Give Boolean theorem
AB + + BC= AB+
Which one of the following identities is true?
The number of 4 of 4 lin to16 line decoders required to make an 8lineto256line decoder is
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The characteristic equation of the Tflipflop is given by
The initial contents of the 4 dit serial inparallelout, right Shift, register shown in the given figureis 0110. After three clock pulses are applied, the contents of the shift register will be
With 4 Boolean variables, how many Boolean expressions can be formed?
A number is expressed in binary two's complement a 10011, Its decimal equivalent value is
The Boolean expression ( + B)(A+ )( ) Simplifies to
The minimum number of NAND gates required to imnplement the Boolean function
A+ A+ A C is equal to
The addition of two binary variables A and B results into a SUM And a CARRY output.Consider the following expressions for the SUM and CARRY outputs.
1. SUM = A.B +
2. SUM = A.+ A.
3. CARRY = A.B
4. Carry = A +B
Which of these expressions are correct?
For a binary half subtractor having two inputs A and B, the correct sets of logical expressions for the output sets of logical expressions for the output D (= A minus B) and X (= borrow) are
Minimum number of JK flipflip flops needed to construct a BCD counter is
The characteristic equation for the next state (Qn +1) of a JK flip flop is
The initial contents of the 4bit series in parallelout, right shift, shift register as shown in figure below are 0110. After 3 clock pulses the contents of the shift register will be
How many 1's are present in the binary representation of (4 ×4096) + (9 × 256) + (7×16)+5 ?
Which IC is used for the implementation of 1to16 DEMUX?
Which one of the following statements is correct?
Match ListI (Type of Nbit ADC) with ListII (Characteristics) and select the correct answer using the codes given below the lists:
If (2.3) base 4 +(1.2) base4 = (Y)base 4 ; what is the value of Y?
Given (135)base x +(144) base x = (323) base x
What is the output f(X,y) of the multiplexer resulting from the input logical values?
Given below are three types of converters:
1. Successive approximation type
2. Weighted resistor type
3. R2 R ladder type
Which of these types are D to A converters?
What is the Gray code word for the binary binary 101011?
If A and B are Boolean Variables, then what is (A+ B). (A+ ) equal to ?
What is the Boolean expression A Å B equivalent to?
A 1 ms pulse can be converted into a 10 ms pulse by using which one of the following?
25 docs23 tests

25 docs23 tests
