Storage Devices Files Quiz PDF: Questions and Answers - 51

MCQ 251: Newer CD-ROM stores audio data of minutes

1. 70
2. 75
3. 65
4. 80

MCQ 252: Most applications of robotic are used in area of

1. cooking
2. manufacturing
3. teaching
4. farming

MCQ 253: Device which is used in stores to directly read the universal production code printed on each product sold is called

1. bar code reader
2. laser light
3. spy cam
4. printer

MCQ 254: Which statement is correct?

1. directories can be kept inside a file
2. file cannot be kept inside a directory
3. 1 millisecond = 10^3 sec
4. 1millisecond = 10^6 sec

MCQ 255: BCD code is

1. non-weighted
2. the same thing as binary numbers
3. a binary code
4. an alphanumeric code