CS302 Quiz No.3 Shared by Jiya akram

Question # 1 of 10 ( Start time: 05:21:50 PM )  Total Marks:  1 
A decade counter can be implemented by truncating the counting sequence of a MOD-20 counter. 
Select correct option: 
 True         ok
 False


Question # 2 of 10 ( Start time: 05:23:10 PM )  Total Marks:  1 
A decade counter is __________ 
Select correct option: 
 Mod-3 counter
 Mod-5 counter
 Mod-8 counter
 Mod-10 counter         ok


Question # 3 of 10 ( Start time: 05:24:33 PM )  Total Marks:  1 
An Astable multivibrator is known as a(n) _______ 
Select correct option: 
 Oscillator         ok
 Booster
 One-shot
 Dual-shot


Question # 4 of 10 ( Start time: 05:25:47 PM )  Total Marks:  1 
For a down counter that counts from (111 to 000), if current state is "101" the next state will be ________
Select correct option: 
 111
 110
 010
 none of given options         ok


Question # 5 of 10 ( Start time: 05:27:13 PM )  Total Marks:  1 
A modulus-14 counter has fourteen states requiring_____________ 
Select correct option: 
 14 Flip Flops
 14 Registers
 4 Flip Flops
 4 Registers


Question # 6 of 10 ( Start time: 05:28:42 PM )  Total Marks:  1 
If a circuit suffers “Clock Skew “ problem, the output of circuit can’t be guarantied.
Select correct option: 
 True         ok?
 False 


Question # 7 of 10 ( Start time: 05:30:06 PM )  Total Marks:  1 
A flip-flop is presently in SET stae and must remain SET on the next cliock pulse.
What must j and K be?
Select correct option: 
 J = 1, K = 0
 J = 1, K = X(Don't care)         ok
 J = X(Don't care), K = 0
 J = 0, K = X(Don't care)


Question # 8of 10 ( Start time: 05:31:28 PM)  Total Marks: 1
A 4-bit binary UP/DOWN counter is in the binary state zero. the next state in the DOWN
mode is_____________
Select correct option: 
 0001
 1111         ok
 1000
 1110


Question # 9of 10 ( Start time: 05:33:16 PM)  Total Marks: 1
A one-shot mono-stable device contains _________
Select correct option: 
 AND gate, Resistor, Capacitor and NOT Gate
 NAND gate, Resistor, Capacitor and NOT Gate
 NOR gate, Resistor, Capacitor and NOT Gate         ok
 XNOR gate, Resistor, Capacitor and NOT Gate


Question # 10of 10 ( Start time: 05:34:40 PM)  Total Marks: 1
Each stage of Master-slave flip-flop works at ____ of the clock signal
Select correct option: 
 Each stage works on complete clock signal
 One fourth
 One third
 One half     ok