10979

Which of the following web sites is safe?

11021

When does a recipient receive the messages sent to him/her through an Instant messaging application (IM)?

11022

To communicate through an Instant Messaging application both the sender and the recipient should…

11023

Which of the following are Instant Messaging applications?

11024

What’s the name of the applications allowing us to communicate in real time?

11025

What’s the name of telephony through the Internet?

11026

We can talk to our friends free of charge, if we use a Voice over IP application.

11027

Can we call mobile phones using a Voice over IP application?

11805

Which of the following describes best the meaning of hyperlink?

11807

______ refers to ______ data in order to prevent unauthorized access to them.

11808

What are the dangers of using the Internet?

11809

What should we do to safely connect to a Network?

11810

What are the dangers of Internet activities?

11811

If one of our contacts is on line, we may be informed about it through…

11812

When may our computer be infected by a virus?

11814

Which of the following is used to display frequently renewable publications like news or podcast files?

11815

When we intend to download some software from the Internet, we must be sure it comes from a trustworthy source. Which of the following tools ensures it?

11816

If we want to protect our network from outside threats which of the following tools should we use?

11818

Which of the following is an online virtual community?

11820

What is a worldwide collection of computer networks which are accessible by the public?

11821

If a company or an organization wishes to connect to the Internet, which of the following should it use?

11822

Which of the following applications are web browsers?

11823

Which of the following icons must be used for a safe Internet connection?

11824

Which of the following assists to a computer protection from threats?

11825

Choose two parental controls which can be applied to a computer used by a child.

11826

Which of the following should we use to have a voice communication through the Internet?

11827

What does somebody do by sending a spoofed email or displaying popup windows during navigation on the Internet in order to extract personal and financial information from unsuspecting victims?

11829

Which of the following is a universal network containing many computer networks?

11830

What is the difference between the Internet and the World Wide Web?

11831

What is a web browser? What is it used for?

11832

How is the web cache memory related to a web browser?

11833

What should we pay attention to when we use the Internet, so as to avoid our computer being infected by a virus?

11834

Which of the following actions may allow a virus infect our computer?

11835

A protected web site…

11836

When is our computer likely to be infected by a virus?

11837

Which of the following tools does a web browser use to verify web pages originality? It is the same tool that helps communicating safely when navigating on the Internet.

11838

Why do we use a firewall for?

11839

What is the Internet?