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Linux Shell Online Test

The Linux Shell Online Test evaluates a candidate's knowledge and proficiency in working with Linux command line and shell scripting. The test assesses understanding of Linux file system, process management, networking, permissions and security, package management, text processing, shell variables, and regular expressions.

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Screen candidates with a 35 mins test

Test duration:  ~ 35 mins
Difficulty level:  Moderate
Availability:  Available as custom test
Questions:
  • 7 Linux MCQs
  • 8 Shell Scripting MCQs
Covered skills:
Linux Shell
Command Line
Shell Scripting
Linux File System
Process Management
Networking in Linux
Permissions and Security
Package Management
Text Processing
Shell Variables
Regular Expressions
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Use the Linux Shell Test to shortlist qualified candidates

The Linux Shell Online Test helps recruiters and hiring managers identify qualified candidates from a pool of resumes, and helps in taking objective hiring decisions. It reduces the administrative overhead of interviewing too many candidates and saves time by filtering out unqualified candidates at the first step of the hiring process.

The test screens for the following skills that hiring managers look for in candidates:

  • Efficiently navigating through the Linux command line
  • Writing and executing shell scripts
  • Understanding and working with the Linux file system
  • Managing processes in Linux
  • Configuring and troubleshooting networking in Linux
  • Implementing permissions and security measures in Linux
  • Managing software packages in Linux
  • Manipulating text using Linux shell commands
  • Working with shell variables
  • Utilizing regular expressions in shell scripts
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Screen candidates with the highest quality questions

We have a very high focus on the quality of questions that test for on-the-job skills. Every question is non-googleable and we have a very high bar for the level of subject matter experts we onboard to create these questions. We have crawlers to check if any of the questions are leaked online. If/ when a question gets leaked, we get an alert. We change the question for you & let you know.

How we design questions

These are just a small sample from our library of 15,000+ questions. The actual questions on this Shell Online Assessment Test will be non-googleable.

🧐 Question

Medium

Debugging Issues
Environment Variables
Debugging
Solve
You are working on a Linux system and have recently installed a new program named myprogram. The executable is located in /opt/myprogram/bin/. You want to be able to run this program from any directory in your shell without specifying the full path.
You executed the following command:
export PATH="/opt/myprogram/bin"
However, when you try to run the program using myprogram, you get the following error message:
-bash: myprogram: command not found

Which of the following commands can fix this issue and allow you to run the program?
A: export PATH=$PATH:/opt/myprogram/bin/
B: export PATH="/opt/myprogram:$PATH"
C: export PATH="/opt/myprogram/bin:$PATH"
D: ln -s /opt/myprogram/bin/myprogram /usr/local/bin/myprogram

Easy

File Structure and Navigation
Files
Basic Commands
Solve
Consider the following directory structure:
 image
You start at /home/user and execute the following commands:
 image
What will be the resulting directory structure?
 image

Medium

Fork mellow yellow
Solve
How many times will the following code will print "Mellow Yellow"?
 image

Medium

Remote server connection
SSH
Solve
Our software engineering intern, Wu is looking to use port 4545 on localhost to connect to a remote server called woot.bananas.com on port 80. Which command would you recommend for this?
 image

Easy

Commands
Solve
Which of the following unix commands change the case of first three lines of file “classified” from lowercase to uppercase
 image

Easy

Expressions
Solve
What does this shell script output?
 image

Easy

Loops
Solve
What are fourth and sixth lines output by this script:
 image
🧐 Question🔧 Skill

Medium

Debugging Issues
Environment Variables
Debugging

2 mins

Linux
Solve

Easy

File Structure and Navigation
Files
Basic Commands

2 mins

Linux
Solve

Medium

Fork mellow yellow

2 mins

Linux
Solve

Medium

Remote server connection
SSH

2 mins

Linux
Solve

Easy

Commands

2 mins

Shell Scripting
Solve

Easy

Expressions

2 mins

Shell Scripting
Solve

Easy

Loops

2 mins

Shell Scripting
Solve
🧐 Question🔧 Skill💪 Difficulty⌛ Time
Debugging Issues
Environment Variables
Debugging
Linux
Medium2 mins
Solve
File Structure and Navigation
Files
Basic Commands
Linux
Easy2 mins
Solve
Fork mellow yellow
Linux
Medium2 mins
Solve
Remote server connection
SSH
Linux
Medium2 mins
Solve
Commands
Shell Scripting
Easy2 mins
Solve
Expressions
Shell Scripting
Easy2 mins
Solve
Loops
Shell Scripting
Easy2 mins
Solve

Test candidates on core Linux Shell Hiring Test topics

Linux Shell: The Linux shell refers to the command-line interface where users can interact with and control the operating system. It allows users to execute commands, manage files and processes, and perform various administrative tasks.

Command Line: The command line is a text-based interface where users can enter commands to interact with the computer system. It provides more flexibility and control compared to graphical user interfaces, making it essential for managing and administering Linux systems.

