Operating_Systems_Software_Development_Flashcards

Question 1

What are the main roles of an operating system?

Answer 1

Memory management, processor scheduling, input/output control, file management, user interface, and security.

Question 2

What is an embedded operating system?

Answer 2

An OS designed for specific hardware to perform dedicated tasks, typically with limited functionality and real-time response.

Question 3

How does an embedded OS differ from a general-purpose OS?

Answer 3

An embedded OS is specialised and limited to specific tasks; a general-purpose OS supports multitasking and a wide range of applications.

Question 4

What is Rapid Application Development (RAD)?

Answer 4

A development methodology that uses prototypes, user feedback, and incremental delivery to build software quickly.

Question 5

When is RAD the best development method to use?

Answer 5

When requirements are unclear or likely to change, and frequent user feedback is needed.

Question 6

How does RAD compare to Extreme Programming (XP)?

Answer 6

RAD focuses on speed and user feedback; XP focuses on code quality, testing, and teamwork.