Question

please answer it..
don't send unusefull answer...
it will be reported...​

Answer 1

Answer:

Following are some of important functions of an operating System.

Memory Management.

Processor Management.

Device Management.

File Management.

Security.

Control over system performance.

Job accounting.

Error detecting aids.

Answer 2

Answer:

2. GUI stands for graphical user interface. It is a user interface which user interact with applications by making use of graphics. ... CUI stands for character user interface. In CUI user has to interact with the applications by making use of commands.

My phone have Qualcomm GUI which is very powerful it can process up to 4000 mh per seconds

SORRY but rest i don't know but as much as I know i answered