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Vizag Steel Re-Exam: Quiz 8
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Question 1
When two 16-input multiplexers drive a 2- input MUX, what is the result?
Question 2
What is the output voltage ‘V0’ of the R-2R decoder ladder network?
Question 3
How can the voltage comparator shown in the circuit given below be used in the analog-to-digital conversion?
Question 4
Consider the following statement:
A half-adder
1) is a half-subtractor also.
2) has two output CH=xy and SH=x⊕y for two inputs x and y.
3) has two output CH=x+y and SH=x⊕y for two inputs x and y.
4) is a combinational circuit.
Which of the statement given above is/are correct?
A half-adder
1) is a half-subtractor also.
2) has two output CH=xy and SH=x⊕y for two inputs x and y.
3) has two output CH=x+y and SH=x⊕y for two inputs x and y.
4) is a combinational circuit.
Which of the statement given above is/are correct?
Question 5
In NOR-NOR configuration. The minimum number NOR gates needed to implement the switching function
is.
Question 6
The Boolean function A + BC is a reduced form of which one of the following.
Question 7
Which one of the following is the correct answer when (11011)2 is subtracted from (11101)2 by using the 1’s complement method?
Question 8
The hexadecimal representation of (657)8 is:
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Feb 23ESE & GATE EE
