INFORMATİON TECHNOLOGİES - Deneme Sınavı - 10

Network Interface Controllers

A network interface controller (NIC) is a circuit board that enables a computer to connect to a network. NIC provides the computers with the ability to access the transmission media.

Repeaters and Hubs

A network repeater regenerates incoming signals so that they can travel long distances safely. A hub is a multiport repeater that is used to connect segments of a local area network.

Bridges

A network bridge connects multiple network segments to create a single aggregate network. The most common types of bridges are local, remote, and wireless.

Switches

A network switch is a hardware component that centralizes communications among multiple devices within a local area network. In most of the business networks, switches are used to connect computers, printers, and servers within a building.

Routers

A router connects multiple computer networks by using wired or wireless connections. Routers forward data packets among networks by using the routing information inside these packages.

Modems

A modem is a device that serves as a bridge between a local network and the Internet. The primary function of a modem is to convert between analog and digital data in real time.

Firewalls

A firewall is a protective system that lies between a computer network and the Internet. The main goal of a firewall is to control network security and access. Although we present firewalls under networking hardware, they can also be software entities.

A router connects multiple computer networks by using wired or wireless connections. Routers forward data packets among networks by using the routing information inside these packages.

Modems

A modem is a device that serves as a bridge between a local network and the Internet. The primary function of a modem is to convert between analog and digital data in real time.

HTTP (Hypertext Transfer Protocol): HTTP is an application protocol that contains the rules for transferring text, image, sound, video, and other multimedia.

Web Servers: A computer that hosts a website on the Internet is called a web server. These computers supply content to web browsers.

Web Browsers: Users send HTTP requests to web servers by client programs called web browsers. Some of the most common browsers are Google Chrome, Mozilla Firefox, Internet Explorer, and Safari.

I. Personal Area Network
II. Local Area Network
III. Metropolitan Area Network

IV. Wide Area Network

• Exchange and share data and files

• Communicate with each other via e-mails, video calls, instant messaging, etc.

• Share a hardware resource such as a printer or a scanner

• Share Internet connections

• Store and access data centrally 

D is the correct answer.