Chap 1 Essential Terms

Question 1

accurate

Answer 1

correct in all details and free from errors

Question 2

backup

Answer 2

the process of copying files from an information system to some type of storage device to guard against possible data loss

Question 3

bias

Answer 3

prejudicial or unreasoned judgement

Question 4

Boolean data type

Answer 4

a logical data type; Boolean data can hold one of only two possible values, usually true or false

Question 5

character data type

Answer 5

a data type representing a single letter, number, symbol, punctuation mark or space

Question 6

closed (-ended) questions

Answer 6

queries that are restricted in the range of options provided so that only specific answers are elicited

Question 7

data

Answer 7

unprocessed, unorganized and distinct facts or ideas; in addition to text and numbers, data also includes sounds, images and video

Question 8

data integrity

Answer 8

the quality of the data

Question 9

data types

Answer 9

different forms that variables and data may take, that determine the data a variable may contain, and how the data or variable may be manipulated

Question 10

decrypt

Answer 10

to translate encrypted data back to ordinary text so that it can be read by anyone