THE MAGAZINE FOR COMPUTER APPLICATIONS
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WHAT'S YOUR ENGINEERING QUOTIENT?

Problem 1—What is resistance as seen between terminals A and B in the following infinite network?

ANSWER

Problem 2—What is the output of the following circuit, assuming that all the flip-flops are reset at power-on. What is this circuit popularly known as?

ANSWER

Problem 3—What is the use of an instruction queue?

ANSWER

Problem 4—Design a circuit using a 2:1 multiplexer to realize the XOR function, F = A XOR B. You may assume the complements of A and B are also available.

ANSWER

Problem 5—Determine the slew rate of the opamp required for a sinusoidal output voltage of 5V peak amplitude and 10kHz frequency.

ANSWER

Problem 6—What are the uses of memory segmentation in the 8086 processor?

ANSWER

Problem 7—Write C code to swap two variables without using a third variable.

ANSWER

Problem 8—What is the function of the following circuit?

ANSWER

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