Shared libraries in Linux are typically stored in the /lib directory. These libraries contain code that various programs and applications use to perform common functions, such as input/output operations, memory management, and more.

The correct answer is "fdisk." The fdisk command is used to create and manage disk partitions on a Linux system. It does not format the partition directly but is used to create and manage the partition structure. Formatting is typically done using tools like mkfs.

The scp (secure copy) command is commonly used for securely copying files between remote systems. It uses SSH to encrypt the data during the transfer, ensuring security.

When creating a case statement in Bash, each case is ended with the word esac. The esac keyword marks the end of the case statement, and it's used to close the case block.

The Linux tool sysctl allows administrators to view and set system and kernel parameters at runtime. It's a powerful utility for fine-tuning and configuring various aspects of the Linux kernel to optimize performance and behavior.

In Docker, an "image" is a lightweight, stand-alone, executable software package that includes everything needed to run a piece of software. Docker containers are created from these images, allowing you to run applications in an isolated environment.

In user authentication, a "salt" is used to add randomness to a password before hashing. This helps protect against common attacks like rainbow table attacks and ensures that even the same password will have different hash values due to the unique salt.

To verify permissions and access for a directory shared via NFS, you would check the /etc/exports file on the NFS server. This file specifies the directories that are shared and the permissions granted to clients.

The break command in a shell script is used to break out of a loop prematurely. When encountered, it immediately exits the loop and continues with the next statement after the loop. This is handy for situations where you want to exit a loop based on a specific condition.

The /etc directory in Linux contains system configuration files. These files store configuration settings for various system components and applications.

GANs are frequently used for style transfer, a technique that changes the artistic style of an image. It's commonly employed in fields like art and design for image manipulation and transformation.

A Long Short-Term Memory (LSTM) is well-suited for this task because it can capture long-term dependencies in sequential data, making it effective for predicting the next word based on previous words in a sentence.