Day 5 Core 2

A small business needs to ensure that its critical data is regularly backed up and that recovery can be quickly achieved if needed. They have limited storage space and want to minimize the time required for daily backups. Which backup method would be the most efficient for this purpose?

• Full backup

• Incremental backup

• Differential backup

• Synthetic backup

An organization is implementing a new authentication method to enhance security for accessing its wireless network. Which authentication method provides an additional layer of security by requiring users to provide multiple forms of verification to access the network?

• RADIUS

• TACACS+

• Kerberos

• Multifactor

An IT administrator needs to implement a reliable backup strategy for a company's critical data. The goal is to ensure data redundancy and facilitate disaster recovery. The strategy must comply with the 3-2-1 backup rule. Which of the following correctly represents the 3-2-1 backup rule?

• A. Three backups on the same device, two off-site, one on-site

• B. Three total copies of the data, two on different media, one off-site

• C. Three total copies of the data, two on the same media, one off-site

• D. Three off-site backups, two on different media, one on the cloud

A company's employees have received emails requesting sensitive information such as login credentials or financial details. What type of social-engineering attack is the company likely experiencing?

• A. Vishing

• B. Whaling

• C. Phishing

• D. Shoulder surfing

A company is upgrading its wireless network security to enhance protection against unauthorized access. Which wireless security protocol provides stronger encryption and security compared to WPA2?

• WPA2

• WPA3

• TKIP

• AES

An attacker gains access to a company's premises by following an authorized employee through a secure door without presenting valid credentials. What type of social-engineering attack is demonstrated in this scenario?

• Whaling

• Tailgating

• Dumpster diving

• Impersonation

An attacker impersonates a senior executive via email and instructs an employee to transfer a large sum of money to a fraudulent account. What type of social-engineering attack is exemplified in this scenario?

• Shoulder surfing

• Spoofing

• Evil twin

• Impersonation

A user frequently encounters applications crashing on their Windows computer. Which troubleshooting step should be taken to address this issue?

• Perform a system restore

• Roll back updates

• Reinstall applications

• Repair Windows

A user's Windows computer displays a warning message indicating low memory. Which troubleshooting step can help alleviate this issue?

• Add additional resources

• Perform a system restore

• Reimage the system

• Restart services

A user receives frequent desktop alerts indicating potential security threats on their personal computer. What troubleshooting step should be taken to address this issue?

• Update the antivirus software

• Restart the computer

• Disable firewall settings

• Perform a system restore