Linux Test 2

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Which of the following hardware devices forms an Ethernet LAN by connecting a group of computers?

Correct! Wrong!

Explanation:
A network switch is a small piece of hardware that connects many computers in a local area network (LAN). A hub is a device that joins many Ethernet devices to form a single segment. Connections to switches and hubs

Which of the following commands can be used to go to the command prompt?

Correct! Wrong!

Explanation:
The command-line, console, or shell are all terms used to describe the Linux terminal. It's our computer's text interface. With this system application, we can comprehend commands and write scripts. It may appear tough at first, but once we get the hang of it, it will be simple to use. Note: The command-line is included in all Linux distributions.

What command displays the system boot time messages?

Correct! Wrong!

Explanation:
The dmesg command is a Linux command that shows kernel-related messages from the kernel ring buffer. During system startup, the ring buffer holds information regarding hardware, device driver initialization, and messages from kernel modules.

What is the definition of LAMP?

Correct! Wrong!

Explanation:
LAMP stands for Linux as the operating system, Apache as the Web server, MySQL as the relational database management system, and PHP as the object-oriented scripting language in an open source Web development platform. (Perl or Python are sometimes used instead of PHP.).

An email server is which of the following software packages?

Correct! Wrong!

Explanation:
On a Linux system, Postfix is a popular open-source Mail Transfer Agent (MTA) that may be used to route and deliver email. Around 25% of public mail servers on the internet run Postfix, according to estimates.

When it comes to storing log files, which of the following directories is most commonly used?

Correct! Wrong!

Explanation:
Linux log files are plain-text files that can be found in the /var/log directory and subdirectories. Everything in Linux has logs: the system, kernel, package managers, boot processes, Xorg, Apache, MySQL, and so on.

Which command will show real-time information about running processes?

Correct! Wrong!

Explanation:
The top (table of processes) command displays kernel-managed tasks and provides a real-time view of running processes in Linux. The function also displays a summary of system information, including resource consumption, such as CPU and memory usage.

Which Linux distribution served as the foundation for the development of Ubuntu Linux?

Correct! Wrong!

Explanation:
The Debian Linux project is a community-driven project that follows the principles of Open Source Software. The Debian project gave birth to Ubuntu, a popular Linux operating system. Debian and its variations are a popular and modern Linux operating system. The Debian project stands out among other Linux projects due to its large community support, enormous package repositories, and free project management approach. Debian Linux also has a lot of useful features for both new and seasoned users.

Where can I find the BIOS?

Correct! Wrong!

Explanation:
A computer's fundamental input/output system (BIOS) is often saved on a non-volatile microchip called a BIOS chip, which is mounted on the motherboard. This chip is critical to the computer's operation, and if it becomes corrupted or damaged, the computer will most likely be unable to boot.

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