Recent questions tagged digital-logic

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1

Logic Function
Why do we use Canonical form in logic circuits? What is the need for minterm and max term?

Subhadeeppathak asked in Digital Logic 3 days ago

by Subhadeeppathak

27 views

0 votes

5 answers

2

UGCNET-Dec2019-II: 3
The Boolean expression $AB+A \overline{B}+\overline{A}C+AC$ is unaffected by the value of the Boolean variable _________. $A$ $B$ $C$ $A, B$ and $C$

soujanyareddy13 asked in Others May 12

by soujanyareddy13

391 views

4 votes

3 answers

3

GATE CSE 2021 Set 2 | Question: 4
The format of the single-precision floating point representation of a real number as per the $\text{IEEE 754}$ ... and mantissa $=0000000000000000000000001$ exponent $=00000001$ and mantissa $=0000000000000000000000000$ exponent $=00000001$ and mantissa $=0000000000000000000000001$

Arjun asked in Digital Logic Feb 18

by Arjun

1.9k views

5 votes

4 answers

4

GATE CSE 2021 Set 2 | Question: 5
Which one of the following circuits implements the Boolean function given below? $f(x,y,z) = m_0+m_1+m_3+m_4+m_5+m_6$, where $m_i$ is the $i^{\text{th}}$ minterm.

Arjun asked in Digital Logic Feb 18

by Arjun

1.5k views

6 votes

2 answers

5

GATE CSE 2021 Set 2 | Question: 18
If $x$ and $y$ are two decimal digits and $(0.1101)_2 = (0.8xy5)_{10}$, the decimal value of $x+y$ is ___________

Arjun asked in Digital Logic Feb 18

by Arjun

1k views

8 votes

7 answers

6

GATE CSE 2021 Set 2 | Question: 44
If the numerical value of a $2$-byte unsigned integer on a little endian computer is $255$ more than that on a big endian computer, which of the following choices represent(s) the unsigned integer on a little endian computer? $0\text{x}6665$ $0\text{x} 0001$ $0\text{x} 4243$ $0\text{x} 0100$

Arjun asked in Digital Logic Feb 18

by Arjun

3.4k views

5 votes

2 answers

7

GATE CSE 2021 Set 2 | Question: 52
Consider a Boolean function $f(w,x,y,z)$ such that $\begin{array}{lll} f(w,0,0,z) & = & 1 \\ f(1,x,1,z) & =& x+z \\ f(w,1,y,z) & = & wz +y \end{array}$The number of literals in the minimal sum-of-products expression of $f$ is _________

Arjun asked in Digital Logic Feb 18

by Arjun

2.1k views

2 votes

4 answers

8

GATE CSE 2021 Set 1 | Question: 6
Let the representation of a number in base $3$ be $210$. What is the hexadecimal representation of the number? $15$ $21$ $\text{D}2$ $528$

Arjun asked in Digital Logic Feb 18

by Arjun

1.6k views

2 votes

4 answers

9

GATE CSE 2021 Set 1 | Question: 24
Consider the following representation of a number in $\text{IEEE 754}$ single-precision floating point format with a bias of $127$.$S: 1\quad\quad E:\; 10000001\quad\quad F:\;11110000000000000000000$ Here $S, \;E$ and ... the floating point representation. The decimal value corresponding to the above representation (rounded to $2$ decimal places) is ____________.

Arjun asked in Digital Logic Feb 18

by Arjun

1.5k views

1 vote

3 answers

10

GATE CSE 2021 Set 1 | Question: 28
Consider a $3$-bit counter, designed using $T$ flip-flops, as shown below: Assuming the initial state of the counter given by $\text{PQR}$ as $000$, what are the next three states? $011,101,000$ $001,010,111$ $011,101,111$ $001,010,000$

Arjun asked in Digital Logic Feb 18

by Arjun

1.1k views

4 votes

3 answers

11

GATE CSE 2021 Set 1 | Question: 42
Consider the following Boolean expression. $F=(X+Y+Z)(\overline X +Y)(\overline Y +Z)$ Which of the following Boolean expressions is/are equivalent to $\overline F$ (complement of $F$ ... $(X+\overline Z)(\overline Y +\overline Z)$ $X\overline Y +Y\overline Z + \overline X \overline Y \overline Z$

Arjun asked in Digital Logic Feb 18

by Arjun

1.3k views

0 votes

1 answer

12

UGCNET-Oct2020-II: 34
The period of a signal is $100$ ms, then the frequency of this signal in kilohertz is ______ $10$ $10^{-1}$ $10^{-2}$ $10^{-3}$

jothee asked in Digital Logic Nov 20, 2020

by jothee

310 views

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