iGCSE ICT review

Mary has a new dishwasher the dishwasher has an in-built device that control the water level. This type of device is known as:

• a console

• an embedded computer

• a laptop

• a super computer

The device used to detect that a printer is out of paper is a:

• sensor

• monitor

• plotter

• scanner

What is the purpose of the defragmentation software?

• to scan for viruses

• to speed up the system

• to backup files

• to erase all data on a disk

Which one of these communication methods is wired?

• ethernet

• wifi

• Bluetooth

• 4G

Which one of these communication methods has the longest range?

• infrared

• wifi

• Bluetooth

• 4G

which one of these measure the quality of a screen display?

• Window size

• resolution

• contrast

• icon size

How do we call the process of connecting a device to another device that provides it with internet connection?

• streaming

• tethering

• buffering

• sharing

Encryption is ...

• making sure no unauthorised user can intercept data

• scanning for malware

• blocking a threat from entering a network

• the process of scrambling data to make it unreadable

Which one of these is an example of magnetic storage device?

• hard disk drive

• usb flash drive

• cd

• DVD

The type of software that monitors activity on a computer without the user's permission is called

• phishing

• worm

• shareware

• spyware