Question

The high voltage level of a digital signal in positive logic is

a.

1

b.

0

c.

either 1 or 0

d.

-1

Answer: (a).1

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. The high voltage level of a digital signal in positive logic is

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. A 7477 decoder drives

Q. BCD numbers are useful whenever

Q. The decimal equivalent of ABC₁₆ is

Q. In parallel in-parallel out shift register all bits are loaded and read simultaneously.

Q. One XOR gate can work as

Q. A Charge Couple Device (CCD) is a

Q. In an R-S latch, race condition occurs when

Q. The logic operation that will selectively clear bits in register A in those positions where these are 1 's in the bits of register B is given by

Q. The 2's complement representation of the decimal number -4 is

Q. The following program starts at location 0100H

L X ISP, 00FF - the content if accumulator
LXIH, 0701 - when the program counter
MVI A, 20 H - reaches 0109 H is

S U BM

Q. In 8085 microprocessor, what is the length of PC (program counter)?

Q. In decimal system the base of radix is

Q. The subtraction of a binary number Y from another binary number X, done by adding the 2's complement of Y to X results in a binary number without overflow. This implies that the result is

Q. The decimal equivalent of the binary number 10110.0101011101 is

Q. In standard TTL the totem pole stage refers to

Q. In 8085 microprocessor the value of the most significant bit of the result following the execution of any arithmetic or Boolean instruction is stored in

Q. A two-input OR gate is designed for positive logic. However, it is operated with negative logic. The resulting logic operation will then be

Q. A clock signal driving a 6-bit ring counter has a frequency of 1 MHz. How long is each timing bit high?

Q. A twisted ring counter consisting of 4 FF will have

Q. Assertion (A): In a serial in-serial out shift register, access is available only to the left most or right most flip flops

Reason (R): If the output of a shift register is feedback to serial input it can be used as a ring counter.

Recommended Subjects

Are you eager to expand your knowledge beyond Electronics and Communication Engineering? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!