Does cat work for binary files?
cat is a very useful utility that will output the content of one or more files to standard output. That can be redirected with shell-funcionality into a file. It will work with binary or ascii files. In some programming languages that do not use linking, cat is used to merge binary files into a single executable file.
How do I get out of cat command in terminal?
To exit the prompt and write the changes to the file, hold the Ctrl key and press d.
What is the purpose of cat command in Unix?
Concatenate files and print on the standard output
cat/Function
Why are binary values still binary data in terminal?
Binary values are still binary data. Why it does not simply shows a series of 0 and 1 or the interpretation of those binary data in ASCII or whatever the encoding in terminal is? Is this behavior also possible by cat ing a text file containing strange characters?
Can a computer interpret a cat as a command?
No, if you cat to a terminal, because it (the terminal software) is sending the output to your screen or interpreting control sequences (it is emulating an old piece of hardware ie. a teletype device ). Yes if you cat to a pipe and the program recieving can interpret the characters as commands.
How to view a file in a Unix terminal?
Often times when in a Unix/Linux terminal (Bash) for example you’ll use the commands more or less or cat to view a file. When you do this and the file isn’t meant to be viewed (such as /bin/ls) you’ll get output like this: What’s going on here is that you just tried to view a file that’s a program.
Why do you get unusual behaviour on your terminal?
In your second example the bytes are written to the terminal, and it is the terminal which is interpreting sequences of characters as control sequences for the terminal, this is why you get unusual behaviour on your terminal. It has nothing to do with cat as such, cat doesn’t know what you are going to do with it’s output.