NEW
Font size
WorksheetsDE Fall Final Practice
Total questions: 44
Worksheet time: 26mins
Convert the binary number 01011 into decimal
10
11
13
12
The output of the combinational circuit given is
A+B+C
A(B+C)
B(A+C)
C(A+B)
In the figure shown, the output ܻ is required to be ܻ Y=AB+ C'D'.The gates G1 and G2 must be, respectively,
NOR,OR
OR,NAND
NAND,OR
AND,NAND
Decimal 43 in Hexadecimal and Binary is respectively
B2, 0100 0011
2B, 0010 1011
2B, 0001 1100
B2,0100 0100
The Boolean expression (X+Y) (X+Y')+(XY')'+(X')'simplifies to
1
Y
XY
X
The Boolean expression for the truth table shown is
D = B(A'C+AC')
D = (A'+B+C)(A+B+C')
Which logic gate is this?
AND
OR
XOR
NOT
What will the circuit's output be?
1
0
Convert the binary number 101011 into decimal
15
43
27
13
Which bit has the highest weightage?
MSB
LSB
Middle most bit
none
The number 5A6D belongs to which category of number system
Octal
Hexadecimal
Binary
DEcimal
What is the decimal equivalent of the number 7CD in hexadecimal?
1789
1987
1998
1997
The range of octal number is from......
1 to 8
0 to 7
0 to 9
none
The decimal equivalent of the number 1011011 is
45
91
63
71
The decimal equivalent of the octal number 523 is
335
533
339
393
A flip flop can store
1 bit
2 bits
4 bits
8 bits
Flip flops are edge triggered and latches are level triggered
True
False
Minterms are used in what type of equations:
Sum of Products
Product of Sums
Cannot be determined
Maxterms are used in what type of equations:
Sum of Products
Product of Sums
Cannot be determined
A
B
C
D
Name this component...
LED
AND
NOT
NOR
symbol for a NOT gate?
Complete the truth table for the logic gate!
One input of a NAND gate is low (logic level 0) and the other input is high (logic level 1).
The output state is?
1
0
Current is
the flow of electrons
the energy given to electrons
the flow of water
the electricity available
Voltage is
the flow of electrons
the energy given to electrons
the flow of water
the electricity available
Voltage is measured by
a voltmeter in series
a voltmeter in parallel
an ammeter in parallel
an ammeter in series
Current is measured by
a voltmeter in series
a voltmeter in parallel
an ammeter in parallel
an ammeter in series
Express 0.021 amps in SI notation
21 A
21 mA
2.1 mA
21 kA
Express 4782000 Ohms in SI notation
4.782 MΩ
4.782 mΩ
4782 kΩ
4782 Ω
Express 1500 Volts in SI notation
1500 kV
1.5 mV
1.5 MV
1.5 kV
A resistor's first three colour bands are brown, black, and red. What is its value?
10 ohms
10 Kohms
200 ohms
1000 ohms
A 47 kΩ resistor would have which colors on its first three bands?
yellow, violet, white
red, white, blue
yellow, violet, orange
orange, yellow, violet
A disc capacitor has the numbers 473 on the side. What is the size of the capacitor?
473 pF
0.473 mF
47000 pF
47 kF
This resistor was measured with a multimeter and showed a value of 1.04 kΩ . Is this value within tolerance of the nominal value?
Yes
No
