What is read () in Linux? read command in Linux system is used to read from a file descriptor. Basically, this command read up the total number of bytes from the specified file descriptor into the buffer. If the number or count is zero then this command may detect the errors. But on success, it returns the number of bytes read.
How do you read a name in Linux? The above command will ask for the name, enter the name. The name will store to the ‘REPLY’ variable. To display the variable value, execute the below command: echo ” My name is $REPLY”
What does read P do in Linux? The -p option makes it read as a prompt, meaning it doesn’t add a trailing newline before trying to read input.
How do I read a file in Linux? The simplest way to view text files in Linux is the cat command. It displays the complete contents in the command line without using inputs to scroll through it. Here is an example of using the cat command to view the Linux version by displaying the contents of the /proc/version file.