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Understanding the passage



Decide whether the following statements are true or false (T/F) by referring to the information in the text. Then make the necessary changes so that the false statements become true.

T F

□ □ 1.Thepurposeoftimesharingtechniquesistomakethe best use of the CPU.

□ □ 2. Real time processing allows interaction with the

computer.

□ □ 3. In multiprogramming, the programmer decides which programs the CPU should work on at any one moment.

□ □ 4. In real time processing, data records should always be

updated.

□ □ 5. Data is inputted through a terminal for batch processing.

□ □ 6. It is possible for the CPU to execute more than one

program at any one time.

□ □ 7. Real time processing takes a very short time compared to

batch processing.

□ □ 8. It is more practical for an airplane ticket reservation

clerk to use batch rather than real time processing.

□ □ 9. Batch processing is usually used if the output is expected

to be long.

□ □ 10. In multiprogramming, parts of the programs are kept in different storage places so that the CPU can work on them.


3 Locating information

Find the passages in the text where the following ideas are expressed. Give the line references.

........... 1. Interactive computing is very fast.

........... 2. The operating system tells the computer which program to

work on.
........... 3. Input for batch processing is not usually done from the

terminal.
........... 4. It is possible to have more than one user share the computer

at the same time.
........... 5. For real time programming, information must be constantly

updated.




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