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Recent questions tagged tbb-digital-logic-2
2
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Test by Bikram | Digital Logic | Test 2 | Question: 30
The excess $3$ code of decimal number $26$ is: $0100 1001$ $01011001$ $1000 1001$ $01001101$
The excess $3$ code of decimal number $26$ is:$0100 1001$$01011001$$1000 1001$$01001101$
Bikram
929
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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3
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Test by Bikram | Digital Logic | Test 2 | Question: 29
$1$’s complement representation of decimal number of -$17$ by using $8$ bit representation is: $1110 \ 1110$ $1101 \ 1101$ $1100 \ 1100$ $0001 \ 0001$
$1$’s complement representation of decimal number of -$17$ by using $8$ bit representation is:$1110 \ 1110$$1101 \ 1101$$1100 \ 1100$$0001 \ 0001$
Bikram
272
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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3
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Test by Bikram | Digital Logic | Test 2 | Question: 28
If signed numbers are used in binary arithmetic, then which one of the following notations would have unique representation for zero? Sign-magnitude $1$’s complement $2$’s complement $9$’s complement
If signed numbers are used in binary arithmetic, then which one of the following notations would have unique representation for zero?Sign-magnitude$1$’s complement$2$�...
Bikram
2.9k
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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3
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1
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Test by Bikram | Digital Logic | Test 2 | Question: 27
Which among the following statements is TRUE? A circuit containing only OR and NOT gates must be a combinational circuit. SRAM is static in the sense that if the power is turned off, SRAM will continue to store data (e.g. ... in two's complement form, the negative of a number can be found by adding one and then inverting the bits.
Which among the following statements is TRUE?A circuit containing only OR and NOT gates must be a combinational circuit.SRAM is “static” in the sense that if the powe...
Bikram
651
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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2
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Test by Bikram | Digital Logic | Test 2 | Question: 26
If the input to T-flip flop is $100$ Hz signal, the final output of the three T-flip flops in cascade is : $1000$ Hz $500$ Hz $333$ Hz $12.5$ Hz
If the input to T-flip flop is $100$ Hz signal, the final output of the three T-flip flops in cascade is :$1000$ Hz$500$ Hz$333$ Hz$12.5$ Hz
Bikram
784
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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3
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Test by Bikram | Digital Logic | Test 2 | Question: 25
Consider a $7$-bit floating-point representation with $3$ bits for the excess-$3$ exponent and $3$ bits for the mantissa represented in normalized form. Then $0.375_{(10)}$ will be represented in this $7$-bit representation as _______. $0010011$ $0001100$ $0001101$ $0001010$
Consider a $7$-bit floating-point representation with $3$ bits for the excess-$3$ exponent and $3$ bits for the mantissa represented in normalized form.Then $0.375_{(10)}...
Bikram
659
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
number-representation
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3
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Test by Bikram | Digital Logic | Test 2 | Question: 24
Convert the following $(734 )_8 = ( \dots )_{16}$ $C \ 1 \ D$ $D \ C \ 1$ $1 \ C \ D$ $1 \ D \ C$
Convert the following $(734 )_8 = ( \dots )_{16}$$C \ 1 \ D$$D \ C \ 1$$1 \ C \ D$$1 \ D \ C$
Bikram
487
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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2
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1
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Test by Bikram | Digital Logic | Test 2 | Question: 23
Convert decimal $153$ to octal. Which of the following will be the equivalent in octal? $( 231)_8$ $( 331)_8$ $( 431)_8$ none of these
Convert decimal $153$ to octal. Which of the following will be the equivalent in octal?$( 231)_8$$( 331)_8$$( 431)_8$none of these
Bikram
207
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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Test by Bikram | Digital Logic | Test 2 | Question: 22
Synchronous counters eliminate the delay problems encountered with asynchronous counters because: The input clock pulses are applied only to the first and last stages. The input clock pulses are applied only to the last stage. The ... used to activate any of the counter stages. The input clock pulses are applied simultaneously to each stage.
Synchronous counters eliminate the delay problems encountered with asynchronous counters because:The input clock pulses are applied only to the first and last stages.The ...
