CIW NTA L1 Test Review

Which layer of the OSI Model is responsible for identifying communication partners and determining resource availability?

• Session

• Application

• Network

• Transfer

A _______ topology is when an entire network is connected to one single cable.

• Blast

• Ring

• Star

• Bus

Internet Protocol (IP) is found at which layer of the OSI Model?

• The physical layer

• The data link layer

• The transport layer

• The network layer

Which statement best describes the functionality of a Voice over IP (VoIP) network?

• Voice calls are sent over a packet-switched network that uses TCP/IP.

• Voice calls are sent for free over any network.

• Voice calls are sent over dedicated circuits that use TCP/IP.

• Voice calls are sent over a standard public service telephone network.

Which of the following describes a server-based network?

• Groups of clients that communicate with one another to create a network that has no single central database

• Workstations that use add-on software to participate in large, decentralized networks that are usually located on the Internet

• A peer-to-peer file sharing protocol used for distributing large amounts of data

• A configuration of nodes, some of which are dedicated to providing resources to other hosts on the network

Which packet element often contains techniques ensuring that errors do not occur during transmission?

• The data

• The frame

• The header

• The trailer

All networks consist of which three basic elements? Mark only one oval.

• Protocols, transmission media, and databases

• Protocols, transmission media, and network services

• Peer-to-peer, server-based, and enterprise nodes

• Print servers, file servers, and media servers

What is a local area network (LAN)? Mark only one oval.

• A layered network architecture model of communication that allows systems from various vendors to communicate with one another

• A junction between one high-speed backbone and another

• A group of computers connected over an expansive geographic area

• A group of computers connected within a confined geographic area

The ability for a device to automatically track and report the user's location and availability is known as: Mark only one oval.

• convergence.

• unified communications (UC).

• presencing.

• communication latency.

Which layer of the OSI/RM organizes data into packets?

• Session

• Data link

• Network

• Transport