Exam 3: Hardware, Software, and Networks
Which of the following is an application layer protocol?
B
Explain the functions of client and server computers and describe how the hardware requirements vary between them.
Users employ client computers for deskwork like word processing and spreadsheet analysis.You are also using a client computer when you install a game or an application on your iPad.Client computers also have software that enables them to connect to a network.It could be a private network at their company or school, or it could be the Internet, which is a public network.
Servers, as their name implies, provide some service.Some servers process e-mail; others process Web sites; others process large, shared databases; some process multiuser games; and some process iPad or other device applications.A server is just a computer, but server computers must be fast, and they usually have multiple CPUs.They need lots of main memory, and they require very large disks-often a terabyte or more.Because servers are almost always accessed from another computer via a network, they have limited video displays, or even no display at all.For the same reason, many have no keyboard.
The layered protocol used in the Internet is ________.
A
When you are using a browser like Google Chrome, you are using a program that implements the FTP protocol.
A program that controls the client computer's resources is called a ________.
If a connection carries a lot of traffic, it is advised to replace the UTP cable with optical fiber cables.
To ensure acceptable performance, commercial Web sites usually are supported by Web server computers in a facility called a Web farm.
HTML is a markup language that fixes several XML deficiencies and is commonly used for program-to-program interaction over the Web.
Explain the differences between horizontal-market, vertical-market, and one-of-a-kind application programs.
Most LAN connections are made using unshielded twisted pair (UTP)cable.
Which of the following refers to a communication line that offers equal upload and download speeds?
Which of the following refers to a communication line that has different upload and download speeds?
Narrowband lines typically have transmission speeds in excess of 56 kbps, while broadband lines have speeds less than 256 kbps.
A(n)________ is a special-purpose computer that receives and transmits wired traffic on the LAN.
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