61. | Which one of the following is the tightest upper bound that represents the time complexity of inserting an object into a binary search tree of n nodes? |
a. | O(n) |
b. | O(1) |
c. | O(log n) |
d. | O(n log n) |
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Answer: (c).O(log n)
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62. | Dividing a project into segments and smaller units in order to simplify analysis, design and programming efforts is called |
a. | Left right approach |
b. | Modular approach |
c. | Top down approach |
d. | Bottom up approach |
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Answer: (b).Modular approach
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63. | In what module multiple instances of execution will yield the same result even if one instance has not terminated before the next one has begun ? |
a. | Serially usable |
b. | Re-entrable module |
c. | Non reusable module |
d. | None of these |
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Answer: (b).Re-entrable module
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64. | The segment base is specified using the register named is |
a. | ORG instructions |
b. | TITLE instruction |
c. | ASSUME instruction |
d. | SEGMENT instruction |
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Answer: (a).ORG instructions
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65. | If special forms are needed for printing the output, the programmer specifies these forms through |
a. | IPL |
b. | JCL |
c. | Load modules |
d. | Utility programs |
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Answer: (b).JCL
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66. | The function(s) of the Storage Assignment is/are: |
a. | to assign storage to literals, and to ensure that the storage is allocated and appropriate locations are initialized |
b. | to assign storage to all temporary locations that are necessary for intermediate results |
c. | to assign storage to all variables referenced in the source program |
d. | All of the above |
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Answer: (d).All of the above
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67. | Instruction steps which can be written within the diamond-shaped box, of a flowchart is |
a. | S = B - C |
b. | IS A < 10 |
c. | PRINT A |
d. | DATA X, 4Z |
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Answer: (b).IS A < 10
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68. | Language processor includes |
a. | assembler |
b. | compiler |
c. | interpreter |
d. | all of these |
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Answer: (d).all of these
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69. | Register or main memory location which contains the effective address of the operand is known as |
a. | pointer |
b. | indexed register |
c. | special location |
d. | scratch pad |
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Answer: (a).pointer
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70. | Name given to the organized collection of software that controls the overall operation of a computer is |
a. | working system |
b. | peripheral system |
c. | operating system |
d. | controlling system |
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Answer: (c).operating system
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