Question 5191 – UGC NET CS 2012 Dec-Paper-2
November 5, 2023UGC NET CS 2012 Dec-Paper-2
November 5, 2023UGC NET CS 2012 Dec-Paper-2
| Question 11 |
In compiler design ‘reducing the strength’ refers to
| reducing the range of values of input variables. | |
| code optimization using cheaper machine instructions. | |
| reducing efficiency of program. | |
| None of the above |
Question 11 Explanation:
In compiler design ‘reducing the strength’ refers to code optimization using cheaper machine instructions.
Example:
Dividing by 2→ Use right shift by 2.
Multiplication by 2→ Use left shift by 2.
Example:
Dividing by 2→ Use right shift by 2.
Multiplication by 2→ Use left shift by 2.
Correct Answer: B
Question 11 Explanation:
In compiler design ‘reducing the strength’ refers to code optimization using cheaper machine instructions.
Example:
Dividing by 2→ Use right shift by 2.
Multiplication by 2→ Use left shift by 2.
Example:
Dividing by 2→ Use right shift by 2.
Multiplication by 2→ Use left shift by 2.
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