Microcontroller Quiz

What is a microcontroller?

• A large computer with multiple chips

• A small computer on a single chip

• A type of memory storage unit

• A device used for gaming purposes

Which family of AVR microcontrollers is suitable for complex applications requiring large program memory and high speed?

• XmegaAVR

• Classic Family

• MegaAVR

• TinyAVR

What is the main feature of AVR microcontrollers related to Flash program memory?

• Limited storage capacity

• Can be repeatedly written and erased

• Slow writing speed

• Non-reusable memory

Which architecture does AVR microcontrollers follow?

• CISC

• RISC

• Harvard

• Von Neumann

What is the purpose of EEPROM in AVR microcontrollers?

• To store critical data that does not change often

• To execute mathematical calculations

• To provide temporary data storage

• To store program code

Which microcontroller series family includes ATmega8, ATmega16, and ATmega32?

• Mega Family

• Tiny Family

• Classic Family

• Special Purpose Family

What is the main function of the Program Counter (PC) in AVR microcontrollers?

• Decodes instructions fetched from memory

• Keeps track of the memory address of the next instruction

• Executes mathematical calculations

• Stores program code

What is the purpose of the UART peripheral in Arduino boards?

• Analog to digital conversion

• PWM generation

• Clock signal generation

• Serial data transfer

Which component is responsible for executing mathematical calculations and logical operations in AVR microcontrollers?

• Program Counter (PC)

• Instruction Register (IR)

• General Purpose Registers

• Arithmetic Logic Unit (ALU)

What is the role of the Instruction Register (IR) in AVR microcontrollers?

• Decodes instructions fetched from memory

• Stores the memory address of the next instruction

• Executes mathematical calculations

• Stores program code