Shell Scripting: Shell scripting involves writing and executing scripts using the shell language, which allows automation and customization of Linux system tasks. It enables users to create complex sequences of commands and perform repetitive tasks efficiently.

Linux File System: The Linux file system organizes and stores files and directories on a Linux system. Understanding the file system structure and knowing how to navigate, create, modify, and manage files and directories is crucial for effective system administration.

Process Management: Process management involves monitoring and controlling running processes on a Linux system. This skill includes tasks such as starting, stopping, and prioritizing processes, as well as managing system resources and understanding process states.

Networking in Linux: Networking in Linux refers to the configuration and management of network connections and protocols on a Linux system. It includes tasks such as setting up network interfaces, configuring IP addresses, managing routing tables, and troubleshooting network connectivity.

Permissions and Security: Permissions and security in Linux involve managing access rights to files, directories, and system resources. This includes setting file permissions, managing user and group permissions, implementing security policies, and securing the system against unauthorized access and potential threats.

Package Management: Package management in Linux involves managing software packages, including installation, updates, and removal. Linux distributions use package managers to handle dependencies, ensure system stability, and provide easy software management for users.

Text Processing: Text processing in Linux involves manipulating and transforming text data using command-line tools and scripting. It includes tasks such as searching, replacing, sorting, filtering, and formatting text files, making it vital for tasks such as log file analysis and data processing.

Shell Variables: Shell variables are used to store and manipulate data in the shell environment. They allow users to store values, perform calculations, and control the behavior of scripts and commands. Understanding shell variables is essential for effective shell scripting and system administration.

Regular Expressions: Regular expressions are powerful patterns used to search, match, and manipulate text data. They provide a flexible and efficient way to perform complex string operations, making them an important skill for tasks such as data validation, text parsing, and pattern matching.

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Have questions about the Linux Shell Hiring Test?

What roles can I use the Linux Shell Test for?

Here are few roles for which we recommend this test:

  • Linux Administrator
  • DevOps Engineer
  • System Administrator
  • Shell Scriping Developer
  • Software Engineer
  • IT Support Technician
  • Cloud Developer
Can I combine Shell Online Assessment Test with Python questions?

Yes, recruiters can request custom tests that include both Shell and Python questions. For more details on how we assess Python skills, check the Python Online Test.

How to use Shell Online Assessment Test in my hiring process?

Use the test at the beginning of your recruitment process. Add a link to the assessment in your job post or invite candidates via email. Adaface helps you find skilled candidates quickly.

Can I combine multiple skills into one custom assessment?

Yes, absolutely. Custom assessments are set up based on your job description, and will include questions on all must-have skills you specify. Here's a quick guide on how you can request a custom test.

How do I interpret test scores?

The primary thing to keep in mind is that an assessment is an elimination tool, not a selection tool. A skills assessment is optimized to help you eliminate candidates who are not technically qualified for the role, it is not optimized to help you find the best candidate for the role. So the ideal way to use an assessment is to decide a threshold score (typically 55%, we help you benchmark) and invite all candidates who score above the threshold for the next rounds of interview.

Does every candidate get the same questions?

Yes, it makes it much easier for you to compare candidates. Options for MCQ questions and the order of questions are randomized. We have anti-cheating/ proctoring features in place. In our enterprise plan, we also have the option to create multiple versions of the same assessment with questions of similar difficulty levels.

What is the cost of using this test?

You can check out our pricing plans.

I just moved to a paid plan. How can I request a custom assessment?

Here is a quick guide on how to request a custom assessment on Adaface.

What is Shell Online Assessment Test?

The Shell Online Assessment Test evaluates a candidate's proficiency with Linux and shell scripting. It is useful for recruiters to identify skills in command line usage, file system management, and automation tasks.

What skills are evaluated in the Shell Online Assessment Test?

The test covers Linux Shell, Command Line, Shell Scripting, Linux File System, Process Management, Networking in Linux, Permissions and Security, Package Management, Text Processing, Shell Variables, and Regular Expressions.

What are the main Linux tests?

Here are some important Linux-related tests:

Do you have any anti-cheating or proctoring features in place?

We have the following anti-cheating features in place:

  • Non-googleable questions
  • IP proctoring
  • Screen proctoring
  • Web proctoring
  • Webcam proctoring
  • Plagiarism detection
  • Secure browser
  • Copy paste protection

Read more about the proctoring features.

What experience level can I use this test for?

Each Adaface assessment is customized to your job description/ ideal candidate persona (our subject matter experts will pick the right questions for your assessment from our library of 10000+ questions). This assessment can be customized for any experience level.

I'm a candidate. Can I try a practice test?

No. Unfortunately, we do not support practice tests at the moment. However, you can use our sample questions for practice.

Can I get a free trial?

Yes, you can sign up for free and preview this test.

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