Computer and Web Technologies

Which one of the following is a valid email address?

• [e-mail]

• gmail.com

• tpoint@.com

• javatpoint@books

Answer explanation

A proper email address is a combination of the email prefix and email domain, both in appropriate formats. The domain appears to the right side of the @ symbol and the prefix appears to the left side of the @ symbol.

For example, in this email address [e-mail], "javat" is the prefix, and "point.com" is the domain.

The term WAN stands for?

• Wide Area Net

• Wide Access Network

• Wide Area Network

• Wide Access Net

The term LAN stands for?

• Local Area Net

• Local Array Network

• Local Aera Network

• Local Array Net

A group of two or more computers linked together so that they can share resources (hardware, software and data) and can communicate with one another.

• Internet

• System

• Network

• Technology

This network connects computers within close proximity, like within the same building or very close by.

• MAN

• WAN

• LAN

• DAN

The internet is the largest metropolitan area network.

TRUE/FALSE

• True

• False

Mobile networks enable communication through microwave signals.

TRUE/FALSE

• TRUE

• FALSE

Which generation of mobile networks uses analogue signals and could only make phone calls that were often of terrible quality.

• 1st

• 2nd

• 3rd

• 4th

In which generation of mobile networks was SIM technology created?

• 1st

• 2nd

• 3rd

• 4th

Which mobile network generation provided speeds up to 100mbps?

• 1st

• 2nd

• 3rd

• 4th