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Linux Interview Questions and Answers

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Questions Question: You are going to install a new hard disk in your system. Which of the following commands will halt your system so you can install the new hardware? Choose one: a. shutdown -k now b. shutdown -h now c. shutdown -r now d. shutdown -t now
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Questions Question: When booting your system after installing LILO you see LIL and then nothing happens. What could be the problem. Choose one: a. LILO loaded successfully but the kernel is corrupt. b. LILO is not installed properly. c. LILO could only complete the first stage, usually a geometry mismatch. d. LILO could not load the map file, usually media failure.
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Questions Question: You changed /etc/lilo.conf to cause a boot: prompt to show, however, when you restart your computer you still do not have a prompt. What should you do? Choose one: a. Rename your configuration file to /etc/lilo.conf.new. b. Install the configuration changes by issuing the command /sbin/lilo c. Install the configuration changes by issuing the command /sbin/lilo -t d. Install the configuration changes by issuing the command /sbin/lilo -u
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Questions Question: Part of your /etc/lilo.conf file is as follows: boot=/dev/hda map=/boot/map install=/boot/boot.b image=/boot/vmlinuz-2.0.36.0.7 label=linux root=/dev/dha1 You would like to start in single user mode but you do not get a boot: prompt. What changes should you make to the /etc/lilo.conf file to make a prompt appear everytime you boot your system? Choose one: a. Add a line containing prompt. b. Add a line containing a timeout. c. Add a line containing prompt=30 d. Change the label to boot: instead of linux.
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Questions Question: What is the complete name of the default configuration file for LILO?
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Questions Question: You have made changes to the LILO configuration file but you are not sure the changes will work. How can you test the new configuration without installing it? Choose one: a. LILO -t b. LILO -c filename c. LILO -s filename d. LILO
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Questions Question: You boot your system using LILO. Although you have four different boot images on your system, you cannot remember what you named them and you do not want to boot your default image. What should you do? Choose one: a. At the boot: prompt, press the Alt key. b. Hold the shift key down when booting until you get a prompt. c. At the boot: prompt, press the Tab key. d. You have to boot your default image and then look at the configuration file.
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Questions Question: Which of the following statements is not true of LILO? Choose one: a. It can be used on a floppy to boot Linux. b. It must replace the master boot record on your hard drive. c. It will work with other operating systems such as DOS and Windows. d. It can specify up to 16 different boot images.
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Questions Question: You have made changes to the /etc/inittab file after installing your UPS. How do you institute these configuration changes without having to reboot your computer or have your users log off? Choose one: a. Issue the command source /etc/inittab. b. Change the runlevel to single user mode. c. Issue the init q command. d. The init daemon only reads its configuration file during boot.
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Questions Question: You have installed a new UPS (Uninterruptable Power Supply) and the powerd daemon. Which file should you use to define the steps to be taken in the case of a power failure? Choose one: a. /etc/ups.conf b. /etc/inittab c. /etc/power.conf d. /etc/conf.ups
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Questions Question: Modules are pieces of kernel code that you can load or unload. What file do you use to pass parameters to a module? Choose one: a. /etc/conf.mod b. /etc/modules c. /etc/inittab d. /etc/conf.modules
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Questions Question: Which of the following tasks is not controlled by one of the rc startup scripts? Choose one: a. backup users' directories b. run fsck c. mount filesystems d. load modules
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Questions Question: Where are the startup scripts defined? Choose one: a. /etc/initd b. /etc/scripts c. /etc/start d. /etc/inittab
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Questions Question: What should you type to change the runlevel of your system? Choose one: a. init [runlevel] b. halt [runlevel] c. /etc/inittab d. sys init [runlevel]
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Questions Question: How does single user mode differ from other runlevels? Choose one: a. init does not read the /etc/inittab file b. Users can only log into the system across the network. c. Network services are disabled. d. All processes are stopped and the root filesystem is mounted as read-only when in single user mode.
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Questions Question: What file should you examine to determine the defined runlevels for your system?
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Questions Question: Each entry in the /etc/inittab file contains four fields the third of which is the Action field. What is the purpose of this field? Choose one: a. Identifies the entry b. Specifies the command to execute c. Defines how to handle the entry. d. Defines which runlevels this line applies to.
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Questions Question: After the kernel is loaded, it calls the _________ daemon which is responsible for creating new processes. Choose one: a. inittab b. sys.conf c. init d. syslog
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Questions Question: What command can you use to see the boot messages? Choose one: a. dmesg b. cat kernel.messages c. logview d. man logs
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Questions Question: When the kernel is loading, it writes any messages to the ____________ file.
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Latest 10 Answers
When there is any situation that u should attach a new patch to ur kernel , then download the patch and install it,to make changes to kernel , go to ok prompt and type boot -r, it will update or reconfigure the kernel
Honesty, helpful and reliable
procedure is a set of sql statement ,are combined to gether to perform a specific task or to solve a specifi problem.it does not return value.
leadership is power to influence a group so that the members willingly exert efforts as aspired by the leader.
I have the unique combination of technical skill and the ability to build strong customer relationship. I have the ability to stay focussed in stressfull situation. I would be great addition to your team.
first execute the bc search spec to fetch the data then executes the applet search spec if applet search spec is not match with bc it skips
TCP-Transmission Control Protocol. TCP is Reliable. TCP is Connection oriented. UDP-User Datagram Protoco UDP is Unreliable. UDP is Connectionless.
By default in structure all data member and member function are public,i,e if you not mentation any access specifier. But in case of class By default all data member and member function are private.
Structure is a user defined data type. By default all structure variables are public type and we cann't use access specifier in structure type variable, where as in class we can define objects(variables) under required access specifier type.
variable cost is the cost which is not fixed in nature

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