Answer:
Examples are Ctrl, Alt, Fn, Alt Gr, Shift, Caps Lock, Tab, Scroll Lock, Num lock, Esc, Windows Key, Backspace, Enter...
Explanation:
Concatenation allows you to add multiple strings together to form one long string by using the '+' operator between each string, so the purpose of concatenation is "<em>to combine two or more strings into one big string</em>" (third option).
Hope this helps :)
B.) The addition of slide transitions
Gigahertz is the correct answer I believe.
My processor is a i5-6600k with 3.5ghz so assuming GHz is the speed I believe it would be gigahertz
A: Symmetric encryption uses a single key that should be kept secret. The same key is used for both encryption and decryption of data.