How many of microcontrollers are there based on instruction set?

How many 16-bit registers are present in the 8051 microcontroller?

What is the default value of the stack pointer in the 8051 microcontroller?

Which of the following bits are used for setting the data frame size?

The total space for the data memory available in the AVR-based microcontroller is?

Which of the following pins of a microcontroller are directly connected with 8255?

The accumulator in an 8051 microcontroller is a _________________

Which of the following architecture is followed by general-purpose microprocessors?

The clock frequency of the 8085 microprocessor is 5Mhz.if the time required to execute an instruction is 1.4mus, then the number of T states needed for executing instruction is________.

A) 1

B) 6

C)7

D)4

The type of microcontroller is designed in such a way that they don't have a program memory on the chip is called as _____________