1. Is ROM is used for storing data storage?
Correct Answer is : FALSE
2. What do you mean by micro in microcontroller?
Correct Answer is : Distance between 2 transistors
3. What is the bit size of the 8051 microcontroller?
Correct Answer is : 8-bit
4. Name the architecture and the instruction set for microcontroller?
Correct Answer is : Harvard Architecture with CISC Instruction Set
5. Number of I/O ports in the 8051 microcontroller?
Correct Answer is : 4 ports
6. A microcontroller at-least should consist of:
Correct Answer is : CPU, RAM, ROM, I/O devices, serial and parallel ports and timers
7. Unlike microprocessors, microcontrollers make use of batteries because they have:
Correct Answer is : low power consumption
8. What is the order decided by a processor or the CPU of a controller to execute an instruction?
Correct Answer is : fetch,decode,execute
9. How are microcontrollers classified on the basis of internal bus width?
Correct Answer is : 4,8,16,32 bits
10. How are the performance and the computer capability affected by increasing its internal bus width?
Correct Answer is : it increases and turns better