Security+ quiz 1-10

Which of the following will MOST likely adversely impact the operations of unpatched traditional programmable-logic controllers, running a backend LAMP server and OT systems with human-management interfaces that are accessible over the Internet via a web interface? (Choose two.)

• Cross-site scripting

• Data exfiltration

• Poor system logging

• Server-side request forgery

• SQL injection

A company recently transitioned to a strictly BYOD culture due to the cost of replacing lost or damaged corporate-owned mobile devices. Which of the following technologies would be BEST to balance the BYOD culture while also protecting the company's data?

• Containerization

• Geofencing

• Full-disk encryption

• Remote wipe

A Chief Security Office's (CSO's) key priorities are to improve preparation, response, and recovery practices to minimize system downtime and enhance organizational resilience to ransomware attacks. Which of the following would BEST meet the CSO's objectives?

• Use email-filtering software and centralized account management, patch high-risk systems, and restrict administration privileges on fileshares.

• Purchase cyber insurance from a reputable provider to reduce expenses during an incident.

• Invest in end-user awareness training to change the long-term culture and behavior of staff and executives, reducing the organization's susceptibility to phishing attacks.

• Implement application whitelisting and centralized event-log management, and perform regular testing and validation of full backups

A network engineer has been asked to investigate why several wireless barcode scanners and wireless computers in a warehouse have intermittent connectivity to the shipping server. The barcode scanners and computers are all on forklift trucks and move around the warehouse during their regular use. Which of the following should the engineer do to determine the issue? (Choose two.)

• Perform a site survey

• Deploy an FTK Imager

• Create a heat map

• Scan for rogue access points

• Upgrade the security protocols

A security administrator suspects an employee has been emailing proprietary information to a competitor. Company policy requires the administrator to capture an exact copy of the employee's hard disk. Which of the following should the administrator use?

• dd

• chmod

• dnsenum

• logger

Phishing and spear-phishing attacks have been occurring more frequently against a company's staff. Which of the following would MOST likely help mitigate this issue?

• DNSSEC and DMARC

• DNS query logging

• Exact mail exchanger records in the DNS

• The addition of DNS conditional forwarders

Which of the following incident response steps involves actions to protect critical systems while maintaining business operations?

• Investigation

• Containment

• Recovery

• Lessons learned