Chapter 3 Flashcards
(34 cards)
Saving information for possible reuse is called
Caching
If the Internet consisted of four computers, there would be six possible connections. If it consisted of five computers, there would be ten possible connections. How many connections are possible with ten computers?
45
What is the potential number of IPv4 addresses available?
4,294,967,296
Root name servers
maintain the relationship between IP addresses and symbolic computer names
This type of communication results in the sending and receiving of information at different times.
Asynchronous
The Internet is fast enough to mimic_____ communication.
Synchronous
The Internet and the World Wide Web are different names for the same thing.
False
What can folders contain?
Both files and folders
All IP addresses of authoritative name servers for TLDs are maintained and managed by 13 ____ servers.
Root name
A communication that goes out to many people within a specific target audience is called a(n)
Multicast
A hierarchy of related computers on a network is called a(n)
Domain
Computers on an Ethernet network “tap” into a cable called the
Channel
____ is the main technology for local area networks.
Etherant
Local networks that support communications wholly within an organization are called
Intranets
Special computers that send files to web browsers elsewhere on the Internet are known as
Web Servers
In a web address, the http:// is the
Protocall
Files are often sent over the Internet via a process known by the acronym
FTP
The source file for a web page contains the ____ of the page, not the actual image of the pag
Description
In the client/server structure, the customer’s computer is the ____ and the business’s computer is the_____.
Client and server
When we get files from a server we are ____ them. When we put files on a server we are _____ them.
Downloading and Uploading
Instead of typing in the IP address, we use symbolic names, which are also called
Domain names
In URLs,____ are not case sensitive, but ____ may be case sensitive.
Domain names and path names
When moving inside of a directory hierarchy, moving up is the same as moving _____, and moving down is the same as moving ______.
Higher and Lower
Label the following with an S to indicate synchronous communication or an A to indicate asynchronous communication.
Movie: A
Chat Session: A
Email: A
Video conferencing: S
Web page: A
Book: A
Concert: S
Text messaging: A
Blog: A