Code Converters and Multiplexers - General Questions Online Exam Quiz
Code Converters and Multiplexers - General Questions GK Quiz. Question and Answers related to Code Converters and Multiplexers - General Questions. MCQ (Multiple Choice Questions with answers about Code Converters and Multiplexers - General Questions
How many outputs are on a BCD decoder?
A : 4
B : 16
C : 8
D : 10
In a Gray code, each number is 3 greater than the binary representation of that number.
A : True
B : False
C : -
D : -
Use the weighting factors to convert the following BCD numbers to binary.
A : 01010011 001001101000
B : 11010100 100001100000
C : 110101 100001100
D : 101011 001100001
Which digital system translates coded characters into a more useful form?
A : encoder
B : display
C : counter
D : decoder
From the following list of input conditions, determine the state of the five output leads on a 74148 octal-to-binary encoder. I 0 = 1 I 3 = 1 I 6 = 1 I 1 = 1 I 4 = 0 I 7 = 1 I 2 = 1 I 5 = 1 EI = 0
A : GS = L, A 0 = L, A 1 = L, A 2 = H, EO = H
B : GS = L, A 0 = H, A 1 = L, A 2 = L, EO = H
C : GS = L, A 0 = L, A 1 = H, A 2 = L, EO = H
D : GS = L, A 0 = H, A 1 = H, A 2 = L, EO = H
What is the function of an enable input on a multiplexer chip?
A : to apply V cc
B : to connect ground
C : to active the entire chip
D : to active one half of the chip
The expansion inputs to a comparator are used for expansion to a(n):
A : 4-bit system
B : 8-bit system
C : BCD system
D : counter system
What do the mathematical symbols A < b and A > B mean?
A : A < B means A is greater than B . A > B means A is less than B .
B : A > B means A is less than B . A < B means A is greater than B .
C : A < B means A is less than B . A > B means A is greater than B .
D : -
A basic multiplexer principle can be demonstrated through the use of a:
A : single-pole relay
B : DPDT switch
C : rotary switch
D : linear stepper
How many inputs will a decimal-to-BCD encoder have?
A : 4
B : 8
C : 10
D : 16
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