linux ch13 Flashcards
(31 cards)
All DNS servers contain a DNS cache file.
T
By default, the smb.conf file shares all printers and home directories for recognized Windows users.
T
The Very Secure FTP daemon is a stand-alone daemon.
T
The use of NFS is less common than the use of FTP to transfer files on public networks.
T
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.
F
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.
F
During the DNS lookup process, if the ISP DNS server has recently resolved the FQDN and placed the result in its local DNS cache, you receive the response immediately (called a(n) recursive query).
F
Each computer that participates in NIS belongs to an NIS domain and uses a(n) NIS map for accessing certain information rather than using the local configuration file.
T
In NFS, one computer shares a certain directory in the directory tree by placing the name of that directory in the /etc/imports file.
F
The Sendmail daemon on Fedora 13 is configured by default to accept e-mail on TCP port 100 and route it to the appropriate user on the Linux system.
F
____ servers resolve fully qualified domain names to IP addresses for a certain namespace on the Internet.
DNS
The ____ zone configuration file contains a PTR record used to identify the loopback adapter.
3) /var/named/named.local
NTP uses port ____.
UDP 123
In NTP, stratum ____ consists of atomic devices or GPS clocks.
0
Apache daemon listens for HTTP requests on port ____.
TCP 80
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.
DirectoryIndex index.html
The ____ command can be used in the BASH prompt to obtain a Web page from the Apache server.
curl
NetBIOS names can be up to ____ characters long.
15
The ____ ftp utility command uploads the filename from the current directory on the local computer to the current directory on the remote computer, and allows the use of wildcard metacharacters to specify the filename.
mput filename
The ____ ftp utility command runs a shell on the local computer.
!
Client computers can retrieve e-mail from e-mail servers via ____ or ____.
POP;IMAP
When working with Sendmail, you can use the ____ command to test SMTP support.
HELO
When working with Sendmail, if you modify the /etc/aliases file, you need to run the ____ command to rebuild the aliases database
newaliases
Databases store information in the form of ____, each of which contains ____.
tables; records
