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Operating Systems Concepts - Section 6 Multiple Questions and Answers.
| 42. | Which of the following is a type of systems software used on microcomputers? | ||
| A. | MS-DOS | ||
| B. | PC-DOS | ||
| C. | Unix | ||
| D. | All of the above | ||
| 44. | Operating system is | ||
| A. | A collection of hardware components | ||
| B. | A collection of input-output devices | ||
| C. | A collection of software routines | ||
| D. | All of the above | ||
| 45. | A file organization component of a VSAM file is: | ||
| A. | relative record data set | ||
| B. | keyed sequential data set | ||
| C. | entry sequential data set | ||
| D. | all of the above | ||
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