head and tail Command With Examples in Linux (Centos/Redhat 6).We know that cat command is used to display the file contents,But many times we just require to print the part of the file and not the whole file.In this video we talk about head and tail commands, which is very useful when we need to view only a certain part either at the beginning or at the end of a file.by defaults tail command prints last 10 lines of the file.head command prints first 10 lines of file by default.
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