With each visit of this Digital Electronics online Quiz / Practice Test, the list of MCQs / Objective Questions presented will be different, offering you a diverse set of practice opportunities. This variability encourages you to practice extensively, refining the accuracy of your answers and your overall grasp of the content. By utilizing this resource, you can hone your skills and become more adept at managing time constraints during actual exams.
Test Instructions Question type Randomized MCQs.Changes every time you visit the test Total Number of Questions 30 Time Limit 20 Minutes Points 1 Point for each Question
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Question 1 of 30
Q-1.It is a counter where the flip-flops do not change states at exactly the same
time, as they do not have a common clock pulse
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Question 2 of 30
Q-2.Sequential circuit contains
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Question 3 of 30
Q-3.In the AND gate, the output is ‘High’ or gate is ‘On’ only if both the inputs are
______________
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Question 4 of 30
Q-4.Every valid Boolean expression (equality) remains valid if the operators and
identity elements are interchanged.
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Question 5 of 30
Q-5.What is the hex equivalent of 916, a 4-bit binary number?
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Question 6 of 30
Q-6.In a sequential memory, the words are stored in and out in a sequence.
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Question 7 of 30
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Question 8 of 30
Q-8.The binary system, 1+1=…………
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Question 9 of 30
Q-9.The percentage Quantization error of a ten-bit A/D converter is
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Question 10 of 30
Q-10.It is a very useful combinational circuit used in communication systems
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Question 11 of 30
Q-11.Which of the following series is a TTL –IC family designed to operate satisfactorily in the temperature range from -55 ° C to +125° C for military applications?
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Question 12 of 30
Q-12.The advantage of dynamic RAMs over static RAMs is
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Question 13 of 30
Q-13.The switching function f(A,B,C,D)= ∑(5,9,11,14) can be written as equal to
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Question 14 of 30
Q-14.The address bus flow in __________
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Question 15 of 30
Q-15.The decimal number is converted in to excess 3 codes by adding. to each decimal digit.
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Question 16 of 30
Q-16.Multiplexer means …………………………
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Question 17 of 30
Q-17.Convert decimal number (100)10 to octal equivalent will give
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Question 18 of 30
Q-18.In Boolean algebra , A+ A= ———–
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Question 19 of 30
Q-19.RAM is also known as
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Question 20 of 30
Q-20.In N-bits, you can represent the signed integers ranging from ___________.
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Question 21 of 30
Q-21.Which of the following memories has the highest storage capacity?
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Question 22 of 30
Q-22.There are________________ basic types of flip-flop based on clock trigger.
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Question 23 of 30
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Question 24 of 30
Q-24.The Boolean expression for the output F1 will be F1 = x. y. z′. This is
___________form
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Question 25 of 30
Q-25.The Hexadecimal Number system has base__________
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Question 26 of 30
Q-26.Why the 8-bit (MSB) is added in EBCDIC?
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Question 27 of 30
Q-27.In a sequential memory, the words are stored in and read out in
a_______________
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Question 28 of 30
Q-28.Shifting a binary data to the left by 1 bit position using shift left register, amount 2
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Question 29 of 30
Q-29.The MSB of _____________ is same as the MSB of the corresponding Gray
code.
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Question 30 of 30
Q-30.A device that exhibits two different stable states and functions as a memory
element in a binary system is known as______________________ .
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