Exam 5: Local Area Networks

Most wireless networks transport data using ____________________ signals.

Wireless signal range can be limited by ____.

MAC addresses are used for some low-level network functions and can also be employed to establish network security.

Before using your network,you should adjust the configuration settings of the ____ to make sure your network is secure.

____________________ resources like hardware,software,and data are made available for authorized network users to access.

The telephone system uses a technology called ____,which establishes a dedicated,private link between telephones for the duration of a call.

The most popular wireless LAN technology is ____.

Bluetooth is often used to connect workstations to a LAN.

A communications ____________________,or link,is a physical path or a frequency used for signal transmission.

To see the hardware listings in order to determine if your Windows computer has Wi-Fi capability,use the Start menu to access ____ and look for a wireless or WLAN adapter.

You have just secured a new job with a new firm that is very security conscious. You've been instructed to learn as much as possible about encryption to ensure the confidentiality of customer transactions as well as electronic communications about new research and development projects. -After researching this topic,you find that encryption can be used in all of the following ways EXCEPT ____.

For a typical home network,all that's needed in terms of network equipment is a wireless ____________________ that includes an Ethernet switch and Internet gateway.

A WAN provides connectivity within a limited geographical area,often within a single building.

If you are using a file server without its own keyboard or monitor,server configuration software is accessible using a(n)browser._________________________

Microwaves cannot be aimed in a single direction and have less carrying capacity than radio waves.

Most routers supply a WAN port designed for an Internet connection.

-The wave on the bottom in the accompanying figure depicts a digital signal.

With PGP,to whom do you send the private key?

If you connect to a network and do not get a list of other devices,check your computer's network ____ setting.

Which of the following,if networked,can be accessed by an authorized LAN user?