Which of the following is considered a direct entry device? (a) Optical scanner (b) Mouse (c) Light pen ibps it officer papers (d) All the above Q4. Sophisticated report generators can ________ (a) Print row oriented reports (b) Perform arithmetic operation (c) Selectively retrieve and print portions of a file (d) All the above Q5. The modify operation is likely to be done after (a) Delete (b) Look-up (c) Insert (d) None of the above Q6. An operation that will increase the length of a list is (a) Insert (b) Look-up (c) Modify (d) All the above
Practice Exercise - 197 [ IT Questions ]
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