Showing posts with label Computer. Show all posts
Showing posts with label Computer. Show all posts
Computer Notes- Storage
Introduction -Storage is a media and methods, which is used to keep information available for later use.
COMPUTER STORAGE IS OF TWO TYPES
Primary Storage
Secondary Storage
PRIMARY STORAGE
It is the main memory of computer.
It keeps track of current processing
It is volatile, i.e., turning the power off erases all of the data.
For main memory, computers use RAM or Random Access Memory.
These memory chips are the fastest, but most expensive type of storage.
Main Memory = Primary Storage
Computer Notes-General Keyboard shortcut Keys
List of general keyboard shortcuts
Ctrl+C -Copy
Ctrl+x -Cut
Ctrl+V-Paste
Ctrl+z- Undo
Delete-Delete
Ctrl+C -Copy
Ctrl+x -Cut
Ctrl+V-Paste
Ctrl+z- Undo
Delete-Delete
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