Questions

Mutex is a program object that allows multiple program threads to share the same resource, such as file access, but not simultaneously. When a program is started a mutex is created woth a unique name. After this stage, any thread that needs the resource must lock the mutex from other threads while it is using the resource. the mutex is set to unlock when the data is no longer needed or the routine is finished.

Micro processor is a program-controlled device, which fetches the instruction from memory, decodes and executes the instructions. Most Micro Processor are single-chip devices.

Sania Mirza and Cara Black

The system board is also known as the Mother board, Main circuit board, Baseboard or logic board.

A constellation is a group of stars that forms an imaginary outline or pattern on the celestial sphere, typically representing an animal, mythological person or creature, a god, or an inanimate object. Stars may or may not be equidistant from the earth.