Bikram
239
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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2
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Test by Bikram | Digital Logic | Test 2 | Question: 21
On the fifth clock pulse, a $4$-bit Johnson sequence is $Q0 = 0, \ Q1 = 1, \ Q2 = 1$, and $Q3 = 1$. On the sixth clock pulse, the sequence is ________. $Q0 = 1, \ Q1 = 0, \ Q2 = 0, \ Q3 = 0$ $Q0 = 1, \ Q1 = 1, \ Q2 = 1, \ Q3 = 0$ $Q0 = 0, \ Q1 = 0, \ Q2 = 1, \ Q3 = 1$ $Q0 = 0, \ Q1 = 0, \ Q2 = 0, \ Q3 = 1$
On the fifth clock pulse, a $4$-bit Johnson sequence is $Q0 = 0, \ Q1 = 1, \ Q2 = 1$, and $Q3 = 1$. On the sixth clock pulse, the sequence is ________.$Q0 = 1, \ Q1 = 0, ...
Bikram
864
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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Test by Bikram | Digital Logic | Test 2 | Question: 20
An eight stage ripple counter uses a flip-flop with propagation delay of $75$ nanoseconds. The pulse width of the strobe is $50$ ns. The frequency of the input signal which can be used for proper operation of the counter is approximately: $1.5$ MHz $500$ MHz $2$ MHz $4$ MHz
An eight stage ripple counter uses a flip-flop with propagation delay of $75$ nanoseconds. The pulse width of the strobe is $50$ ns. The frequency of the input signal whi...
Bikram
1.3k
views
Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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1
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Test by Bikram | Digital Logic | Test 2 | Question: 19
How many select lines will a $32:1$ multiplexer have? $5$ $8$ $9$ $11$
How many select lines will a $32:1$ multiplexer have?$5$$8$$9$$11$
Bikram
184
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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Test by Bikram | Digital Logic | Test 2 | Question: 18
How many flip flops are required to construct a decade counter? $10$ $3$ $4$ $2$
How many flip flops are required to construct a decade counter?$10$$3$$4$$2$
Bikram
319
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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Test by Bikram | Digital Logic | Test 2 | Question: 17
The device which changes from serial data to parallel data is: COUNTER MULTIPLEXER DEMULTIPLEXER FLIP-FLOP
The device which changes from serial data to parallel data is:COUNTERMULTIPLEXERDEMULTIPLEXERFLIP-FLOP
Bikram
516
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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Test by Bikram | Digital Logic | Test 2 | Question: 16
Karnaugh map is used for the purpose of: Reducing the electronic circuits used. Mapping the given Boolean logic function. Minimizing the terms in a Boolean expression. Maximizing the terms of a given a Boolean expression.
Karnaugh map is used for the purpose of:Reducing the electronic circuits used.Mapping the given Boolean logic function.Minimizing the terms in a Boolean expression.Maximi...
Bikram
394
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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Test by Bikram | Digital Logic | Test 2 | Question: 15
The number of control lines for $16$ to $1$ multiplexer is ___. $2$ $4$ $3$ $5$
The number of control lines for $16$ to $1$ multiplexer is ___.$2$$4$$3$$5$
Bikram
178
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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2
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Test by Bikram | Digital Logic | Test 2 | Question: 14
DeMorgan’s first theorem shows the equivalence of: OR gate and Exclusive OR gate. NOR gate and Bubbled AND gate. NOR gate and NAND gate. NAND gate and NOT gate
DeMorgan’s first theorem shows the equivalence of:OR gate and Exclusive OR gate.NOR gate and Bubbled AND gate.NOR gate and NAND gate.NAND gate and NOT gate
Bikram
305
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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Test by Bikram | Digital Logic | Test 2 | Question: 13
Which of the following combinations is sufficient to build a half adder? EX-OR gate and NOR gate. EX-OR gate and OR gate. EX-OR gate and AND gate. Four NAND gates.
Which of the following combinations is sufficient to build a half adder?EX-OR gate and NOR gate.EX-OR gate and OR gate.EX-OR gate and AND gate.Four NAND gates.
Bikram
214
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
adder
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Test by Bikram | Digital Logic | Test 2 | Question: 12
The decimal equivalent of hex number $1A53$ is: $6793$ $6739$ $6973$ $6379$
The decimal equivalent of hex number $1A53$ is:$6793$$6739$$6973$$6379$
Bikram
193
views
Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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1
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Test by Bikram | Digital Logic | Test 2 | Question: 11
In a JK Flip-Flop, “toggle” means: Set $Q = 1$ and $Q = 0$. Set $Q = 0$ and $Q = 1$. Change the output to the opposite state. No change in output.
In a JK Flip-Flop, “toggle” means:Set $Q = 1$ and $Q = 0$.Set $Q = 0$ and $Q = 1$.Change the output to the opposite state.No change in output.
