6. Which of the following is an example of an input device commonly used in embedded systems?
A. Keyboard
B. Display
C. Speaker
D. Microphone
7. Which of the following is an example of an output device commonly used in embedded systems?
A. Keyboard
B. Display
C. Speaker
D. Microphone
8. Which of the following is an example of a sensor commonly used in embedded systems?
A. Camera
B. Keyboard
C. Speaker
D. Printer
9. Which of the following is an example of a communication protocol commonly used in embedded systems?
A. USB
B. HDMI
C. Ethernet
D. VGA
10. What is the purpose of firmware in embedded systems?
A. To provide hardware-specific device drivers
B. To provide a graphical user interface (GUI) for the user
C. To provide high-level programming language support
D. To provide low-level control of hardware components
