Grade 9 review

A ----------------is an output device that produces texts and graphics on paper.

• Input device

• Printer

• Output device

------------------ is a set of instructions that a computer executes to perform a specific task

• Software

• Hardware

• Computer

------------------ is the practice of keeping the data protected from corruption and unauthorized access

• Computer network

• Data security

• Hackers

It is a software that is available for use at no cost.

• Payware

• Freeware

• Shareware

It is any kind of unwanted software that is installed in your system without your permission

• Freeware

• Malware

• Shareware