Digital Information Technology

What is Internet Protocol (IP)?

• The protocol by which data is turned into blocks of data known as packets

• The protocol by which data is sent from one computer to another on the Internet

• The protocol by which analog data is turned into digital data

• The protocol by which digital data is turned into analog data

Which of the following wireless mode types uses a centralized access point known as a wireless access point (AP)?

• Infrastructure

• LAN

• Ad-hoc

• Cable modem

Question 3 :

Direct Internet connections:

• require activation for each usage period.

• use temporary network connections to provide Internet access.

• provide continuous access to the Internet through permanent network connections.

• require digital terminal adapters to transfer data over digital phone lines

What type of server are you accessing when you download software programs and documents from Websites?

• A Hypertext Transfer Protocol (HTTP) server

• A Post Office Protocol (POP) server

• A Simple Mail Transfer Protocol (SMTP) server

• A File Transfer Protocol (FTP) server

How many bits does the Internet Protocol version 6 (IPv6) address format use?

• 64

• 256

• 128

• 32

Why might a Webpage appear differently in different browsers?

• Each browser uses different protocols to access the Webpage.

• Each browser utilizes network bandwidth differently.

• Each browser interprets HTML somewhat differently.

• Each browser may interpret the Webpage differently based on the page's W3C-compliance.

In an IP address such as 192.241.187.8, the last number in the address (on the far right) identifies:

• the gateway to which a computer is connected.

• the router to which a computer is connected.

• the largest network to which a computer is connected.

• a specific computer.

What is the name of the problem-solving model in which a task that cannot be performed by one person is outsourced to a large group or community in order to obtain and analyze large amounts of data?

• On-demand computing

• Software as a Service (SaaS)

• Cloud computing

• Crowdsourcing

Which server type provides text output that users can access at their convenience and also allows multi-person input?

• Web server

• Email server

• News server

• Database server

What is a wide area network (WAN)?

• Two or more local area networks (LANs) that span a wide geographic area

• A node on a network that serves as a portal to other networks

• A group of computers connected within a confined geographic area

• A set of protocols that enable clients and servers to communicate