PHP/Java/xinetd/Test2

Question 1

This daemon acts as a mediator of connection request for a series of services. It accepts the connection request then starts the service. 
A) ftp 	 
B) telnet 	 
C) xinetd	 
D) samba

Answer 1

C) xinetd

Question 2

If the connection between the server and the client is terminated, the server process started by xinetd is removed from memory thus saving resources.
A) True
B) False

Answer 2

A) True

Question 3

Some of the services run traditionally by xinetd include Telnet and FTP
A) True
B) False

Answer 3

A) True

Question 4

In the past the default super daemon on SUSE Linux was inetd not xinetd
A) True
B) False

Answer 4

A) True

Question 5

Services can either run standalone, that means they listen on a port themselves or they can be run via the “super daemon” xinetd.
A) True
B) False

Answer 5

A) True

Question 6

The configuration of xinetd is distributed acorss serval files. Which of the following files/directories are included in the configuration files. 
A) //etc/sambad 	 	 
B) /etc/apache2 	 	 
C) /etc/xineted.conf 
D) /etc/xinetd.d

Answer 6

C) /etc/xineted.conf

D) /etc/xinetd.d

Question 7

Which is NOT a default option in the xinetd configuration file?
A) log type = FILE /var/log/xinetd.log
B) instances = 10
C) only_from = localhost
D) documentRoot = /etc/xinetd

Answer 7

D) documentRoot = /etc/xinetd

Question 8

What keyword description can be set to stream, dgram, raw, or seqpacket? 	 
A) protocol 	 
B) cps  	 
C) socket_type 	 
D) log_type

Answer 8

C) socket_type

Question 9

This xinetd daemon parameter defines which host can use which service. 	 
A) echo  	 
B) only_from 	 
C) no_access 	 
D) disabled

Answer 9

B) only_from

Question 10

For the Telnet service: which of the following TWO parameters can be used for the flags key.	 	 
A) IDONLY 	 	 
B) INTERCEPT 	 	 
C) echo 	 	 
D) stomp

Answer 10

A) IDONLY

B) INTERCEPT

Question 11

Logging through xinetd is controlled by which of the following keys. 	 	 
A) log_type 	 	 
B) log_on_success 	 	 
C) log_on_failure 	 	 
D) id_render

Answer 11

A) log_type
B) log_on_success
C) log_on_failure

Question 12

Which keyword could have the parameter set to tcp or udp? 	 
A) server 	 
B) protocol	 
C) instances	 
D) log_type

Answer 12

B) protocol

Question 13

Generally, users logging in to FTP use anonymous or ftp as their user name and their \_\_\_\_\_\_\_\_ as the password.	 
A) ip address 	 
B) email 	 
C) home address	 
D) full name

Answer 13

B) email

Question 14

The FTP protocol uses two TCP connections between the client and the server, one connection is for commands and the other is for \_\_\_\_\_\_. 	 
A) Time Information  	 
B) data 	 
C) information about shares 	 
D) password information

Answer 14

B) data

Question 15

Which of the following are the two different types of mode for data transfer in FTP  	 	 
A) Active data transfer 	 	 
B) Progressive data transfer 	 	 
C) Passive data transfer 	 	 
D) Stop and wait transfer

Answer 15

A) Active data transfer

C) Passive data transfer

Question 16

When the Active data transfer type is used in FTP what port does the server offer for the data channel?  	 
A) port 20 	 
B) port 90 	 
C) port 80  
D) none of the above

Answer 16

A) port 20

Question 17

The following are all advantages of PureFTP server EXCEPT
A) Consistent user of chroot environments
B) Uncomplicated configuration of virtual FTP servers
C) Configuration via command line parameters or with a configuration file
D) Port 99 is used for data transfer.

Answer 17

D) Port 99 is used for data transfer.

Question 18

To start PureFTPd enter: 	 
A) rcsmb start  	 
B) /etc/init.d/pure-ftpd start	 
C) vsftpd >> pureftpd 	 
D) /srv/ftp/pure-ftp

Answer 18

B) /etc/init.d/pure-ftpd start

Question 19

Which of the following are methods of running PureFTPd? (select 3) 	 	 
A) From the command line	 	 
B) From a start script	 	 
C) From xinetd 	 	 
D) as a samba client

Answer 19

A) From the command line
B) From a start script
C) From xinetd

Question 20

In the passive data transfer mode the server tells the client which port to use for the data channel connection?
A) True
B) False

Answer 20

A) True

Question 21

A Virtual FTP server only handles anonymous FTP users and not authorized users (users in /etc/passwd)
A) True
B) False

