How to use the diff command: 2-Minute Linux Tips

The video tutorial explains the DIFF command, which reports file differences. For text files, it shows line-by-line differences, while for other file types, it only indicates if they differ. The tutorial demonstrates comparing two text files, explaining how to interpret the output. An example with attendee lists illustrates the command's practical use, emphasizing the need for sorted order in text files.

What does the DIFF command do when comparing two non-text files?

• Displays the differences line by line

• Deletes the files

• Indicates if the files are different

• Merges the files

In the DIFF command output, what does a line starting with a specific symbol indicate?

• The line is not in either file

• The line is in the second file

• The line is in the first file

• The line is in both files

Who was listed as an attendee in the July meeting but not in June?

• Alice Smith

• Karen Bartlett

• Michael Johnson

• John Doe

Why is it important for text files to be in sorted order when using the DIFF command?

• To accurately display differences

• To prevent file corruption

• To save disk space

• To ensure the command runs faster

What is a key requirement for the DIFF command to work effectively with text files?

• Files must be in different directories

• Files must be encrypted

• Files must be in sorted order

• Files must be in binary format