Multiple Choice Questions On System Software And Compiler - Set 2

Wednesday 6 June 2012


Following are the multiple choice questions on System Software and Compiler with answers based on the UGC-NET, TET Exams, and all other competitive exams.
 
1) Which of the following is not a feature of compiler ?
  1. Scans the entire program first and then translate it into machine code
  2. When all the syntax errors are removed execution takes place
  3. slow for debugging
  4. Execution time is more
Show/Hide Answer
Answer = D 
Explanation:  No Explanation 
2) Parsing is also known as ?
  1. Lexical analysis
  2. Syntax analysis
  3. Semantic analysis
  4. Code generation
Show/Hide Answer
Answer = B 
Explanation:No  Explanation 
3) The linker ?
  1. is same as the loader
  2. is required to create a load module
  3. is always used before programs are executed
  4. None of above
Show/Hide Answer
Answer = B 
Explanation: No Explanation 
4) Predictive parsers can be ?
  1. Recursive
  2. Constructive
  3. Non recursive
  4. Both A and B
Show/Hide Answer
Answer =  A
Explanation: No Explanation 
5) Producer consumer problem can be solved using ?
  1. semaphores
  2. event counters
  3. monitors
  4. All of above
  5. None of above
Show/Hide Answer
Answer = D 
Explanation: No Explanation 

6) Bottom up parsing involves ?
  1. shift reduce
  2. Handle pruning
  3. Operator check
  4. A & B
Show/Hide Answer
Answer = D 
Explanation:No Explanation 
7) An example of intermediate language is ?
  1. SNOBOL
  2. PASCAL
  3. COBOL
  4. UNCOL
Show/Hide Answer
Answer = D 
Explanation: No Explanation 
8) In a two pass assembler the object code generation is done during the ?
  1. Second pass
  2. First pass
  3. Zeroeth pass
  4. Not done by assembler
Show/Hide Answer
Answer = A 
Explanation: No Explanation 
9) A programming language is to be designed to run on a machine that does not have a big memory. The language should ?
  1. prefer a 2 pass compiler to a 1 pass compiler
  2. prefer a 1 pass compiler to a 2 pass compiler
  3. prefer an interpreter to a compiler
  4. Not support recursion
  5. A, C, D
Show/Hide Answer
Answer = E  
Explanation: No Explanation 
10) Which of the following system software resides in main memory always ?
  1. Text editor
  2. Assembler
  3. Linker
  4. Loader
Show/Hide Answer
Answer = D 
Explanation:No Explanation 

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