# Consider the following loop The loop will be executed

1.  1 time

2.  8 time

3.  7 times

4.  Infinite times

4

1 time

Explanation :
No Explanation available for this question

# The logic function implemented by the circuit below is (ground implies a logic “0”)

1.   F=AND (P, Q)

2.  F=OR(P, Q)

3.   F=XNOR(P, Q)

4.  F=XOR(P, Q)

4

F=XOR(P, Q)

Explanation :
No Explanation available for this question

# The output Y of a 2-bit comparator is logic 1 whenever the 2-bit input A is greater than the 2-bit input B. The number of combinations for which the output is logic 1 is

1.   4

2.  6

3.  8

4.  10

4

6

Explanation :
No Explanation available for this question

# Consider the following set of instructions  If BYTE1 =07H, then content of A, after the execution of program will be

1.  46H

2.  70H

3.  38H

4.  68H

4

46H

Explanation :
No Explanation available for this question

# If the HLT instructor of a 8085 micro-processor is executed

1.  The microprocessor is disconnected from the system bus

2.  The microprocessor enters into a halt state

3.  The microprocessor reloads the program

4.  The microprocessor halts and return to monitor

4

The microprocessor enters into a halt state

Explanation :
No Explanation available for this question

# Consider the following program If BYTE1 =07H, then content of A after the execution is

1.  0.8H

2.  8cH

3.  12H

4.  None of these

4

8cH

Explanation :
No Explanation available for this question

# In the TTL circuit in the figure, S2 and S0 are select lines and X7 and X0 are input lines S0 and X0 are LSB’s. The output Y is

1.   Indeterminate

2.

3.

4.

4

Explanation :
No Explanation available for this question

# The Boolean function realized by the logic circuit shown is

1.   F=Σm(0, 1, 3, 5, 9, 10, 14)

2.   F=Σm(2, 3, 5, 7, 8, 12, 13)

3.   F=Σm(1, 2, 4, 5, 11, 14, 15)

4.  F=Σm(2, 3, 5, 7, 8, 9, 12)

4

F=Σm(2, 3, 5, 7, 8, 9, 12)

Explanation :
No Explanation available for this question

# The contents of some memory location of an 8085 μP based system are shown: The contents if HL pair after execution of the program will be

1.  0030H

2.  3000H

3.  3002H

4.  0230H

4

3002H

Explanation :
No Explanation available for this question

1.   20 MHz

2.  10 MHz

3.  5 MHz

4.  4 MHz

4