Architecture of Embedded System

Question 1

What is the primary function of a timer/counter device in an embedded system?

Accepted Answer

To generate interrupts at regular intervals.

Question 2

What is the purpose of a watchdog timer in an embedded system?

Accepted Answer

To detect and recover from software malfunctions.

Question 3

Identify the type of memory that is typically used for storing program instructions in an embedded system.

Accepted Answer

ROM

Question 4

What is the primary function of a Memory Management Unit (MMU) in an embedded system?

Accepted Answer

Translating logical addresses into physical addresses

Question 5

Which of the following is NOT a typical component of an embedded system architecture?

Accepted Answer

Network interface card

Question 6

Which of the following techniques is NOT typically used for hardware debugging in an embedded system?

Accepted Answer

Analyzing the system's power consumption

Question 7

What is the main purpose of a Direct Memory Access (DMA) controller in an embedded system?

Accepted Answer

To transfer data directly peripherals and memory, bypassing the CPU.

Question 8

Which of the following is a benefit of using a real-time operating system (RTOS) in an embedded system?

Accepted Answer

Enhanced performance and predictability

Question 9

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

Accepted Answer

General-purpose computing

Question 10

Which of the following factors is NOT typically considered when selecting an embedded processor?

Accepted Answer

Operating system compatibility

Questions 10