Microcontroller Quiz

What is the primary function of a microcontroller?

• To perform complex calculations

• To execute a single system-specific task

• To manage multiple operating systems

• To serve as a general-purpose computer

Which of the following is NOT a characteristic of an embedded system?

• Requires real-time performance

• High availability and reliability

• Supports multiple operating systems

• Designed for one specific task

What type of memory is used for temporary data storage in a microcontroller?

• EEPROM

• RAM

• Flash

• ROM

Which of the following is a key difference between a microprocessor and a microcontroller?

• Microprocessors are used in washing machines

• Microprocessors have built-in I/O ports

• Microcontrollers are designed for embedded systems

• Microcontrollers are more expensive

What is the purpose of the A-D converter in an embedded system?

• To process data from sensors

• To store data in memory

• To convert digital signals to analog

• To convert analog signals to digital

Which mode allows a microcontroller to conserve power while maintaining some functionality?

• Idle/Sleep mode

• Normal operating mode

• Cold reset mode

• Warm reset mode

What is a common application of microcontrollers in industry?

• Washing machines

• Personal computers

• Mainframe computers

• Supercomputers

What is the main advantage of using a microcontroller in a compact system?

• More external components

• Lower power consumption

• Increased cost

• Higher processing speed

Which of the following is a criterion for choosing a microcontroller?

• The number of I/O pins

• The size of the packaging

• The brand of the manufacturer

• The color of the chip

What does the term 'embedded system' refer to?

• A system that can run multiple applications

• A combination of software and hardware for specific functions

• A type of operating system

• A standalone computer system