Which RAID level uses parity information to recover data from a failed disk?
Correct Answer: B
Question 48
Which of the following servers is used to store and forward e-mail messages using several protocols, including SMTP, POP3, and IMAP?
Correct Answer: D
Section: Understanding server roles Explanation: A mail server is a program used to store and forward e-mail messages using several protocols, including SMTP, POP3, and IMAP. A mail server is also recognized by the names, such as a mail transfer agent or MTA, a mail transport agent, a mail router, and an Internet mailer. It works with other programs to build a messaging system. Incorrect Answers: A: A file server on a network is a computer configured to provide a central network location for users to store files and share them with other users on the network. B: A monitoring server is used to monitor the network and servers for intruders or other security breaches. C: A database server is a computer program that provides database services to other computer programs or computers, as defined by the client-server model. The term may also refer to a computer dedicated to running such a program. Database management systems frequently provide database server functionality, and some DBMSs (e.g., MySQL) rely exclusively on the client-server model for database access.
Question 49
You need to secure a server that you have been working on without disrupting the work of other employees in your company. What should you do?
Correct Answer: A
Section: Understanding server maintenance Explanation/Reference:
Question 50
Which of the following are the ways to open the Task Manager utility on a Windows computer? Each correct answer represents a complete solution. Choose all that apply.
Correct Answer: A,C
Explanation/Reference: Explanation: Pressing Ctrl + Shift + Esc, right-clicking on the taskbar, and pressing Ctrl + Alt + Del are the three possible ways to open the Task Manager utility on a Windows computer. Incorrect Answers: B: Pressing Ctrl + Alt will not do anything on a Windows computer. D: Typing devmgmt.msc in the Run dialog box will open the Device Manager utility on a Windows computer.
