Unit 3; Computer Viruses
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? | Tiny program that finds a way to your computer
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| How does a computer virus spread? | It replicates itself
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| What are some symptoms of having a computer virus? | Your computer reacts slowly or results in system failure
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| What is a worm? | Program that looks for security holes
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| what is a network? | Groups of computers that are connected
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| What is a trojan horse? | destructive piece of software that appears good.
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| Where do they come from? | Destructive people who have too much time on their hands.
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| How can you protect your computer from viruses? | Don't open emails from unknown people or accept unknown things
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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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