Data Communications and Networking Chapter 1

Data flow has three type simplex, half-duplex, and full-duplex. All computer devices are using full-duplex. Which is the direction of data by full-duplex?

• one direction only

• have two direction by one by one

• two way with all the time

A ____________ can be a computer, printer, or any other capable of sending and or receiving data generated by node on the network.

• node

• network

• device

Which of the following is categories of Network?

• wireless LAN (WLAN)

• Asynchronous Transfer Mode (ATM)

• Wide Are Network (WAN)

• Virtual Private Network(VPN)

In hybrid topology has using which topology inside it?

• mesh

• star

• bus

• ring

Which of the layer is not Basic Protocol Architecture?

• Application Layer

• Transport Layer

• Network Access Layer

• Physical Layer

How many layer inside protocol Architecture ?

• 2

• 5

• 3

• 7

In OSI model, have seven layer and which is the correct arrange layer in OSI. (DOWN TO TOP)

• Physical, Data link, Network, Transport, Session, Presentation, Application

• Transport, Session, Network, Presentation, Data link, Application, Physical

• Application, Presentation, Session, Transport, Network, Data link, Physical

• Physical, Presentation, Network, Data link, Transport, Session,

  Application

ISO is the model.

OSI is the organization.

• True

• False

Base on four topology, which topology advantages is the most easy to install but disadvantage is the worst?

• ring

• mesh

• bus

• star

In OSI Model, which one is not as listed in TCP/IP Model 'Application' ?

• Application

• Presention

• Data link

• Session

• Network