CCNA Cyber Ops (Version 1.1) – Chapter 6 Test Online Full

1. Question

1 points

What type of malware has the primary objective of spreading across the network?

virus
worm
Trojan horse
botnet

2. Question

1 points

Why would a rootkit be used by a hacker?

to gain access to a device without being detected
to do reconnaissance
to reverse engineer binary files
to try to guess a password

3. Question

1 points

Which type of hacker is motivated to protest against political and social issues?

cybercriminal
script kiddie
vulnerability broker
hacktivist

4. Question

1 points

What is a characteristic of a Trojan horse as it relates to network security?

Extreme quantities of data are sent to a particular network device interface.
An electronic dictionary is used to obtain a password to be used to infiltrate a key network device.
Too much information is destined for a particular memory block, causing additional memory areas to be affected.
Malware is contained in a seemingly legitimate executable program.

5. Question

1 points

What is a botnet?

a group of web servers that provide load balancing and fault tolerance
an online video game intended for multiple players
a network that allows users to bring their own technology
a network of infected computers that are controlled as a group

6. Question

1 points

Which type of Trojan horse security breach uses the computer of the victim as the source device to launch other attacks?

DoS
FTP
data-sending
proxy

7. Question

1 points

What is the primary goal of a DoS attack?

to prevent the target server from being able to handle additional requests
to scan the data on the target server
to facilitate access to external networks
to obtain all addresses in the address book within the server

8. Question

1 points

What is a main purpose of launching an access attack on network systems?

to prevent other users from accessing the system
to scan for accessible networks
to gather information about the network
to retrieve data

9. Question

1 points

What causes a buffer overflow?

launching a security countermeasure to mitigate a Trojan horse
attempting to write more data to a memory location than that location can hold
sending repeated connections such as Telnet to a particular device, thus denying other data sources
sending too much information to two or more interfaces of the same device, thereby causing dropped packets
downloading and installing too many software updates at one time

10. Question

1 points

A company pays a significant sum of money to hackers in order to regain control of an email and data server. Which type of security attack was used by the hackers?

DoS
spyware
Trojan horse
ransomware

11. Question

1 points

What is the term used to describe an email that is targeting a specific person employed at a financial institution?

spam
spyware
vishing
target phishing
spear phishing

12. Question

1 points

Which access attack method involves a software program that attempts to discover a system password by the use of an electronic dictionary?

packet sniffer attack
denial of service attack
buffer overflow attack
brute-force attack
port redirection attack
IP spoofing attack

13. Question

1 points

In what way are zombies used in security attacks?

They are infected machines that carry out a DDoS attack.
They are maliciously formed code segments used to replace legitimate applications.
They target specific individuals to gain corporate or personal information.
They probe a group of machines for open ports to learn which services are running

14. Question

1 points

What are two evasion methods used by hackers? (Choose two.)

scanning
encryption
access attack
phishing
resource exhaustion

15. Question

1 points

What are two purposes of launching a reconnaissance attack on a network? (Choose two.)

to retrieve and modify data
to scan for accessibility
to escalate access privileges
to prevent other users from accessing the system
to gather information about the network and devices

16. Question

1 points

What are three techniques used in social engineering attacks? (Choose three.)

vishing
phishing
pretexting
buffer overflow
man-in-the-middle
sending junk email

17. Question

1 points

An attacker is using a laptop as a rogue access point to capture all network traffic from a targeted user. Which type of attack is this?

port redirection
trust exploitation
buffer overflow
man in the middle

18. Question

1 points

A user is curious about how someone might know a computer has been infected with malware. What are two common malware behaviors? (Choose two.)

The computer emits a hissing sound every time the pencil sharpener is used.
The computer freezes and requires reboots.
No sound emits when an audio CD is played.
The computer gets increasingly slower to respond.
The computer beeps once during the boot process.

19. Question

1 points

Which type of security attack would attempt a buffer overflow?

ransomware
reconnaissance
DoS
scareware

20. Question

1 points

What is a significant characteristic of virus malware?

Virus malware is only distributed over the Internet.
Once installed on a host system, a virus will automatically propagate itself to other systems.
A virus is triggered by an event on the host system.
A virus can execute independently of the host system

21. Question

1 points

A senior citizen receives a warning on the computer that states that the operating system registry is corrupt and to click a particular link to repair it. Which type of malware is being used to try to create the perception of a computer threat to the user?

DoS
scareware
phishing
adware

22. Question

1 points

What is the motivation of a white hat attacker?

fine tuning network devices to improve their performance and efficiency
taking advantage of any vulnerability for illegal personal gain
studying operating systems of various platforms to develop a new system
discovering weaknesses of networks and systems to improve the security level of these systems

23. Question

1 points

What is a ping sweep?

a network scanning technique that indicates the live hosts in a range of IP addresses.
a query and response protocol that identifies information about a domain, including the addresses that are assigned to that domain.
a software application that enables the capture of all network packets that are sent across a LAN.
a scanning technique that examines a range of TCP or UDP port numbers on a host to detect listening services

24. Question

1 points

What is the term used when a malicious party sends a fraudulent email disguised as being from a legitimate, trusted source?

Trojan
vishing
phishing
backdoor

25. Question

1 points

What are the three major components of a worm attack? (Choose three.)

an enabling vulnerability
a propagation mechanism
a payload
a probing mechanism
a penetration mechanism
an infecting vulnerability

26. Question

1 points

Which security threat installs on a computer without the knowledge of the user and then monitors computer activity?

spyware
viruses
worms
adware

CCNA Cyber Ops (Version 1.1) – Chapter 6 Test Online Full

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