Computer 4

What are these that are embedded in websites that collect information about your browsing preferences, the websites you visit, and even personal details.

• Virus

• Worms

• Cookies

It can find information about any person, as long as that information is available on the Internet.

• Search engines

• Computer security

• Physical security

These are small programs that repeatedly copy themselves from one computer to another?

• Virus

• Worms

• Trojans

This is a barrier that denies any undesirable network traffic or connection in a computer system.

• Antivirus

• Firewall

• Encryption

This blocks and detects viruses. It quarantines or isolates files already infected with virus to protect the computer or network.

• Antivirus

• Encryption

• Physical Security

It attaches itself to another program.

• Virus

• Worm

• Trojan

It is an instruction written in language that a computer understands.

• Machine language

• Computer program

• Algorithm

What is a flowchart?

• Step-by-step procedure

• language understood by the CPU

• graphical representation of a program

These are the shapes of flowchart, EXCEPT:

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It is a shape in flowchart the indicates that a decision should be made.

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