| 71. | A Top-down Parse generates: |
| a. | Right-most derivation |
| b. | Right-most derivation in reverse |
| c. | Left-most derivation |
| d. | Left-most derivation in reverse |
| View Answer Report Discuss Too Difficult! Search Google |
|
Answer: (c).Left-most derivation
|
| 72. | In an absolute loading scheme, which loader function is accomplished by programmer? |
| a. | Allocation |
| b. | Linking |
| c. | Reallocation |
| d. | Both a and b |
| View Answer Report Discuss Too Difficult! Search Google |
|
Answer: (d).Both a and b
|
| 73. | Symbol table can be used for: |
| a. | Checking type compatibility |
| b. | Suppressing duplication of error message |
| c. | Storage allocation |
| d. | All of these above |
| View Answer Report Discuss Too Difficult! Search Google |
|
Answer: (d).All of these above
|
| 74. | Linking: |
| a. | cannot be performed before relocation |
| b. | cannot be performed after relocation |
| c. | can be performed both before and after relocation |
| d. | is not required if relocation is performed |
| View Answer Report Discuss Too Difficult! Search Google |
|
Answer: (b).cannot be performed after relocation
|
| 75. | Which of the following is the most general phase-structured grammar ? |
| a. | Regular |
| b. | Context-sensitive |
| c. | Context free |
| d. | Syntax tree |
| View Answer Report Discuss Too Difficult! Search Google |
|
Answer: (b).Context-sensitive
|
| 76. | A compiler for a high level language that runs on one machine and produces code for a different machine is called: |
| a. | Optimizing |
| b. | One pass compiler |
| c. | Cross compiler |
| d. | Multipass compiler |
| View Answer Report Discuss Too Difficult! Search Google |
|
Answer: (c).Cross compiler
|
| 77. | The ‘K’ in LR (K) cannot be: |
| a. | 0 |
| b. | 1 |
| c. | 2 |
| d. | None of these |
| View Answer Report Discuss Too Difficult! Search Google |
|
Answer: (d).None of these
|
| 78. | Peep-hole optimization is a form of: |
| a. | loop optimization |
| b. | local optimization |
| c. | constant folding |
| d. | data flow analysis |
| View Answer Report Discuss Too Difficult! Search Google |
|
Answer: (c).constant folding
|
| 79. | An operating system is: |
| a. | Collection of hardware components |
| b. | Collection of input-output devices |
| c. | Collection of software routines |
| d. | All the above |
| View Answer Report Discuss Too Difficult! Search Google |
|
Answer: (c).Collection of software routines
|
| 80. | A permanent database of a general model of compiler is................... |
| a. | Identifier table |
| b. | Page map table |
| c. | Literal table |
| d. | Terminal table |
| View Answer Report Discuss Too Difficult! Search Google |
|
Answer: (d).Terminal table
|
