CNT2000: Network Technologies Study Guide

Front

The PDU for the physical layer is called:

Back

Bits

Front

Which data encoding technology is used in fiber-optic cables?

Back

pulses of light

Front

What is an advantage of the peer-to-peer network model?

Back

ease of setup

Front

This device is responsible for creating and receiving transmission signals that are sent along the networking medium needed on every network client:

Back

Network Interface Card

Front

The following device can be used to reduce the number of collisions and allow future growth: Switch, Router, Repeater, Solid State Drive

Back

Switch

Front

This type of communication only allows devices to communicate in one direction:

Back

Half-Duplex

Front

What is the decimal form of the following binary IP address? 11001110 . 00111010 . 10101010 . 01000011

Back

206.58.170.67

Front

Which of the following IP addresses would be a loopback IP address? 169.254.0.1, 192.168.1.1, 224.0.0.1, 127.0.0.1, ::1

Back

127.0.0.1

Front

Which device in a layered defense-in-depth approach denies connections initiated from untrusted networks to internal networks, but allows internal users within an organization to connect to untrusted networks?

Back

Firewall

Front

In the classful addressing scheme, what range of network addresses is considered a Class B? Options: 1.x.y.z to 126.x.y.z, 128.0.x.y to 191.255.x.y, 192.0.0.x to 223.255.255.x, 224.x.y.z to 255.x.y.z

Back

128.0.x.y to 191.255.x.y