184 Computer Security

Question 1

Which of the following is a general term that refers to a wide variety of damaging or annoying software programs?

Answer 1

Malware

Question 2

Which type of malware is a set of software tools used by an attacker to hide the actions or presence of other types of malicious software, such as Trojans, viruses, or worms?

Answer 2

rootkit

Question 3

Which of the following is NOT a technology typically used by spyware?

Answer 3

disk drive formatting software

Question 4

AV software on a computer must have its files regularly updated by downloads from the Internet. These files contain (for each known virus) an extracted sequence of characters found in the virus that serve to uniquely identify it. What file is this?

Answer 4

signature file

Question 5

Software that is more annoying than malicious and gets installed on a user computer and is generally free for a trial. What is this called?

Answer 5

PUP

Question 6

Which type of malware will hide or remove all traces of evidence that may reveal the malware, such as log entries?

Answer 6

ROOTKIT

Question 7

What type of spyware silently captures and stores each keystroke that a user types on the computer’s keyboard?

Answer 7

keylogger

Question 8

What type of device is inserted between the computer keyboard connection and USB port for the purposes of stealing information?

Answer 8

keylogger

Question 9

Which of the following is not a preventative feature of antimalware software?

Answer 9

application protection

Question 10

What type of malware masquerades as performing a benign activity but also executes malicious code?

Answer 10

Trojan

Question 11

An infected computer that is under the remote control of an attacker

Answer 11

zombie

Question 12

An attacker who controls a botnet

Answer 12

bot herder

Question 13

A software program that delivers advertising content in a manner that is unexpected and unwanted by the user

Answer 13

PUP

Question 14

Hardware or software designed to limit the spread of malware over a network

Answer 14

firewall

Question 15

Enhancements to the software to provide new or expanded functionality, but do not address security vulnerabilities

Answer 15

feature update

Question 16

A malicious program designed to enter a computer via a network

Answer 16

worm

Question 17

Computer code that lies dormant until it is triggered by a specific logical event

Answer 17

logic bomb

Question 18

A database of viruses that is used to identify an infected file

Answer 18

signature file

Question 19

A logical computer network of zombies under the control of an attacker

Answer 19

botnet

Question 20

Using what email protocol can mail be organized into folders on the mail server and read from any device?

Answer 20

IMAP

Question 21

What do web authors use to combine text, graphic images, audio, video, and hyperlinks into a single document?

Answer 21

HTML

Question 22

What can be used to run JavaScript in a restricted environment and limit what resources it can access?

Answer 22

sandboxing

Question 23

What is contained within the body of an email message as a shortcut to a website?

Answer 23

embedded hyperlink

Question 24

The ____________________ is a worldwide set of interconnected computers, servers, and networks.

Answer 24

Internet

Question 25

The ____________________ is composed of Internet server computers on networks that provide online information in a specific format.

Answer 25

World Wide Web

Question 26

Which of the following uses graphical images of text in order to circumvent text-based filters?

Answer 26

image spam

Question 27

What do you call an attack where a user logs into a website and is then tricked into loading another webpage that inherits the identity and privileges of the person who logged in?

Answer 27

cross-site request forgery

Question 28

What function expands the normal capabilities of a web browser?

Answer 28

extensions

Question 29

HTTP is based on which larger set of standards for Internet communication?

Answer 29

TCP/IP

Question 30

A series of instructions that are grouped as a single command

Answer 30

macro

Question 31

Computer used as bait to threat actors so that any new attacks can be analyzed

Answer 31

honeypot

Question 32

A series of instructions in computer code that commands a browser to perform specific actions

Answer 32

script

Question 33

Attacks that are based on malicious code sent through third-party advertising networks so that malware is distributed through ads sent to users' web browsers

Answer 33

malvertising

Question 34

Web browser addition that expands the normal capabilities of a web browser for a specific webpage

Answer 34

extension

Question 35

Read-only mode for an Office file

Answer 35

protected view

Question 36

Spam that uses graphical images of text to circumvent text-based filters

Answer 36

image spam

Question 37

unsolicited email

Answer 37

spam

Question 38

File, such as a word processing document, spreadsheet, or picture, that are added to an email message

Answer 38

attachment

Question 39

Which GCP segment type is the largest?

Answer 39

Region

Question 40

Which Azure segment type is largest?

Answer 40

Geography

Question 41

In a cloud environment, which device might be arranged at the presentation tier of a basic three-tier infrastructure?

Answer 41

A user's smartphone

Question 42

A network administrator is configuring a VPC in GCP, and manually enters the routes into a routing table. What kind of routing is this considered?

Answer 42

Static routing

Question 43

Lexa has been asked for the subnet ID and subnet mask in CIDR notation for one of the web servers in the company's private cloud. The web server has an IP address of 192.168.1.200 and a subnet mask of 255.255.255.192. What should she tell them?

Answer 43

192.168.1.192/26

Question 44

Enid is implementing new systems on a cloud service provider and needs to ensure that the finance systems and HR systems cannot communicate with each other without going through a virtual router. Which of the following should she implement?

Answer 44

172.30.101.50

Question 45

Michonne currently manages a private cloud that has been built out in an on-premises data center. Some of the servers are reaching the end of their life, and she has been tasked with finding a solution that minimizes the amount of capital investment necessary. Which of the following might she choose to implement for her company?

Answer 45

vpc

Question 46

Morgan has hardened the virtual machines in the subnet he's just finished creating by turning off unnecessary services that were running in the background. However, he still wants to prevent unnecessary traffic from getting to the servers in the first place. Which of the following might he choose to implement in his cloud environment?

Answer 46

Virtual firewall

Question 47

Rosita has configured a subnet mask of 255.255.252.0 for the new virtual private cloud she is creating for her organization. One of the junior administrators remarks that he's never seen that kind of a subnet mask before and isn't sure how many devices the subnet would hold. How many devices should Rosita tell him that it will support?

Answer 47

1,022