An administrator is backing up a database server. The administrator must select a backup method that does not change the archive bit. Which of the following backup techniques should be used to meet these requirements?

A technician created a job on a backup server to back up the new email server. After a few days, the technician notices the email server logs are not cleaning up after the backups are completed. Which of the following actions can the technician take to correct this issue?

Which of the following memory types is located in the processor chip?

A technician has access to a recent full backup. Data has changed since the last backup.
Which of the following provides the fastest restore while minimizing backup size?

An email administrator is tasked to setup a Linux mail server. One of the requirements is to close all ports except SSH, HTTPS, SMTP, POP3, and IMAP4. Which of the following commands should be used to see which ports are currently open on the mail server?
(Select TWO).