Network Security Quiz

Which of the following best defines a network attack?

• An attempt to improve network performance

• An attempt to gain access to, steal, modify, or delete data on a network

• A method to speed up data sharing between computers

• A routine maintenance check on network hardware

What is the key characteristic of an active network attack?

• It monitors network traffic without altering data

• It involves modifying or deleting data, or disrupting network operations

• It only affects internal users of the network

• It solely focuses on stealing data without being noticed

A Denial of Service (DoS) attack primarily aims to:

• Steal sensitive information

• Overwhelm a server or network with traffic, making it inaccessible to legitimate users

• Inject malware into network systems

• Create backup copies of data

Which of the following best describes an eavesdropping attack?

• Altering data as it is transmitted

• Monitoring network communications to capture information

• Disrupting network operations through traffic overload

• Encrypting user data without permission

An external network attack is carried out by:

• A user with authorized access who makes an error

• A hacker operating from outside the organization

• Software that accidentally misconfigures network settings

• A scheduled system update

Which malware type replicates itself by embedding within other files or programs?

• Worms

• Trojans

• Viruses

• Spyware

Ransomware is a type of malware that:

• Steals data and sends it to hackers without any user interaction

• Encrypts data and demands payment for decryption

• Monitors user activity for advertising purposes

• Deletes all files immediately upon infection

Which of the following is a common technique used in phishing attacks?

• Flooding the network with traffic

• Deceptive emails or websites that trick users into providing confidential information

• Directly injecting malicious code into databases

• Modifying system configurations remotely

SQL injection attacks are primarily aimed at:

• Disrupting network traffic

• Injecting malicious SQL queries into forms or URLs to manipulate database data

• Encrypting files and demanding ransom

• Monitoring user activity

How does a worm differ from a virus?

• Worms hide within other programs, while viruses are standalone programs

• Worms replicate and spread through networks without needing to attach to files, while viruses require a host file