Answer 21

A) True

Question 22

The command:
pure-pw useradd joe -u ftpusers -d /home/ftpusers/joe
would add the user joe to the /etc/passwd file
A) True
B) False

Answer 22

B) False

Question 23

This clock runs independently of any control program running in the CPU. It runs when you turn the server off. 	 
A) System time clock	 
B) Stratum Time Clock 	 
C) Hardware Clock 	 
D) Universal Clock

Answer 23

C) Hardware Clock

Question 24

For a Linux server connected to the Internet (or equipped with a precision clock), the best way to regulate the system clock is using \_\_\_\_\_\_\_.  	 
A) ntpd 	 
B) Netclock 	 
C) nfsd 	 
D) The Tyme

Answer 24

A) ntpd

Question 25

``` Which command would set the hardware clock time to the current system time? A) hwclock B) hwclock -s C) netdate D) hwclock -w ```

Answer 25

D) hwclock -w

Question 26

``` To synchronize the system time of a server to a specific external time source such as pool.ntp.org use the command __________ A) hwclock setup-ntp.org B) netdate pool.ntp.org C) ntp -s D) setclock ```

Answer 26

B) netdate pool.ntp.org

Question 27

The hwclock tool can be be used to (select all that apply). A) Display the current time B) Set the hardware clock to the system time C) Set the hardware clock to a specific time D) broadcast time to clients on a network

Answer 27

A) Display the current time B) Set the hardware clock to the system time C) Set the hardware clock to a specific time

Question 28

The disadvantage of using netdate is that the hwclock command cannot be used while the system is booted. A) True B) False

Answer 28

B) False

Question 29

``` NTP is an industry standard protocol that uses UDP on port ____ to communicate between time servers and time clients. A) 73 B) 123 C) 80 D) 21 ```

Answer 29

B) 123

Question 30

A time client can also, in turn, act as a time server for other servers and client workstations on the network A) True B) False

Answer 30

A) True

Question 31

NTP not only corrects the time, but it keeps track of consistent time variations and automatically adjust for system time drift on the client. A) True B) False

Answer 31

A) True

Question 32

``` _____ is designed for sharing files and directories over a network. It requires configuration of an NFS server and NFS clients. A) nfs B) httpd C) ssh D) GMT ```

Answer 32

A) nfs

Question 33

``` The NFS server stores all configuration settings in the ___________ file. A) /etc/exports B) /etc/fstab C) /etc/nfs/serveout D) /etc/nfs/retrive ```

Answer 33

A) /etc/exports

Question 34

The following are all advantages of using Java for web applications EXCEPT A) portability B) performance C) reusability D) Java is a proprietary product of Microsoft

Answer 34

D) Java is a proprietary product of Microsoft

Question 35

``` ____ _____ are actual web applications that are developed according to the Java servlet specifications. A) Java servlets B) Perl scripts C) Active Server Pages D) php applications ```

Answer 35

A) Java servlets

Question 36

``` ________ is an extension to the Java servlet specification, which allows developers to separate HTML and application code. A) php applications B) JSP (Java Server Pages) C) HTML documents D) freeserver applications ```

Answer 36

B) JSP (Java Server Pages)

Question 37

``` Web applications that are developed in Java are usually distributed in _____ files located in the /usr/share/tomcat/webApps directory. A) JavaServer B) WAR (web archive) C) HTML D) PHP ```

Answer 37

B) WAR (web archive)

Question 38

``` When an html file containing php code is requested. The webserver opens the file but instead of sending the php code directly bck to the browser it is passed through the PHP ________ first. A) interpreter B) the vi editor C) the samba configuration file D) the python interpreter ```

Answer 38

A) interpreter

Question 39

``` To run an Java servlet you need a servlet container such as ____________. A) SLES10 B) NFS C) Tomcat D) Perl ```

Answer 39

C) Tomcat

Question 40

``` The FTP client offers the FTP server an unprivileged TCP port for the data channel connection. The server initializes the data channel from its port 20 to the port offered by the client. Which type of FTP is described? A) Active Data Transfer B) Passive Data Transfer C) Very Secure With Encryption via UDP D) TCP data connection ```

Answer 40

A) Active Data Transfer

Question 41

``` Which of the following directories is NOT a good candidate for exporting with Network File System? A) /home B) /etc C) /opt D) /usr ```

Answer 41

B) /etc

Question 42

Disallows the downloading of files which are owned by "ftp", (files that were uploaded but not validated by a local admin. A) AntiWarez yes B) ChrootEveryone yes C) AnonymousCantUpload yes D) None of the above is the correct option.

Answer 42

A) AntiWarez yes