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ICT > Ict Revision > Flashcards

Ict Revision Flashcards

1
Q

What is computer hardware?

A

Computer hardware is the physical part of the computer you can touch

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2
Q

What does an input device do?

A

It puts information from the real life world into the computer system

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3
Q

What does an output device do?

A

It takes information from the computer system and outputs it to the real life world

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4
Q

Examples of input devices

A

Keyboard
Scanner
Bar code reader
Keypad
Computer mouse
Motion sensor
Microphone

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5
Q

Examples of output devices

A

Printer
Headphones
Projector

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6
Q

Example of storage devices

A

USB drive
Hard drive

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7
Q

What is computer software?

A

A set of computer programs and associated documentation and data

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8
Q

What does an Operating System do?

A

It manages all of software and hardware on the computer

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9
Q

What does Applications Software do?

A

It is to aid the user in doing a specified task

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10
Q

What does Utilities Software do?

A

It helps users configure, analyse, optimise and maintain a computer

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11
Q

Operating system examples

A

Android, macOS and Unix

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12
Q

Applications Software examples

A

PowerPoint, Excel and outlook

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13
Q

Utilities Software examples

A

Anti Virus, File management system and compression tools

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14
Q

What is the top row of a table used for?

A

The title

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15
Q

What is a formula

A

an expression telling the computer what mathematical operation to perform upon a specific value

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16
Q

Why are table designs used?

A

Displaying large amount of data in rows and columns
To store information neatly
Fast and efficient

17
Q

What does the “=“ symbol at the start of a formula or function do?

A

It lets the computer know that you want to write in a formula

18
Q

What is a function?

A

A function is a group of instructions, also known as a named procedure, used by programming languages to return a single result or a set of results

19
Q

What does the spreadsheet tool “sort” do?

A

It helps you organise data

20
Q

What does the spreadsheet tool “filter” do?

A

It lets you hide specific data into a range of cells that you select so that you can see what your spreadsheet looks like without this information

21
Q

What is a database?

A

A database is a organized collection of data stored electronically

22
Q

What is a field(Database)

A

It is a column

23
Q

What is a record(Database)

A

It is a row

24
Q

Where would you see electronic databases being used?

A

Hospitals
Schools
Offices

25
Q

What things can you do to protect your computer from a virus

A

Firewalls
Use anti virus software
Use a strong password

ICT (1 decks)

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