dungo 1st sem

What is the course description focused on?

• Computer programming

• Network terminology and protocols

• Geography

• History

What are servers in a network?

• Computers that provide information to end devices

• Computers that connect to the internet

• Computers that send requests to the servers

• Computers that store corporate and user files

What is the role of an intermediary network device?

• Notify other devices of errors and communication failures

• Maintain information about what pathways exist in the network

• All of the above

• Regenerate and retransmit data signals

What is the purpose of network media?

• To store data

• To carry a message from source to destination

• To provide electricity to the network devices

• To cool down the network devices

What do physical topology diagrams illustrate?

• The message encoding process

• The physical location of intermediary devices and cable installation

• The network interface card (NIC)

• The logical topology of the network

What is the main difference between LAN and WAN?

• LANs provide slower speed links between LANs, while WANs provide high-speed bandwidth to internal devices

• LANs are administered by one or more service providers, while WANs are administered by a single organization or individual

• LANs are used for simple tasks like transferring files and sharing printers, while WANs are used for more complex tasks

• LANs interconnect end devices in a limited area, while WANs interconnect LANs over wide geographical areas

What is the internet?

• A network infrastructure that spans a small geographical area

• A network infrastructure that spans a wide geographical area

• A private collection of LANs and WANs internal to an organization

• A worldwide collection of interconnected LANs and WANs

What is an intranet?

• A private collection of LANs and WANs internal to an organization

• A worldwide collection of interconnected LANs and WANs

• A network infrastructure that spans a small geographical area

• A network infrastructure that spans a wide geographical area

What are the types of internet access technologies?

• Wireless broadband, cellular, satellite, and dial-up telephone

• Satellite, dial-up telephone, cellular, and DSL

• Ethernet WAN, satellite, dedicated leased line, and DSL

• Broadband cable, broadband digital subscriber line (DSL), wireless WANs, and mobile services

What is the primary mechanism used to ensure reliable delivery of content for all users?

• Access method

• Flow control

• Response timeout

• Quality of Service (QoS)