Test: Digital Electronics - 8 - Electronics and Communication Engineering (ECE) MCQ
25 Questions MCQ Test - Test: Digital Electronics - 8
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
The decimal equivalent of the binary number 10110.0101011101 is
| 1 Crore+ students have signed up on EduRev. Have you? Download the App |
The initial contents of the 4 bit serial in parallel out right shift, shift register shown in figure is 0110. After three clock pulses are applied, the contents of the shift register will be
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
Which of the following correctly declares a pointer to an array of intergers in C?
With 2's complement representation, the range of values that can be represented on the data bus of an 8 bit microprocessor is given by
In a modem digital computer, a subtractor in normally not used because
In which one of the following types of analog to digital convertors the conversion time is practically independent of the amplitude of the analog signal?
In 8085 microprocessor, which of the following is not vectored interrupt?
A clock signal driving a 6-bit ring counter has a frequency of 1 MHz. How long is each timing bit high?
A two-input OR gate is designed for positive logic. However, it is operated with negative logic. The resulting logic operation will then be
A twisted ring counter consisting of 4 FF will have
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.
2's complement representation of a 16 bit number (one sign bit and 15 magnitude bits) is FFFF. Its magnitude in decimal representation is
The method used to transfer data from I/O units to memory by suspending the memory-CPU data transfer for one memory cycle is called
For K map of the given figure the simplified Boolean expression is
Choose the appropriate turn on and turn off time of a FET
Consider the following statements
- ECL has least propagation delay
- TTL has largest fan out
- CMOS has highest noise margin
- TTL has lowest power dissipation
Top Courses for Electronics and Communication Engineering (ECE)
Important Questions for Digital Electronics - 8
Digital Electronics - 8 MCQs with Answers
Online Tests for Digital Electronics - 8
|
© EduRev
|
Education Revolution
|
Follow Us
|
