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Operating Systems Concepts - Section 9 Multiple Questions and Answers.
| 26. | Which of the following terms refers to the degree to which data in a database system are accurate and correct? | ||
| A. | data security | ||
| B. | data validity | ||
| C. | data independence | ||
| D. | data integrity | ||
| 28. | A hardware device that is capable of executing a sequence of instructions, is known as | ||
| A. | CPU | ||
| B. | ALU | ||
| C. | CU | ||
| D. | Processor | ||
| 29. | Which of following is/are the advantage(s) of modular programming? | ||
| A. | The program is much easier to change | ||
| B. | Modules can be reused in other programs | ||
| C. | Easy debugging | ||
| D. | Easy to compile | ||
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