WorksheetsQuiz _Unit7
Total questions: 31
Worksheet time: 36mins
Which of the following numeral systems is a base-2 system?
Octal
Hexadecimal
Binary
Decimal
True or False:
In the hexadecimal system, the number 1A3 represents the decimal number 419.
True
False
(543)₁₀ = (................................) binary
1110001110
1000011111
(1011.101)₂ = (.............................................) decimal
11.625
11.34
(101010)₂ = (..................................) octal.
44
52
Which logic gate has the following truth table:
Input A = 0, Input B = 0 → Output = 1
AND
OR
XOR
NOR
Which logic gate has the following truth table:
Input A = 0, Input B = 0 → Output = 0
AND
OR
XOR
All of them
True or False:
The NAND gate is the inverse of the AND gate.
True
False
The Boolean expression for an OR gate is written as ____.
output = A+B
output = A.B
output = A'
In a NOT gate, if the output is 1, then input = ............?
1
0
What is the output of an XNOR gate when both inputs are Different?
0
1
Erorr
When A = 1 , B = 0 then Z =................
0
1
When A = 0 , B = 1 , C = 0 then Y = ......................
0
1
0
1
switch is open the input = ....... , switch is close the input = ..........
0 , 1
1 , 1
0 , 0
1 , 0
...........Gate can be represented as two switches connected in parallel
AND
OR
True or False:
IC (SN 74 LS 00) its company is texas instruments and it is commercial and its technology based on low power with high speed and its function is NAND Gate
True
False
in The combinational circuit its output at any time does not depend on the present input
True
False
Half Adder has ......inputs , ..........outputs
2 , 2
2 , 1
3 , 2
Full Adder has ..........outputs , ...........inputs
3 , 2
2 , 2
2 , 3
2 , 1
Each of inputs and outputs is a single bit number in Half Adder and Full Adder
True
False
In multiplexer 4:1 there are ......selectors and in multiplexer 8:1 there are..........selectors
Two , Two
Two , Three
In Multiplexer N : 1 there are ....output
N
1
Decoder is the reverse operation of Encoder
True
False
in sequential logic circuit the output depend on ........... and ............. inputs
Present and Next
Present and past
The gates required to build a half adder are ...................,..............
NOR , AND
AND , XOR
The truth table for an S-R flip-flop has how many VALID entries ?
1
3
2
in NAND Gate if the two inputs are 1 then the output is ............
1
0
The meaning of MSB is ..........................................
Most Significant Bit
Middle Significant Bit
Flip Flop are Latches with clock
True
False
I believe in each one of you that you can do it and i am so proud of being part of your journey its my pleasure
wish you all the best and success
Good Luck my Creative students
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Yes
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