Input Devices Quiz Questions and Answers PDF - 145

MCQ 721: A peripheral which is used to accept data and send it to processing unit is called its

1. input devices
2. output devices
3. data devices
4. processing device

MCQ 722: In a binary system, the numbers with the power of 2 are

1. 1, 2, 4, 8, 16, 32
2. 1, 2, 3, 4, 5, 6
3. 1, 2, 16, 32, 64, 81
4. 1, 3, 5, 7, 9, 11

MCQ 723: Transfer of characters per second in 'tape cassettes' are

1. 30 to 120
2. 50 to 160
3. 60 to 170
4. 70 to 180

MCQ 724: A logic gate having two or more inputs and when both inputs are logic 1 then the output will be logic 1 is said to be

1. OR gate
2. AND gate
3. OUT gate
4. IN gate

MCQ 725: A special quantity named in a program and its value can be changed is called

1. exponent
2. mantissa
3. constant
4. variables