CCNA security chapter 1 exam

Lakukan tugas rumah & ujian kamu dengan baik sekarang menggunakan Quizwiz!

What is the significant characteristic of worm malware?

A worm can execute independently of the host system.*

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

Malware is contained in a seemingly legitimate executable program.*

As a dedicated network security tool, an intrusion __________ system can provide detection and blocking of attacks in real time.

Prevention

What worm mitigation phase involves actively disinfecting infected systems?

Treatment*

What causes a buffer overflow?

attempting to write more data to a memory location than that location can hold*

What method can be used to mitigate ping sweeps?

blocking ICMP echo and echo-replies at the network edge*

What is the role of an IPS?

detecting and blocking of attacks in real time*

What commonly motivates cybercriminals to attack networks as compared to hactivists or state-sponsored hackers?

financial gain*

What is the primary method for mitigating malware?

installing antivirus software on all hosts*

What are the three components of information security ensured by cryptography? (Choose three.)

integrity* availability* confidentiality*

Which two network security solutions can be used to mitigate DoS attacks? (Choose two.)

intrusion protection systems* antispoofing technologies*

A disgruntled employee is using Wireshark to discover administrative Telnet usernames and passwords. What type of network attack does this describe?

reconnaissance*

What are the three core components of the Cisco Secure Data Center solution? (Choose three.)

secure segmentation* visibility* threat defense*

What is an objective of a state-sponsored attack?

to right a perceived wrong*

Which two statements describe access attacks? (Choose two.)

Buffer overflow attacks write data beyond the hallocated buffer memory to overwrite valid data or to exploit systems to execute malicious code.* Password attacks can be implemented by the use os brute-force attack methods, Trojan horse, or packet sniffers.*

What is the first step in the risk management process specified by the ISO/IEC?

Conduct a risk assessment.*

Which two statements characterize DoS attacks? (Choose two.)

Examples include smurf attacks and ping of death attacks.* They attempt to compromise the availability of a network, host, or application*

Which statement accurately characterizes the evolution of threats to network security?

Internal threats can cause even greater damage than external threats.*

What is a ping sweep?

a network scanning technique that indicates the live hosts in a range of IP addresses.

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

a payload* an enabling vulnerability* a propagation mechanism*

How is a smurf attack conducted?

by sending a large number of ICMP requests to directed broadcast addresses from a spoofed source address on the same network*

What functional area of the Cisco Network Foundation Protection framework is responsible for device-generated packets required for network operation, such as ARP message exchanges and routing advertisements?

control plane*

What role does the Security Intelligence Operations (SIO) play in the Cisco SecureX architecture?

identifying and stopping malicious traffic*

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?

man in the middle*

Which condition describes the potential threat created by Instant On in a data center?

when a VM that may have outdated security policies is brought online after a long period of inactivity.*


Set pelajaran terkait

Chapter 55: A/C and Heating Test

View Set

Twentieth Century World Power: History

View Set

Chapter 8: Atlantic Revolutions, Global Echoes 1750-1900

View Set

Howard Gardner's theory of multiple intelligences

View Set

Quiz and homework questions and answers

View Set

National Electrical Code Article 110 Requirements for Electrical Installations

View Set

Microeconomics Unit 2 HW Questions

View Set

hyperventilation vs. hypoventilation

View Set