How many full adders are needed to add two 4 bit numbers with a parallel adder ?

A 8
B 4
C 2
D 16

Correct Answer: 4

প্যারালাল বাইনারি অ্যাডারের ক্ষেত্রে n বিটের দুটি বাইনারি সংখ্যা যোগ করার জন্য একটি হাফ অ্যাডার ও (n – ১) টি ফুল অ্যাডার অথবা nটি ফুল অ্যাডার প্রয়োজন।
Bissoy MCQ
#তথ্য প্রযুক্তি #Bangladesh Bank #লজিক গেইট #Bangladesh bank ; officer ( general) - 27.04.2018

Related Questions

How many full adders are required to construct an m- bit parallel adder?
A m/2
B m-1
C m
D m+1
E None of the above
The m-bit parallel adder consists of:
A (m+1) full adders
B m/2 full adders
C m-1 full adders
D m full adders
E None of the above
A binary adder is a logic circuit that can add _____ binary numbers at a time.
A Hundreds
B Thousands
C One
D Two
E None of the above
Parallel adders are
A combinational logic circuits
B sequential logic circuits
C both of the above
D All of the above
E None of the above
If Farhan were to add 5 gallons of kerosine to a tank that is already 3/4 full of kerosine , the tank would be 7/8 full. How many gallons of kerosine would the tank hold if it were full ?
A 25 gallons
B 40 gallons
C 64 gallons
D 80 gallons
If Farhan were to add 5 gallons of kerosene to a tank that is already 34 full of kerosine , the tank would be 78 full . How many gallons of kerosine would the tank hold if it wre full .
A 25 gallons
B 40 gallons
C 64 gallons
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In a set of three numbers, the average of first two numbers is 2. The average of the last two numbers is 3, and the average of the first and the last numbers is 4. What is the average of three numbers ?
A 3
B 6
C 9
D 24
In a set of 3 numbers, the average of first two numbers is 2, the average of the last two numbers is 3, and the average of the first and the last numbers is 4. What is the average of three numbers?
A 3
B 2
C 2.5
D 3.5
A full-adder adds _____ bits, and producing a SUM and a _____
A 8, SUBTRACTION
B 3, CARRY
C 16, DIVIDE
D All of the above
E None of the above
একটি Full Adder তৈরি করতে কতটি হাফ অ্যাডারের প্রয়োজন?
A ১
B ২
C ৩
D ৪

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