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Welcome to the Systems Programming MCQs Page

Dive deep into the fascinating world of Systems Programming with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Systems Programming, a crucial aspect of UGC CBSE NET Exam. In this section, you will encounter a diverse range of MCQs that cover various aspects of Systems Programming, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within UGC CBSE NET Exam.

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Check out the MCQs below to embark on an enriching journey through Systems Programming. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of UGC CBSE NET Exam.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Systems Programming. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Systems Programming MCQs | Page 7 of 11

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Q61.
At the end of parsing,

a.

tokens are identified.

b.

set of instructions are identified.

c.

the syntactic groups are identified.

d.

machine instructions are identified.

Discuss
Answer: (a).tokens are identified.
Q62.
Dead-code elimination in machine code optimization refers to:

a.

removal of all labels.

b.

removal of values that never get used.

c.

removal of function which are not involved.

d.

removal of a module after its use.

Discuss
Answer: (b).removal of values that never get used.
Q63.
A parse tree is an annotated parse tree if:

a.

it shows attribute values at each node.

b.

there are no inherited attributes.

c.

it has synthesized nodes as terminal nodes.

d.

every non-terminal nodes is an inherited attribute.

Discuss
Answer: (a).it shows attribute values at each node.
Q64.
In a two pass compiler, during the first pass:

a.

user defined address symbols are correlated with their binary equivalent

b.

the syntax of the statement is checked and mistakes, if any, are listed

c.

object program is generated

d.

semantic of the source program is elucidated

Discuss
Answer: (a).user defined address symbols are correlated with their binary equivalent
Q65.
A single instruction in an assembly language program contains:

a.

one micro operation

b.

one macro operation

c.

one instruction to be completed in a single pulse

d.

one machine code instruction

Discuss
Answer: (b).one macro operation
Q66.
Absolute loader demands that the programmer needs to know the:

a.

start address of the available main memory

b.

total size of the program

c.

actual address of the data location

d.

absolute values of the operands used

Discuss
Answer: (a).start address of the available main memory
Q67.
Top-down parsers are predictive parsers, because:

a.

next tokens are predicted

b.

length of the parse tree is predicted before hand

c.

lowest node in the parse tree is predicted

d.

next lower level of the parse tree is predicted

Discuss
Answer: (a).next tokens are predicted
Q68.
In the context of compiler design, “reduction in strength” refers to:

a.

code optimization obtained by the use of cheaper machine instructions

b.

reduction in accuracy of the output

c.

reduction in the range of values of input variables

d.

reduction in efficiency of the program

Discuss
Answer: (a).code optimization obtained by the use of cheaper machine instructions
Q69.
How many states can a process be in?

a.

2

b.

3

c.

4

d.

5

Discuss
Answer: (d).5
Q70.
The parsing technique that avoids back tracking is:

a.

Top-down parsing

b.

Recursive-descent parsing

c.

Predictive

d.

Syntax tree

Discuss
Answer: (c).Predictive
Page 7 of 11

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