Bikram
194
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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17
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2
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Test by Bikram | Digital Logic | Test 2 | Question: 10
How many minimum number of two input AND gates and two input OR gates are required to realize $Y = BD+CE+AB$ ? $2, 2$ $4, 2$ $3, 2$ $2, 3$
How many minimum number of two input AND gates and two input OR gates are required to realize $Y = BD+CE+AB$ ?$2, 2$$4, 2$$3, 2$$2, 3$
Bikram
1.1k
views
Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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Test by Bikram | Digital Logic | Test 2 | Question: 9
A 4-bit synchronous counter uses flip-flops with propagation delay times of $15$ ns each. The maximum possible time required for change of state will be _____. $15$ ns $30$ ns $45$ ns $60$ ns
A 4-bit synchronous counter uses flip-flops with propagation delay times of $15$ ns each. The maximum possible time required for change of state will be _____.$15$ ns$30$...
Bikram
451
views
Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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1
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1
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Test by Bikram | Digital Logic | Test 2 | Question: 8
Shifting a register content to left by one bit position is equivalent to: Division by two. Addition by two. Multiplication by two. Subtraction by two.
Shifting a register content to left by one bit position is equivalent to:Division by two.Addition by two.Multiplication by two.Subtraction by two.
Bikram
227
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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2
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Test by Bikram | Digital Logic | Test 2 | Question: 7
The following switching functions are to be implemented using a decoder: $f1= \sum m( 1, 2, 4, 8, 10,14 ), \ f2 = \sum m( 2,5, 9,11 ), \ f3 = \sum m( 2,4,5,6,7)$ The minimum configuration of the decoder should be: $2$ – to – $4$ line $3$ – to – $8$ line $4$ – to – $16$ line $5$ – to – $32$ line
The following switching functions are to be implemented using a decoder:$f1= \sum m( 1, 2, 4, 8, 10,14 ), \ f2 = \sum m( 2,5, 9,11 ), \ f3 = \sum m( 2,4,5,6,7)$The mini...
Bikram
401
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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2
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Test by Bikram | Digital Logic | Test 2 | Question: 6
When simplified with Boolean Algebra, $(x + y)(x + z)$ simplifies to: $x$ $x + x(y + z)$ $x(1 + yz)$ $x + yz$
When simplified with Boolean Algebra, $(x + y)(x + z)$ simplifies to:$x$$x + x(y + z)$$x(1 + yz)$$x + yz$
Bikram
247
views
Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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1
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Test by Bikram | Digital Logic | Test 2 | Question: 5
The Boolean expression $ A \cdot B+ A \cdot B+ A \cdot B$ is equivalent to: $A + B$ $A \cdot B$ $A \oplus B$ $A \cdot B + A' B'$
The Boolean expression $ A \cdot B+ A \cdot B+ A \cdot B$ is equivalent to:$A + B$$A \cdot B$$A \oplus B$$A \cdot B + A' B'$
Bikram
190
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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1
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Test by Bikram | Digital Logic | Test 2 | Question: 4
How many Flip-Flops are required for mod –$16$ counter? $5$ $6$ $3$ $4$
How many Flip-Flops are required for mod –$16$ counter?$5$$6$$3$$4$
Bikram
208
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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2
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1
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Test by Bikram | Digital Logic | Test 2 | Question: 3
What is the binary equivalent of the decimal number $368$? $101110000$ $110110000$ $111010000$ $111100000$
What is the binary equivalent of the decimal number $368$?$101110000$$110110000$$111010000$$111100000$
Bikram
176
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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Test by Bikram | Digital Logic | Test 2 | Question: 2
The inputs of a NAND gate are connected together. The resulting circuit is ______. an OR gate an AND gate a NOT gate None of the above
The inputs of a NAND gate are connected together. The resulting circuit is ______.an OR gatean AND gatea NOT gateNone of the above
Bikram
398
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Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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2
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Test by Bikram | Digital Logic | Test 2 | Question: 1
A minimum sum-of-products expression of the function $F(w, x, y,z) = \Sigma m ( 0, 2, 5, 8, 10, 13, 14 )$ using Karnaugh map is: $x'z+xy+yxz$ $x'z' + xy'z + wyz'$ $x'z' + xy'z + wyz$ $x'z' + xy'z' + wyz$
A minimum sum-of-products expression of the function $F(w, x, y,z) = \Sigma m ( 0, 2, 5, 8, 10, 13, 14 )$ using Karnaugh map is:$x'z+xy+yxz$$x'z' + xy'z + wyz'$$x'z' + xy...
Bikram
313
views
Bikram
asked
Nov 26, 2016
Digital Logic
tbb-digital-logic-2
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