Miscellaneous Flashcards
1
Q
What is the purpose of a file extension?
A
It determines how data is organised within a file. Certain programs are able to interpret certain file types.
2
Q
Define protocol
A
A set of rules for data transmission / communication between devices on a network
3
Q
Define layer, in regards to protocols
A
A division of network functionality
4
Q
Define off-the-shelf software
A
Software that is commercially available to anyone.
5
Q
Define custom software
A
Software created especially for a user
6
Q
Define the term ‘array’
A
A data structure/collection of several variables under one name. Each individual variable is given an index by which it is referred within the array .
