Related Questions

The computers that we use are digital whereas we live in an analog world which means that we have to translate analog data into digital data. What is the name of the circuit which helps us in this conversion?
A D/A converter
B A/D converter
C Voice recognition
D Adapter
E None of the above
Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission?
A Interface
B Modem
C Attenuation
D Teleprocessor
E None of the above
The hour hand of an analog clock moves 1/60th of a degree every minute. Then how many degree will the hour hand move in one hour ?
A 1 degree
B 2 degree
C 3 degree
D 4 degree
Which of the following amplifier is used in a digital to analog concerter ciruit?
A Non-inverting amplifier
B Summer circuit
C Voltage follower circuit
D Difference amplifier circuit
Which of the following amplifier is used in a digital to analog converter?
A Non inverter
B Voltage follower
C Summer
D Difference amplifier
In data communication which device converts digital data to analog signal?
A Router
B Modem
C Switch
D HUB
On which aspect the analog computers are better than digital ?
A Speed
B Accuracy
C Reliability
D Automatic
Signals can be analog or digital and a computer that processes the both type of signals is known as
A Digital computer
B Hybrid computer
C Analog computer
D Mainframe computer
Analog signal is measured in
A Volt
B Hertx
C Digit
D WATTS
Hydraulic torque transmission system is analog of
A amplidyne set
B resistance-capacitance parallel circuit
C motor-generator set
D any of the above

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