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Department of Electronics and Communication Engineering
DSD
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Question 1 : The complement of (A+BC+AB) is
Option-1 :A (B+Com(C)
Option-2 :Com(A) (B+C)
Option-3 :A(B+C)
Option-4 :Com(A) (ComB+Com(C))
Question 2 : The complement of AB+Com(B)C+C Com(D) is
Option-1 :Com(AC)+BCom(C)+Com(A)BD
Option-2 :Com(AC)+BC+A Com(BD)
Option-3 :AC+BC+ABD
Option-4 :Com(AC)+Com(BC)+Com(ABD)
Question 3 : The time sequence of i/p's,outputs and flip flop states may be enumerated in a
Option-1 :Truth Table
Option-2 :State Table
Option-3 :Excitation Table
Option-4 :None of the above
Question 4 : The algebraic expression that specifies the condition for a flip flop state transition is called
Option-1 :Login equation
Option-2 :State equation
Option-3 :Input equation
Option-4 :Boolean equation
Question 5 : The reduction of number of flip flops in a sequential ckt. is referred to as ____________ reduction
Option-1 :Tabular
Option-2 :Karnaugh map
Option-3 :State
Option-4 :None of the above
Question 6 : A synchronous sequential ckt. is used in the Digital System for temporary information storage and data manipulation and transferring is also called
Option-1 :Counter
Option-2 :JK flip flop
Option-3 :Master slave JK flip flop
Option-4 :Shift register
Question 7 : Transmitting a large number of information unit over a smaller number of channel or time is called
Option-1 :Demultiplexing
Option-2 :Multiplexing
Option-3 :Prior encoding
Option-4 :Encoding
Question 8 : A combinational circuit that converts binary information from n i/p lines to a maximum of 2 power N unique output lines is known as
Option-1 :Encoder
Option-2 :Comparator
Option-3 :Decoder
Option-4 :Adder
Question 9 : Tabular method is also known as _____________ method
Option-1 :Karnaugh map
Option-2 :Quine McCluskey
Option-3 :Prime Implicant
Option-4 :None of the above
Question 10 : Each bit combination that comes out of the output lines of a ROM is called
Option-1 :Byte
Option-2 :Word
Option-3 :Address
Option-4 :None of the above
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