_________ are used mostly in applications where timeliness of information is critical and where data are rarely processed exhaustively.

Give the command that you can use to list the absolute pathname of your home directory.

What will be an ideal response?

What does the MX record do in a forward DNS zone?

a. It identifies the hostname and port of a computer that hosts a specific network service, such as FTP or SIP. b. It identifies the authoritative name server for a domain. c. It identifies the e-mail server to be used for e-mail traffic for the domain. d. It holds the alternative names for a host.