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a set of letters, numbers, or signs that are used instead of ordinary words to keep a message secret
a code
_____ is the act of entering, using or manipulating data with computers.
data processing
_____ is the act of changing data so that no one can read it until it is changed again.
encoding
_____ refers to the physical parts of a computer.
a hardware
_________ is the act or process of keeping information safe and preventing others from seeing it.
Information security
If a computer is ______, it is connected to the Internet.
online
______ is the act of checking products for problems.
Quality assurance
____ is a program or instruction that makes a computer perform a specific task.
Software
is the task of helping people use and understand technology.
Technical support
an advice service provided, usually over the phone, to help people who have problems using a computer:
technical support
the instructions that control what a computer does; computer programs
software
the things a company does to make sure that its products and services are as good as they should be
quality assurance
What is it?
a cell phone
A cell phone is a telephone that you take with you to make calls anywhere.
cell phone
a computer that fits on a desk but that is not easily moved from place to place:
dekstop computer
_______ is an electronic device that manipulates data
A computer
