Exam 24: The Internet

Telnet has been all but replaced by __________ because of its lack of security.

Windows XP and Vista offer an alternative to VNC called ____________________.

What protocol uses SSH for the secure transfer of files?

What is a default gateway?

____________________ provides control over a remote server with the fully graphical interface.

Satellite connections to the Internet get the data beamed to a(n)____________________ on a house or an office.

Which high-speed Internet technology uses line-of-sight?

What is Point-to-Point Protocol (PPP)?

What is the Internet?

Describe cellular data services.

TCP/IP provides the basic ____________________ structure for communication on the Internet.

By not allowing internal private IP addresses to be visible on the Internet,____________________ acts as a firewall,protecting your internal network from probing or malicious users from the outside.

What is QoS?

The server that handles outgoing e-mail is called the ____________________ server.

What is a VPN?

If you have only local connectivity and can't reach the Internet,what could be the problem?

What is the amount of time a packet takes to get to its destination called?

Telephone wires transfer data via analog signals that continuously change ____________________ on a wire.

Individual serial bits of data are converted into 8-bit parallel data through the ____________________ chip.

What is a modem?