CS302 Midterm Online Quiz

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CS302-Midterm

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(A+B).(A+C) =  

2 / 50

A BCD to 7-Segment decoder has

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The output A < B is set to 1 when the input combinations is __________

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The output of the expression F=A+B+C will be Logic ________ when A=0, B=1, C=1. the symbol‟+‟ hererepresents OR Gate.

5 / 50

The output A < B is set to 1 when the input combinations is

6 / 50

The GAL22V10 has ____ inputs

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If we multiply “723” and “34” by representing them in floating point notation i.e. by first, converting them in floating point representation and then multiplying them, the value of mantissa of result will be ________

8 / 50

 For a 3-to-8 decoder how many 2-to-4 decoders will be required?

9 / 50

In ANSI/IEEE Standard 754 “Mantissa” is represented by 32-bits bits

10 / 50

A BCD to 7-Segment decoder has

11 / 50

The binary numbers A = 1100 and B = 1001 are applied to the inputs of a comparator. What are the output levels?

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If an active-HIGH S-R latch has a 0 on the S input and a 1 on the R input and then the R input goes to 0, the latch will be________.

13 / 50

In the binary number “10011” the weight of the most significant digit is ____

14 / 50

3.3 v CMOS series is characterized by __________ and _________as compared to the 5 v CMOS series.

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The binary numbers A = 1100 and B = 1001 are applied to the inputs of a comparator. What are the output levels?

16 / 50

The binary value “1010110” is equivalent to decimal __________

17 / 50

A standard POS form has __________ terms that have all the variables in the domain of the expression.

18 / 50

"Sum-of-Weights" method is used __________ 

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If we add “723” and “134” by representing them in floating point notation i.e. by first, converting them in floating point representation and then adding them, the value of exponent of result will be ________

20 / 50

  The Quad Multiplexer has _____ outputs

21 / 50

The 4-bit 2’s complement representation of “+5” is _____________

22 / 50

Tri-State Buffer is basically a/an _________ gate.

23 / 50

For a 3-to-8 decoder how many 2-to-4 decoders will be required?

24 / 50

A.(B+ C) = A.B + A.C is the expression of

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The range of Excess-8 code is from ______ to ______

26 / 50

Caveman number system is Base _5 number system

27 / 50

The binary value of 1010 is converted to the product term

28 / 50

2's complement of any binary number can be calculated by

29 / 50

If we add “723” and “134” by representing them in floating point notation i.e. by first, converting them in floating point representation and then adding them, the value of exponent of result will be ________

30 / 50

NOR Gate can be used to perform the operation of AND, OR and NOT Gate

31 / 50

A Karnaugh map is similar to a truth table because it presents all the possible values of inputvariables and the resulting output of each value.

32 / 50

 The maximum number that can be represented using unsigned octal system is _______

33 / 50

Using multiplexer as parallel to serial converter requires ___________ connected to the multiplexer

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 The 3-variable Karnaugh Map (K-Map) has _______ cells for min or max terms

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The output of an AND gate is one when _______

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 A particular Full Adder has  

37 / 50

Two 2-bit comparator circuits can be connected to form single 4-bit comparator

38 / 50

A SOP expression having a domain of 3 variables will have a truth table having ____combinations of inputs and corresponding output values.

39 / 50

The Quad Multiplexer has _____ outputs 

40 / 50

 The function to be performed by the processor is selected by set of inputs known as ________

41 / 50

Half-Adder Logic circuit contains 2 XOR Gates

42 / 50

A logic circuit with an output  consists of ________.

43 / 50

The 4-bit 2‟s complement representation of “-7” is _____________

44 / 50

In ABEL the variable „A‟ is treated separately from variable „a‟

45 / 50

The ABEL notation equivalent to Boolean expression A+B is:

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Which one is true:

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The diagram given below represents __________

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Which one is true:

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 The binary value “1010110” is equivalent to decimal __________

50 / 50

 The _______ Encoder is used as a keypad encoder.

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