The missing word is scope. Wherever a variable is declared, is its scope. A variable can be manipulated or called on only in its scope.
Explanation & answer:
Four pair UTP (unshielded twisted pair) cables are common cables with RJ45 connectors. Most RJ45 connectors have a snap to lock the male connector in place.
ST and SC connectors are for fibre-optics.
Answer:
Digital divide is the gulf between those who have ready access to computers and the internet and those who do not
Answer:
Central Processing Unit
Explanation:
Principle part of any digital computer system