S4_CPA_Flash_Card_Part_2

Front

File compression

Back

used to reduce file size.

Front

Many computers are affected by viruses.

State two effects of computer viruses.

Back

1. 1. Data loss or corruption – viruses can delete, modify, or damage files, making them unusable.

2. 2. Reduced computer performance – they can slow down processing speed by using up system resources.

Front

Give two measures to prevent computer viruses.

Back

1. 1. Install and regularly update antivirus software – to detect and block viruses before they cause harm.

2. 2. Avoid opening unknown email attachments or downloading files from untrusted sources – to reduce the risk of infection.

Front

Flip

Back

Reflect on object.

Front

Rotate

Back

Turn on object

Front

Duplicate

Back

Make a copy of an object.

Front

Union

Back

Make several objects into one object.

Front

Data is input into a spreadsheet and used for calculations.

Data can be validated on input.

State why needs to be validated when input.

Back

to ensure it is accurate, reasonable, and in the correct format so that the calculations in the spreadsheet give correct and reliable results

Front

Data is input into a spreadsheet and used for calculations.

Data can be validated on input.

Give an example of validation.

Back

Range check – ensuring that exam marks entered are between 0 and 100.

Front

State the feature in a spreadsheet that allows results in cells to be updated and displayed when the results in other cells are changed.

Back

It is cell references that can be relative or absolute.

When relative cell referencing is used in a formula, the cell references change when we copy the formula from one cell to another.

When absolute cell referencing is used in a formula, the cell references do not change when we copy the formula from one cell to another.