Exploring UNIX Fundamentals

What are the main components of UNIX architecture?

• Kernel, Shell, Utilities, File System

• Database, Web Server, Application Server, Cache

• User Interface, Middleware, API, Protocols

• Processor, Memory, Network, Display

Explain the purpose of the kernel in UNIX.

• The purpose of the kernel in UNIX is to manage system resources and facilitate communication between hardware and software.

• The kernel is responsible for user interface design in UNIX.

• The kernel is used for data storage management in UNIX.

• The kernel handles application software installation in UNIX.

What is a file system in UNIX?

• A file system in UNIX is a network protocol for data transfer.

• A file system in UNIX is a graphical user interface.

• A file system in UNIX is a hierarchical structure that manages files and directories on storage devices.

• A file system in UNIX is a type of programming language.

Define the term 'working directory' in UNIX.

• The working directory is a temporary storage space for files.

• The working directory is a type of user account in UNIX.

• The working directory in UNIX is the current directory where commands are executed.

• The working directory is a command that lists all files in a directory.

What is the significance of the home directory?

• The home directory is used for system backups.

• The home directory is where the operating system is installed.

• The home directory is a temporary storage for applications.

• The home directory is significant as it provides a personal space for user files and configurations.

How do you navigate to the parent directory in UNIX?

• cd .

• cd ..

• cd ~

• cd /

What is a pathname and how is it structured?

• A pathname is a programming language used for file management.

• A pathname is a type of file format.

• A pathname is a method for compressing files.

• A pathname is a structured string that indicates the location of a file or directory in a file system.

What are the differences between absolute and relative paths?

• Absolute paths start from the root directory, whereas relative paths start from the current directory.

• Absolute paths do not include the file name.

• Relative paths can only be used in web URLs.

• Absolute paths are always shorter than relative paths.

What is standard input in UNIX?

• Standard input is a data stream for input to programs, usually from the keyboard.

• Standard input is a type of output stream for programs.

• Standard input is a file that stores data permanently.

• Standard input is a command used to execute programs.

Describe standard output and its default destination.

• Standard output is a channel for inputting data, and its default destination is the network.

• Standard output is a channel for outputting data, and its default destination is the terminal or console.

• Standard output is a type of error reporting, and its default destination is the database.

• Standard output is a method for inputting data, and its default destination is a file.