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Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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What is a Computer Virus? | A computer virus is a tiny program that can cause trouble.
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How does a computer virus spread? | It replicates and makes copies of it’s self.
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What are some symptoms of having a computer virus? | Program reacting slowly
Total system failure
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What is a worm? | A program that looks for security holes in a network.
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What is a network? | Groups of computers that are connected.
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What is a Trojan horse? | A destructive piece of software that is disguised as something good.
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Where do computer viruses and worms come from? | Destructive people with too much time on their hands make them.
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How can you protect your computer against viruses? | Never open the unknown Keep updated virus protection software on your machine
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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