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Recent questions tagged digital-logic

2 votes
3 answers
1
The format of the single-precision floating point representation of a real number as per the $\text{IEEE 754}$ ... $=00000000$ and mantissa $=0000000000000000000000001$ exponent $=00000001$ and mantissa $=0000000000000000000000000$ exponent $=00000001$ and mantissa $=0000000000000000000000001$
asked Feb 18 in Digital Logic Arjun 766 views
2 votes
4 answers
2
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.
asked Feb 18 in Digital Logic Arjun 635 views
3 votes
2 answers
3
3 votes
4 answers
4
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? $0\text{x}6665$ $0\text{x} 0001$ $0\text{x} 4243$ $0\text{x} 0100$
asked Feb 18 in Digital Logic Arjun 2.3k views
1 vote
1 answer
5
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 _________
asked Feb 18 in Digital Logic Arjun 735 views
1 vote
4 answers
6
Let the representation of a number in base $3$ be $210$. What is the hexadecimal representation of the number? $15$ $21$ $\text{D}2$ $528$
asked Feb 18 in Digital Logic Arjun 466 views
0 votes
4 answers
7
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 $F$ denote the ... components of the floating point representation. The decimal value corresponding to the above representation (rounded to $2$ decimal places) is ____________.
asked Feb 18 in Digital Logic Arjun 503 views
1 vote
3 answers
8
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? $011,101,000$ $001,010,111$ $011,101,111$ $001,010,000$
asked Feb 18 in Digital Logic Arjun 447 views
2 votes
1 answer
9
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 $F$)? $(\overline X +\overline Y +\overline Z)(X+\overline Y)(Y+\overline Z)$ $X\overline Y + \overline Z$ $(X+\overline Z)(\overline Y +\overline Z)$ $X\overline Y +Y\overline Z + \overline X \overline Y \overline Z$
asked Feb 18 in Digital Logic Arjun 403 views
0 votes
1 answer
10
The period of a signal is $100$ ms, then the frequency of this signal in kilohertz is ______ $10$ $10^{-1}$ $10^{-2}$ $10^{-3}$
asked Nov 20, 2020 in Digital Logic jothee 205 views
0 votes
3 answers
11
Simplified expression/s for following Boolean function $F(A,B,C,D)=\Sigma(0,1,2,3,6,12,13,14,15)$ is/are $A’B’+AB+A’C’D’$ $A’B’+AB+A’CD’$ $A’B’+AB+BC’D’$ $A’B’+AB+BCD’$ Choose the correct answer from the options given below: $(a)$ only $(b)$ only $(a)$ and $(b)$ only $(b)$ and $(d)$ only
asked Nov 20, 2020 in Digital Logic jothee 253 views
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