Linux - Q3 Chapter 13

In NTP, stratum ____ consists of atomic devices or GPS clocks.

0

Delet a SQL database

DROP DATABASE

The ____ httpd.conf directive specifies that the index.html file in the document root directory will be sent to clients who request an HTML document.

Direcotryindex index.html

When working with Sendmail, you can use the ____ command to test SMTP support.

EHLO (might be wrong)

In the DHCP lease process, halfway through the time period specified by its lease the DHCP client will send a(n) DHCPDISCOVER packet to its DHCP server to renew its IP configuration.

False

The passwd command can be used to let NIS clients change their NIS password.

False

Databases store information in the form of ____, each of which contains ____.

Tables:Records

All DNS servers contain a DNS cache file.

True

By default, the smb.conf file shares all printers and home directories for recognized Windows users.

True

The Very Secure FTP daemon is a stand-alone daemon.

True

NTP uses port ____.

UDP 123

The ____ command can be used in the BASH prompt to obtain a Web page from the Apache server.

curl

When connecting to the vsftpd daemon using an FTP client utility as the user "anonymous", you will be placed in the root user's home directory.

false

When working with Sendmail, if you modify the /etc/aliases file, you need to run the ____ command to rebuild the aliases database

newaliases

The ____ PostgreSQL command-line utility backs up PostgreSQL database settings.

pg_restore

The use of NFS is less common than the use of FTP to transfer files on public networks.

true

Client computers can retrieve e-mail from e-mail servers via ____ or ____.

POP:IMAP

Apache daemon listens for HTTP requests on port ____

TCP 80

NetBIOS names can be up to ____ characters long.

15