Chapter 7 Input Validation

Question 1

GIGO stands for

a. great input, great output
b. garbage in, garbage out
c. Gigahertz output
d. GIGabyte Operation

Answer 1

garbage in garbage out

Question 2

The integrity of a program’s output is only as good as the integrity of the programs

a. compiler
b. programming language
c. input
d. debugger

Answer 2

input

Question 3

The input operation that appears just before a validation loop is known as the

a. prevalidation read
b. primordial read
c. initialization read
d. priming read

Answer 3

priming read

Question 4

Validation loops are also know as

a. error traps
b. doomsday loops
c. error avoidance loops
d. defensive programming loops

Answer 4

error traps

Question 5

The tem “empty input” describes what happens when

a. the user presses the space bar and then the enter key
b. an input operation attempts to read data, but there is no data to read
c. the user enters 0 when 0 is an invalid value
d. the user enters any invalid data as input

Answer 5

an input operation attempts to read data, but there is no data to read