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11 Cards in this Set
- Front
- Back
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You have a Linux system that is configured to run in graphical multi-user mode default.
Before the system is started in the graphical multi-user mode, you need to perform some administrative tasks on the system. What should you do? |
- Provide a kernel boot option of 1
- Provide a kernel boot option init=1 - Change the CMOS boot order - Configure the /etc/inittab file |
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You have a dual-boot machine with two different Linux systems. before you boot into one of the operatin systems, you need to insert kernel boot options.
The GRUB menu is displayed on your sscreen and witing for your interaction. What should you do? (select 2) |
- 1. Select the operating system
2. Press the p key 3. Press the a key 4. Add the kernel boot option to the existing boot option - 1. Select the operating system 2. Press the c key 3. Add the kernel boot options to the existing boot options - 1. Select the operating system 2. Press the a key 3. Add the kernel boot option to the existing boot option - 1. Select the operating system 2. Press the e key 3. Select the kernel line 4. Add the kernel boot options to the existing boot options |
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Which of the following lines in the /etc/inittab file defines the default runlevel?
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si::sysinit:/etc/rc.d/rc.sysinit
cmd:123:wait:/sbin/custom 15:5:wait:/etc/init.d/rc 5 id:3:initdefault: |
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What does the telinit 5 command do?
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- Switches the system runlevel to extended multi-user textural mode
- Allows only the root user to log in to the system - Switches the system runlevel to multi-user graphical mode - Removes all daemons from memory and powers the system off |
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You are experiencing a problem with one particular server. Each tome it boots, it goes into single user mode even though no warnings or errors are reported. you want to verify that it is configured to boot to runlevel 3, just as all your other servers are. Which file would you check to find the default runlevel setting?
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/etc/rc.d
/etc/inittab /etc/shadow /etc/profile |
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The entry 3:2345:respawn::/sbin/mingetty tty3 exists in the .etc.inittab file for virtual terminal number 3. At what runlevels is the virtual terminal available for access?
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all
3 none 2 through 6 |
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After reviewing the running daemons on your system, you notice the atd daemon is not running in the current runlevel. You need to get the atd daemon running. What should you do? (select 2)
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- Use the daemon atd start command
- Change to the /etc/rc.d/init.d/ directory and type atd start - Use the insserv -r atd command - Use the service atd start command |
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You do not need to run the httpd daemon on your system. Which of the following commands will stop the daemon from starting when the computer boots?
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chkconfig httpd
insserv -r httpd chkconfig --del httpd inserv httpd |
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Which command would yo use to add the ldap service to runlevels 3 and 4?
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init -l +34 ldap
init -l 34 ldap on chkconfig --level 34 ldap on chkconfig --on 34 ldap |
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Which daemon is responsible for bringing up other services as runlevels are changed?
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inet
syslogd atd init |
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You are looking for a more orderly way of stopping processes besides running the kill utility. Another admin tells you that scripts exist to stop most processes in an orderly fashion. Where should you look for such scripts on your system?
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/etc/rc.d/init
/etc/init.d /proc /tmp |
