Adc 0808 uses ----technique
A) Successive apraximation
B) single step
C) dual slope
D) flash converter
Correct Answer:
Verified
Q5: walkie-talkie is an example of …..serial communication
A)Simplex
B)Half
Q6: Transmission through telephone lines is an example
Q7: Asynchronous serial communication involves
A)start bit
B)stop bits
C)character data
D)all
Q8: to configure 8255 with port A output,Port
Q9: A high on ---line indicates that the
Q11: the signals provided by ADC are
A)SOC
B)EOC
C)ALE
D)all of
Q12: Flash ADC consist of….converters
A)2^?
B)2^? -1
C)2^? +1
D)none of
Q13: 8253/54 has ----independent timers/counters
A)1
B)2
C)3
D)4
Q14: 8253/54 timers can be programmed in---modes
A)1
B)3
C)6
D)5
Q15: in mode 0 of 8253/54 ----disables counting
A)gate=1
B)gate=0
C)wr#=1
D)wr#=0
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