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- Question
Assembly code data base is associated with
Options- A. assembly language version of the program which is created by the code generation phase and is input to the assembly phase.
- B. a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure.
- C. consists of a full or partial list or the token's as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation.
- D. a permanent table which lists all key words and special symbols of the language in symbolic form.
- E. None of the above
- Correct Answer
- assembly language version of the program which is created by the code generation phase and is input to the assembly phase.
- 1. In which addressing mode the contents of a register specified in the instruction are first decremented, and then these contents are used as the effective address of the operands?
Options- A. index addressing
- B. indirect addressing
- C. auto increment
- D. auto decrement
- E. None of the above Discuss
- 2. In virtual memory systems, Dynamic address translation
Options- A. is the hardware necessary to implement paging
- B. stores pages at a specific location on disk
- C. is useless when swapping is used
- D. is part of the operating system paging algorithm
- E. None of the above Discuss
- 3. The register or main memory location which contains the effective address of the operand is known as
Options- A. pointer
- B. indexed register
- C. special location
- D. scratch pad
- E. None of the above Discuss
- 4. A non-relocatable 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
- 5. Which of the following systems software does the job of merging the records from two files into one?
Options- A. Security software
- B. Utility program
- C. Networking software
- D. Documentation system
- E. None of the above Discuss
- 6. Which of the following are(is) Language Processor(s)
Options- A. assembles
- B. compilers
- C. interpreters
- D. All of the above
- E. None of the above Discuss
- 7. Memory
Options- A. is a device that performs a sequence of operations specified by instructions in memory.
- B. is the device where information is stored
- C. is a sequence of instructions
- D. is typically characterized by interactive processing and time-slicing of the CPU's time to allow quick response to each user.
- E. None of the above Discuss
- 8. What is the name given to the values that are automatically provided by software to reduce keystrokes and improve a computer user's productivity?
Options- A. Defined values
- B. Fixed values
- C. Default values
- D. Special values
- E. None of the above Discuss
- 9. The strategy of allowing processes that are logically runnable to be temporarily suspended is called
Options- A. preemptive scheduling
- B. non preemptive scheduling
- C. shortest job first
- D. first come first served
- E. None of the above Discuss
- 10. The LRU algorithm
Options- A. pages out pages that have been used recently
- B. pages out pages that have not been used recently
- C. pages out pages that have been least used recently
- D. pages out the first page in a given area
- E. None of the above Discuss
Operating Systems Concepts problems
Search Results
Correct Answer: auto decrement
Correct Answer: is the hardware necessary to implement paging
Correct Answer: pointer
Correct Answer: 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.
Correct Answer: Utility program
Correct Answer: All of the above
Correct Answer: is the device where information is stored
Correct Answer: Default values
Correct Answer: preemptive scheduling
Correct Answer: pages out pages that have been least used recently
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