Operating Systems Concepts - Section 9 Multiple Questions and Answers.
Exercise Questions ::
Operating Systems
21. | In which of the storage placement strategies a program is placed in the smallest available hole in the main memory? |
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| A. | best fit |
| B. | first fit |
| C. | worst fit |
| D. | buddy |
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Published by:Michael Daani
22. | In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of register? |
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| A. | absolute mode |
| B. | indirect mode |
| C. | immediate mode |
| D. | index mode |
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Published by:Michael Daani
23. | The higher versions of the operating systems are so written that programs designed for earlier versions can still be run. What is it called? |
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| A. | Upgradability |
| B. | Upward mobility |
| C. | Universality |
| D. | Upward compatibility |
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Published by:Michael Daani
Published by:Michael Daani
25. | Which of the following can be accesses by transfer vector approach of linking? |
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| A. | External data segments |
| B. | External subroutines |
| C. | Data located in other procedures |
| D. | All of the above |
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Published by:Michael Daani
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