Linux Quiz Questions And Answers Pdf

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Are you satisfied with your current job?

Explore Now! These questions and answers are suitable for both freshers and experienced professionals at any level. Hard Mount : After restarting the server keep on search nfs mount partition until found the device, if the device not found server not will not boot,.

Linux Interview Questions and Answers

Are you satisfied with your current job? Do you want to prove yourself in your career by getting into a reputed organization? Have a glance at wisdom jobs , that provides you with ultimate platform to choose your desired job.

If you are an expert at Linux operating systems then Linux jobs are the perfect choice to enhance your skills. Linux is an open source operating system that is freely distributable and is built around Linux Kernel and can be installed on mobiles, computers, laptops, video game consoles, and notebooks etc.

To keep a track of all your dream jobs, subscription to our job portal is required. Question 1. What Is Linux Shell? Answer : Linux shell is a user interface used for executing the commands. Shell is a program the user uses for executing the commands.

In UNIX, any program can be the users shell. Shell categories in Linux are: Bourne shell compatible, C shell compatible, nontraditional, and historical. Question 2. What Is Shell Script? Answer : A shell script, as the name suggests, is a script written for the shell. Script here means a programming language used to control the application. The shell script allows different commands entered in the shell to be executed. Shell script is easy to debug, quicker as compared to writing big programs.

However the execution speed is slow because it launches a new process for every shell command executed. Examples of commands are cp, cn, cd.

Question 3. What Is Kernel? Explain The Task It Performs. Answer : Kernel is used in UNIX like systems and is considered to be the heart of the operating system. It is responsible for communication between hardware and software components.

It is primarily used for managing the systems resources as well. Kernel is responsible for Process management. It allows multiple processes to run simultaneously allowing user to multitask.

Kernel has an access to the systems memory and allows the processes to access the memory when required. Processes may also need to access the devices attached to the system. Kernel assists the processes in doing so. Answer : A pipe is a chain of processes so that output of one process stdout is fed an input stdin to another. UNIX shell has a special syntax for creation of pipelines. The commands are written in sequence separated by.

Question 5. Answer : Trap command: controls the action to be taken by the shell when a signal is received. Shift Command: Using shift command, command line arguments can be accessed. The command causes the positional parameters shift to the left. Shift [n] where n defaults to 1. It is useful when several parameters need to be tested.

Getopts command: this command is used to parse arguments passed. It examines the next command line argument and determines whether it is a valid option. Here, optsring contains letters to be recognized if a letter is followed by a colon, an argument should be specified.

It is usually executed inside a loop. Question 6. What Stateless Linux Server? What Feature It Offers? Answer : A stateless Linux server is a centralized server in which no state exists on the single workstations.

There may be scenarios when a state of a partilcuar system is meaningful A snap shot is taken then and the user wants all the other machines to be in that state. This is where the stateless Linux server comes into picture.

Features: It stores the prototypes of every machine. It stores snapshots taken for those systems. It stores home directories for those system. Uses LDAP containing information of all systems to assist in finding out which snapshot of state should be running on which system. Question 7. What Does Nslookup Do? Explain Its Two Modes. Answer : Nslookup is used to find details related to a Domain name server. Details like IP addresses of a machine, MX records, servers etc.

It sends a domain name query packet to the corresponding DNS. Nslookup has two modes. Interactive and non interactive.

Interactive mode allows the user to interact by querying information about different hosts and domains. Question 8. What Is Bash Shell? It is the default shell for most UNIX systems. It has a combination of the C and Korn shell features.

Bash shell is not portable. It supports regular and expressions. When bash script starts, it executes commands of different scripts. Question 9. Answer : Process states in Linux: Running: Process is either running or ready to run.

Interruptible: a Blocked state of a process and waiting for an event or signal from another process. Uninterruptible:- a blocked state. Process waits for a hardware condition and cannot handle any signal. Question What Is A Zombie? Answer : Zombie is a process state when the child dies before the parent process. In this case the structural information of the process is still in the process table.

