
- B. is necessary on all systems, regardless of how good
- C. is not required if the system is well written
- D. always requires several programs
- E. None of the above Discuss
- 4. Which of the following can be accesses by transfer vector approach of linking?
Options- A. External data segments
- B. External subroutines
- C. Data located in other procedures
- D. All of the above
- E. None of the above Discuss
- 5. Which of following is/are the advantage(s) of modular programming?
Options- A. The program is much easier to change
- B. Modules can be reused in other programs
- C. Easy debugging
- D. Easy to compile
- E. None of the above Discuss
- 6. A hardware device that is capable of executing a sequence of instructions, is known as
Options- A. CPU
- B. ALU
- C. CU
- D. Processor
- E. None of the above Discuss
- 7. Which, of the following, is true for testing and debugging?
Options- A. Testing checks for logical errors in the programs, while debugging is a process of correcting those errors in the program
- B. Testing detects the syntax errors in the program while debugging corrects those errors in the program
- C. Testing and debugging indicate the same thing
- D. All of the above
- E. None of the above Discuss
- 8. In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of register?
Options- A. absolute mode
- B. indirect mode
- C. immediate mode
- D. index mode
- E. None of the above Discuss
- 9. A compiler for a high-level language that runs on one machine and produces code for a different machine is called is
Options- A. optimizing compiler
- B. one pass compiler
- C. cross compiler
- D. multipass compiler
- E. None of the above Discuss
- 10. A self-relocating program is one which
Options- A. cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation.
- B. consists of a program and relevant information for its relocation.
- C. can itself performs the relocation of its address-sensitive portions.
- D. All of the above
- E. None of the above Discuss
Operating Systems Concepts problems
Search Results
Correct Answer: recognition of basic syntactic constructs through reductions.
Correct Answer: All of the above
Correct Answer: is necessary on all systems, regardless of how good
Correct Answer: External subroutines
Correct Answer: The program is much easier to change
Correct Answer: Processor
Correct Answer: Testing checks for logical errors in the programs, while debugging is a process of correcting those errors in the program
Correct Answer: index mode
Correct Answer: cross compiler
Correct Answer: can itself performs the relocation of its address-sensitive portions.
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