Question 1 : Which filter is used for filtering out the high frequency components?
1. bandpass filter
2. band reject filter
3. analogue filter
4. digital filter
View Answer   Discuss with Members

Question 2 : Which of the following is used to switch heavy loads?
1. fet
2. transistor
3. buffer pack
4. darlington pair
View Answer   Discuss with Members

Question 3 : Which is the first type of error caused during the conversion process?
1. sampling error
2. interrupt signal
3. counter error
4. quantisation error
View Answer   Discuss with Members

Question 4 : Which of the following introduce a phase error?
1. conversion time
2. sampling rate
3. sample size
4. sample nature
View Answer   Discuss with Members

Question 5 : Which devices are used as indicators in a digital system?
1. LCD
2. LED
3. Varactor diode
4. Gunn diode
View Answer   Discuss with Members

Question 6 : Which of the following generates a back EMF?
1. relay
2. buffer
3. transistor
4. FET
View Answer   Discuss with Members

Question 7 : Which of the following can be used for providing high gain?
1. transistor
2. darlington transistor pair
3. resistor
4. capacitor
View Answer   Discuss with Members

Question 8 : How many types of logarithmic codecs are used commonly?
1. 2
2. 3
3. 4
4. 5
View Answer   Discuss with Members

Question 9 : From which of the following words does codecs is derived?
1. coder
2. decoder
3. coder-decoder
4. coder-encoder
View Answer   Discuss with Members

Question 10 : Which of the following works by increasing the dynamic range?
1. logarithmic codec
2. linear codec
3. DPCM
4. PCM
View Answer   Discuss with Members