Since this process is not alive, it cannot react to signals. Zombie state can finish when the parent dies. All resources of the zombie state process are cleared by the kernel. Answer : System calls used for Process management: Fork :- Used to create a new process Exec :- Execute a new program Wait :- wait until the process finishes execution Exit :- Exit from the process Getpid :- get the unique process id of the process Getppid :- get the parent process unique id Nice :- to bias the existing property of process.

Answer : ls - list directory contents ls -l -l use a long listing format. Answer : ls -a -a, do not hide entries starting with. Answer : ps -au Myname -u by effective user ID supports names a - all users. Answer : vi screen editor or jedit, nedit or ex line editor.

Answer : ls -lac -a all entries -c by time. What Is A Filesystem? Answer : Sum of all directories called file system. A file system is the primary means of file storage in UNIX. File systems are made of inodes and superblocks. Answer : Internal commands are stored in the; same level as the operating system while external commands are stored on the hard disk among the other utility programs. Answer : The three main parts are the command, options and arguments.

Answer : An argument is what the command should act on: it could be a filename, directory or name. An option is specified when you want to request additional information over and above the basic information each command supplies. Answer : Online help provides information on each operating system command, the syntax, the options, the arguments with descriptive information.

Name Two Forms Of Security. Answer : Two forms of security are Passwords and File Security with permissions specified.

Linux OS MCQ Question with Answer

Linux is referred to as the most used OS in the market for its efficiency and fast performance. So, you have wonderful opportunities as a Linux Developer. Here we have compiled Linux Interview Questions and Answers and presented them in this blog based on the opinion of Linux Experts. These Interview Questions will definitely help you in your interview. If you have attended any interviews earlier, and haven't found the same questions you have faced, then comment on those questions in the comment section, and we will add them to this blog. Below mentioned are the most frequently asked Linux interview questions.

Linux Commands Interview Questions and Answers for Experienced. 1) What is Linux? Linux is an operating system based on UNIX and was first.

Linux Tutorial Quiz 1 | Linux Survival

We have organized the most frequently asked Linux Interview Questions and Answers that help candidates to prepare for the Linux basic interview questions that an interviewer might ask you during your interview. In this list of interview questions on Linux, we have covered all commonly asked basic and advanced Linux admin interview questions with detailed answers to help candidates clear the job interview easily. This detailed guide of Linux interview questions will help you to crack the Linux Job interview. Another popular element in Linux is its mascot, a penguin figure named Tux. Unix originally began as a propriety operating system from Bell Laboratories, which later on spawned into different commercial versions.

This test contains 30 Linux basic questions and answers. In short, Linux has its presence everywhere. It bundles in many different architectures, be it a mainframe or a high-end server to desktop or a variety of embedded hardware. And if you already have a basic understanding of Linux, then do attempt the below listed Linux quizzes.

The essential difference between an operating system like Linux and one like Windows is that. Unix MCQ Questions. These Multiple Choice Questions MCQ should be practiced to improve the unix skills required for various interviews campus interviews, walk-in interviews, company interviews , placements, entrance exams and other competitive examinations.

Computer Science - Linux

Explain virtual desktop? It allows you to open one or more programs on a clean slate. Virtual desktops are basically stored on a remote server and serve the following benefits:. These virtual files have unique qualities.

It is the most successful and most popular software of open source software or open source software. It is available for general use under the GPL v 2 license and some part of it is inspired by Unix. Topic:- linux operating system in hindi pdf download. Free Software File B.

When he had turned his head and locked dark golden eyes with hers, she had literally stopped breathing. Everyone ate the same food, and it seemed like half the city had turned out, again with a band playing and people dancing and drinking foolish amounts of alcohol. He passed those out as well, since he had a lot of them. The food was on a huge table, so he checked the whole thing. If he could help anyone avoid that, he simply would. There was no room for Tor at the table, not the one set up in front of the residence at least, so he just grabbed a plate of food and went to join Collette at one of the round ones that had been set about twenty feet away, out on the short grass.

Basic linux server multiple choice questions and answers pdf free download for freshers and experienced. These questions are frequently asked in all ibps, po.


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    Solved examples with detailed answer description, explanation are given and it would be easy to understand.