1. A digital to analog converter consists of;
(A) Resistors
(B) Op-Amp
(C) Both a & b
(D) Diodes
2. R-2R ladder type digital to analog converter has resistors of;
(A) Four values
(B) Two values
(C) Same values
(D) None of these
3. Digital to analog converter is also called
(A) Decoder
(B) Encoder
(C) Inverter
(D) Multiplexer
4. Resolution of a 4-bit DAC is
(A) 0.1%
(B) 3.39%
(C) 6.67%
(D) 6%
5. The highest speed ADC is
(A) Counter type
(B) Ramp generator
(C) Simultaneous
(D) All of these
6. A 3-bit simultaneous ADC has number of comparators
(A) 3
(B) 4
(C) 7
(D) 5
7. The slowest speed ADC is
(A) Counter type
(B) Dual Slope
(C) Ramp generator
(D) All of these
8. In weighted resistors DAC operational amplifier is used as
(A) Inverting amplifier
(B) Both a & b
(C) Non-inverting amplifier
(D) Summing amplifier
9. Simultaneous ADC is also called;
(A) Flash
(B) Dual Slope
(C) Ramp type
(D) Counter type
10. Counter type ADC is also called;
(A) Flash
(B) Dual Slope
(C) Ramp
(D) Staircase