What is the name of the software layer in Android that provides standard interfaces to expose device hardware capabilities to the higher-level Java API framework? MCQ with Answer and Explanation
What is the name of the software layer in Android that provides standard interfaces to expose device hardware capabilities to the higher-level Java API framework?
A. Linux Kernel
B. Native C/C++ Libraries
C. Android Runtime (ART)
D. Hardware Abstraction Layer (HAL)
Answer: Option D
Solution (By JKSSB Mock Tests)
The Hardware Abstraction Layer (HAL) defines a standard interface for hardware vendors to implement, enabling higher-level Android framework APIs to interact with hardware.
Explanation:
Multithreading splits an application into distinct execution pathways, enabling a background thread to wait for slow inputs while a foreground thread handles user interaction.
Explanation:
The bootloader is a small program stored in non-volatile memory or boot sectors that locates, initializes, and loads the OS kernel into RAM.
Explanation:
System UI is a core component that renders the status bar, navigation keys, and notifications, and handles system-level user interactions.
No comments yet. Be the first to start the discussion!