CompTIA Security+ Question G-12

A network technician is on the phone with the system administration team. Power to the server room was lost and servers need to be restarted. The DNS services must be the first to be restarted. Several machines are powered off. Assuming each server only provides one service, which of the following should be powered on FIRST to establish DNS services?

A. Bind server
B. Apache server
C. Exchange server
D. RADIUS server

Answer: A

Explanation:
BIND (Berkeley Internet Name Domain) is the most widely used Domain Name System (DNS) software on the Internet. It includes the DNS server component contracted for name daemon. This is the only option that directly involves DNS.

CompTIA A+ Core 2 Question F-39

A user just bought an Android tablet and wants to connect to their work email. The users employer has a Microsoft Exchange server for email. Which of the following would the technician configure to allow the user to access email on the Android tablet?

A. DNS, DHCP
B. IMAP, SMTP
C. POP3, SMTP
D. Devices are incompatible

CompTIA A+ Core 2 Question C-44

A user just bought an iPad and wants to connect to their work email. The users employer has a Microsoft Exchange server for email. Which of the following would the technician configure to allow the user to access email on the iPad?

A. DNS, DHCP
B. IMAP, SMTP
C. Devices are incompatible
D. POP3, SMTP

Correct Answer: D