Embedded Systems MCQs

What is an Embedded System?

• A type of microprocessor

• A system with hardware and software embedded together

• A general-purpose computer

• A standalone computer system

Which of the following is a characteristic of a microcontroller?

• Requires external RAM

• All components on a single chip

• High processing power

• 32/64-bit architecture

What does RTOS stand for?

• Real-Time Task Operating System

• Rapid Task Operating System

• Real-Time Operating System

• Read-Only Task Operating System

Which of the following is an example of a small-scale embedded system?

• Digital watches

• Desktop computers

• Smartphones

• Laptops

What is the primary function of the Control Unit (CU) in a processor?

• Execute instructions

• Store data

• Perform arithmetic operations

• Control the operations of the CPU

Which programming language is widely used for embedded system development?

• Java

• Python

• C

• SQL

What is the function of the Watchdog Timer in an embedded system?

• Manage power consumption

• Detect and recover from system failures

• Improve processing speed

• Control peripheral devices

Which memory type is non-volatile?

• RAM

• ROM

• Cache

• Register

What is the main advantage of using an RTOS?

• Better power consumption

• Reduced memory usage

• Deterministic behavior

• Slower execution

Which bus is responsible for transferring data in an embedded system?

• Control Bus

• Address Bus

• Data Bus

• Power Bus