Answer:
There could be an issue with your SIM card, or the problem could be on your carrier's end. Possible causes of the 'not registered on network' error include:
Your phone's firmware or operating system is out of date.
The SIM card is disconnected or damaged.
Your carrier is not selected in your phone's settings.
Your carrier is experiencing an outage.
Explanation:
Answer:
D) extents
Explanation:
Disks fragmentations in computer science refers to the cases of a file system laying out its contents in a non-continuous manner thus preventing an in-place alteration of the contents (that is the contents of the file are scattered in fragments across different location on the disk). Disk fragmentation is mostly associated with aging. To mitigate against this, modern implementation of file systems try to preallocate longer chunks of disk space, this is called extents, in this way fragmentation is avoided since a contiguous size of disk space is preallocated to the files and its contents stay together.
No its measured in Hertz Hz
Answer:
its A. the answer to your question is preserved. :)