Unit 3 Assessment

Question 1

What layer is closest to the end user and interacts with software applications that implement a communicating component?

Accepted Answer

Application layer

Question 2

Log network intrusion attempts based on network traffic anomalies

Accepted Answer

Intrusion Detection System

Question 3

Standard or Protocol: Uses rules, types, and formats of messages to exchange information.

Accepted Answer

Protocol

Question 4

When you send an email over a network, what are the two types of information the packets contain?

Accepted Answer

Instructions for controlling the data and the data itself

Question 5

Standard or Protocol: Defines the rules of communications among devices.

Accepted Answer

Standard

Question 6

Standard or Protocol: Functions like a language .

Accepted Answer

Protocol

Question 7

Prevent adversaries from exploiting a network security vulnerability on a service allowed through the firewall

Accepted Answer

Intrusion Prevention System

Question 8

The Internet is composed of a large _______ of computers that spans across the globe

Accepted Answer

Network

Question 9

What layer uses port numbers to determine which application (web browser, email app, game, etc.) receives the packet.?

Accepted Answer

Transport Layer

Question 10

What layer includes optical cables that send signals using light and cables that send signals using electrical pulses?

Accepted Answer

Physical Layer

Question 11

Provide a network security boundary between network zones of different levels of trust .

Accepted Answer

Firewall

Question 12

Block unwanted network traffic at the transport layer.

Accepted Answer

Firewall

Question 13

Automatically block network intrusions based on network based on identifiable attack patterns in the network packet.

Accepted Answer

Intrusion Prevention System

Question 14

Standard or Protocol: Functions like a dictionary.

Accepted Answer

Standard

Question 15

What layer is a spoofing attack associated with?

Accepted Answer

Network Layer

Questions 15