IT Revision

A self-driving car would rely on which input device for it’s safe, autonomous driving?

• Touchscreen.

• Headphones.

• Sensors.

• VDU.

Of the storage medium below, which has the ability to back-up the largest volume of data?

• DDR4

• Memory Stick.

• Cloud Storage.

• Compact disks.

Mr. Parker uses Google Classroom for online classes with his students. What input device captures his speech to his students?

• Keyboard.

• Mouse.

• Speaker.

• Microphone.

Mr. Parker’s students are able to see and hear his presentation during online classes. What output devices are used so they can do this?

• Keyboard and mouse.

• Mouse and touchpad.

• VDU and speakers.

• Microphone and headset.

The C.P.U. is made up of which two components:

• RAM and ROM.

• PROM and EPROM.

• Primary and Secondary storage.

• A.L.U. and Control unit.

In modern computers, the C.P.U. speed is measured in:

• Kilohertz.

• Megahertz.

• Gigahertz.

• Terahertz.

‘Booting up’ is a process that refers to:

• The transmission of data.

• The startup process of the computer.

• The shutdown process of the computer.

• When a computer is put in sleep mode.

PROM is an abbreviation for:

• Programmable read only memory.

• Portable read only memory.

• Printable read only memory.

• Electronic Programmable read only memory.

Space exploration and Weather Forecasting would rely on which of the following type of computer to undertake it’s processing?

• A laptop.

• A mainframe.

• A supercomputer.

• A desktop.

Which secondary storage device/ media below is obsolete nowadays?

• Hard disk.

• Floppy disk

• RAID.

• Magnetic tape.