List of top Electronics and Communication Engineering Questions asked in AP ECET ECE

Bluetooth is an example of
Which of the following is operating system?
MAC Address is the example of
How many bits are there in the Ethernet address?
Which of the following memory units needs periodic refreshing?
A memory map to lowest address of 8k by 8 RAM is 1000H. What is highest address?
What does Router do in a network?
What is a Firewall in Computer Network?
How many layers does OSI Reference Model have?
How are the bits of the register PSW affected if we select Bank-2 of 8051?
How many bytes of bit addressable memory is present in 8051 microcontroller?
On power up, the 8051 uses which RAM locations for register R0–R7?
Which instruction of the following makes the execution back to the invoking program?
The instructions that involve various string manipulation operations are
A microcontroller differs from a microprocessor in that it has
One megabyte is equivalent to
The program counter in a computer is a special purpose register which contains
8051 series has how many 16-bit registers?
What is the state of carry, auxiliary carry and parity flags after execution of following instructions: MOV A, #3F
ADD A, #BE
Which of the following methods is used for CPU to perform I/O operation?
Which element of JK flip-flop operates in toggle mode when clock pulse is applied?
Minimum number of comparators needed to handle a 64 channel A/D converter is
The figure of merit of a logic family is given by
For emitter coupled logic the switching speed is very high because
The main advantage of CMOS over TTL circuit is its