PIC Microcontroller and Arduino - SW1

Question 1

What is the purpose of using the start-up timers in an oscillator circuit of PIC?

a. For detecting the rise in VDD
b. For enabling or disabling the power-up timers
c. For generating the fixed delay of 72ms on power-up timers
d. For ensuring the inception and stabilization of an oscillator in a proper manner

Answer 1

D. For ensuring the inception and stabilization of an oscillator in a proper manner

Question 2

Abbreviate CISC and RISC

Answer 2

Complex Instruction Set Computer

Reduced Instruction Set Computer

Question 3

How many RPO status bits are required for the selection of two register banks

Answer 3

1

Question 4

If we say microcontroller is 8-bit then here 8- bit denotes size of

Answer 4

ALU

Question 5

The RPO status register bit has the potential to determine the effectiveness address of —

Answer 5

Direct Addressing Mode

Question 6

which among the below stated reasons is/are responsible for the selection of PIC implementation/design on the basis of Harvard architecture instead of Von-Newman architecture?

a. Instruction fetching becomes possible over a single instruction cycle
b, All of the above
c. Improvement in bandwidth
d. Independent bus access provision to data memory even while accessing the program memory

Answer 6

b. All of the above

Question 7

What is the file extension that is loaded in a microcontroller for executing any instruction?

Answer 7

.hex

Question 8

Why microcontrollers are not called general purpose computers

Answer 8

because they design to perform dedicated task

Question 9

What is the most appropriate criterion for choosing the right microcontroller of our choice?

a. availability
b. ease with the product
c. speed
d. all of the mentioned

Answer 9

d. all of the mentioned

Question 10

What is the order decided by a processor or the CPU of a controller to execute an instruction

Answer 10

Fetch
Decode
Execute