Question:* Why LAMP?
Answer: • it's flexible, productive, widespread and low cost (all components can be downloaded for free from Internet)
Question:* Which ID always has a *nix superuser ?
Answer: • 0
Question:* What has a higher priority: a record from the hosts file or a record from the DNS-server?
Answer: • a record from the hosts file
Question:* Which of the following apache directory has all server configuration files?
Answer: • conf
Question:* What language should you use for writing a queries for database?
Answer: • SQL
Question:* What's the name of Apache configuration file?
Answer: • httpd.conf
Question:* An alternate name for a host is…
Answer: • ServerAlias
Question:* What domain name will have the following address - 127.0.0.1?
Answer: • localhost
Question:* What's LAMP (in the most cases)?
Answer: • Linux + Apache+MySQL +PHP
Question:* The name of a web-based interface for work with databases is called…
Answer: • phpmyadmin
Question:* What is HTTP?
Answer: • Hypertext Transfer Protocol
Question:* What is the name of a superuser in Linux?
Answer: • root
Question:* What is GNU Linux?
Answer: • operating system
Question:* Which PHP extension is required for work with MySQL?
Answer: • php_mysql
Question:* Are there any variations of LAMP for other platforms?
Answer: • yes [WAMP, WIMP (for Windows), MAMP (Mac OS), BAMP (BSD)]
Question:* What will this command cp file1 file2 do?
Answer: • Will make a copy of file1 in the current working directory and call it file2
Question:* How can you block users by IP address or by domain?
Answer: • using a .htaccess file
Question:* Which of the following represents root directory?
Answer: • "/"
Question:* You do not have to specify a length with which of the following MySQL datatypes?
Answer: • All of the options are valid
Question:* What is MySQL?
Answer: • it's a database server
Question:* Which directive is used to determine a virtual host?
Answer: • <VirtualHost>...</VirtualHost>
Question:* Which of the following are VALID SELinux (Security Enhanced Linux) security policies?
Answer: • All of the options are valid
Question:* What is a superuser in mysql usually called ?
Answer: • root
Question:* How can you start a session in PHP script?
Answer: • session_start()
Question:* Which of the following Linux command can be used to change file owner and group ?
Answer: • chown
Question:* Where hosts file (on *nix systems) is usually located?
Answer: • /etc/hosts
Question:* Which of the following is not a valid directive of Apache Control Command (apachectl)?
Answer: • kill
Question:* Which of the following is the main Apache configuration file?
Answer: • /etc/httpd/conf/httpd.conf
Question:* What does "." (DOT) signify in Unix?
Answer: • Current directory
Question:* What will be the output of command mysqladmin -u root -p drop TEST?
Answer: • It will drop TEST database
Question:* What will be the output of this command : ls list* ?
Answer: • This will list all files in the current directory starting with list
Question:* How to see information about PHP configuration from a script?
Answer: • phpinfo()
Question:* What's the name of file, where user's information can be stored?
Answer: • cookie
Question:* Which of the following Linux command can be used to change the group ownership of files ?
Answer: • chgrp
Question:* Which of the following is NOT a main apache directory?
Answer: • apps
Question:* What does the following error "Access denied for user 'root'@'localhost' (using password: YES)" mean?
Answer: • wrong password
Question:* What's the name of a time-based job scheduler in *nix systems?
Answer: • cron
Question:* Directive for definition a hostname is called…
Answer: • ServerName
Question:* What will be the output of command mysqladmin -u root -p create TEST?
Answer: • It will create a new database TEST
Question:* What will be the ouput of this command: head -5 test.txt
Answer: • It will write the first 5 lines of test.txt to the screen
Question:* When will a PHP session be closed?
Answer: • when the browser is closed or after a span of user inactivity
Question:* Which of the following is a way to restart Apache on *nix system?
Answer: • httpd restart
Question:* To quote a string within a string, which of the following can you use?
Answer: • 'This is the "quoted" message'
Question:* Which of the following Linux command outputs the available free space in local hard-disk partitions?
Answer: • df
Question:* What is the size limit for strings in php?
Answer: • There is no limit (hardware limit)
Question:* What port does squid listen, by default?
Answer: • 3128
Question:* Which of the following statement tells the server to reload the grant tables?
Answer: • FLUSH PRIVILEGES
Question:* What will be the output of the following code? <? echo false; ?>
Answer: • Nothing
Question:* How to use other/additional extensions/file types for PHP scripts, instead of using just .php?
Answer: • use AddType directive in httpd.conf
Question:* Which of the following command can be used to get the value of env variables?
Answer: • Both env and printenv
Question:* Are the IOT (Index Organized Tables) supported by MySQL?
Answer: • no [it's the Oracle's type]
Question:* Which of the following is an INVALID column in user table in mysql database?
Answer: • Truncate_priv
Question:* Which of the following Apache Control Command: apachectl directive restarts the Apache httpd daemon?
Answer: • Both graceful and restart
Question:* What is SESSION in PHP?
Answer: • a text file
Question:* Where can you set up a server's name?
Answer: • httpd.conf
Question:* What is the year range for MySQL datatype YEAR (2)?
Answer: • 1970 to 2069
Question:* Which of the following is TRUE about Inetd?
Answer: • (both are correct)
Question:* Which of the following is not a VALID MySQL datatype?
Answer: • STRING
Question:* The command "service httpd ______" allows users to check the syntax of Apache's configuration files.
Answer: • configtest
Question:* In which tcp_wrappers file can you specify all connections from all hosts?
Answer: • /etc/hosts.allow
Question:* One advantage of hard links over symbolic links is:
Answer: • A hard link does not become disconnected from the underlying file if the file is moved
Question:* Which of the following file is a MySQL configuration file?
Answer: • /etc/my.cnf
Question:* Who clears a session files on server?
Answer: • PHP [Garbage Collector]
Question:* The SELinux (Security Enhanced Linux) security policies are enabled/disabled through which file?
Answer: • /etc/selinux/config
Question:* What is the output of the command "service httpd configtest" if no errors are found in Apache's configuration file?
Answer: • Syntax OK
Question:* Which of the following Linux command can be used to output the shared library dependencies ?
Answer: • ldd
Question:* What will happen if AUTO INCREMENT field reaches its maximum value?
Answer: • error message will appear
Question:* Which of the following is NOT a valid unix env variable?
Answer: • USR
Question:* Which of the following Linux command outputs the processor architecture ?
Answer: • arch
Question:* What output will be If you try to perform an arithmetic operation on a column containing NULL values?
Answer: • 0
Question:* Which of the following command can be used to shutdown an already running MySQL server?
Answer: • ./mysqladmin -u root -p shutdown
Question:* Which of the following commands can be used for setting attributes on files/folders?
Answer: • chattr
Question:* The default PHP session lifetime is…
Answer: • 24 min
Question:* Which of the following commands can be used to set stick bit on a file?
Answer: • chmod 1645 file
Question:* At login which of the following is first read by C shell?
Answer: • .cshrc
Question:* Which of the following commands will match commands with keyword(s) on their main pages?
Answer: • apropos
Question:* Which of the following holds environment variables used when starting Apache?
Answer: • /etc/sysconfig/httpd
Question:* What is the maximum allowable length of MySQL datatype VARCHAR?
Answer: • 2000
Question:* What is the precision limit for MySQL datatype DOUBLE?
Answer: • 53
No comments:
Post a Comment