
Quiz on Microprocessors and Microcontrollers
Quiz
•
Science
•
Professional Development
•
Practice Problem
•
Hard
AAYUSH KUMAR SRIVASTAVA
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a feature of the 8085 microprocessor?
A. 8-bit data bus
B. 16-bit address bus
C. On-chip memory
D. 74 instructions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a microcontroller, the function of a watchdog timer is to:
A. Manage memory access
B. Monitor power supply
C. Reset the system in case of software malfunction
D. Control external devices
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The size of the program counter in the 8051 microcontroller is:
A. 8 bits
B. 12 bits
C. 16 bits
D. 32 bits
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the ALE (Address Latch Enable) signal in 8085?
A. Enables memory write
B. Latches the address from multiplexed bus
C. Controls I/O ports
D. Increments the program counter
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following instructions is used for software delay in microprocessor programming?
A. NOP
B. MOV
C. JMP
D. CALL
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The stack pointer in 8085 microprocessor is a:
A. 8-bit register
B. 16-bit register
C. 32-bit register
D. 64-bit register
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which memory is non-volatile and can be electrically erased and reprogrammed?
A. RAM
B. ROM
C. EEPROM
D. SRAM
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