Do one thing and do it well quote UNIX?
“Unix was created to solve a few problems,” said Dr [Peter] Salus, “the most important of which was to have something that was much more compact than the operating systems that were current at that time which ran on the dinosaurs of the computer age.” The UNIX philosophy is “Do one thing, and do it well.” Rather than …
What are the four tenets of the Unix philosophy?
The main tenets (each of which have sub-tenets) of the Unix philosophy are as follows:
- Small is beautiful.
- Make each program do one thing well.
- Build a prototype as soon as possible.
- Choose portability over efficiency.
- Store numerical data in flat ASCII files.
- Use software leverage to your advantage.
What is the Linux philosophy?
Linux treats everyone equally and allows everyone the maximum amount of power. That is egalitarian. Other operating systems are elitist and exclusive because they withhold or hide their power behind an inflexible Graphical User Interface that allows one to do only what the developers think we should be allowed to do.
When a program has nothing surprising to say it should say nothing?
Rule of Silence: When a program has nothing surprising to say, it should say nothing. One of Unix’s oldest and most persistent design rules is that when a program has nothing interesting or surprising to say, it should shut up. Well-behaved Unix programs do their jobs unobtrusively, with a minimum of fuss and bother.
When Cat f1 f2 is executed what does it show?
File redirection
| cat | short for catenate (concatenate) – copies the standard input to the standard output |
|---|---|
| cat | does the same thing (sometimes commands assume the file argument as input) |
| cat >filename | copy the keyboard input to the file (quick file creation) |
| cat f2 | copies f1 to f2 (same as cp f1 f2) |
Do one thing and do it well quote?
each individual can only do one thing well. He can’t do lots of things. If he tries, he will be jack of all trades, and master of none.”
What is UNIX used for?
In the late 20th century UNIX was widely used for Internet servers, workstations, and mainframe computers. The main features of UNIX were its simplicity, portability (the ability to run on many different systems), multitasking and multiuser capabilities, extensive library of software, and hierarchical file system.
What is UNIX stands for?
Unix is not an acronym; it is a pun on “Multics”. Multics is a large multi-user operating system that was being developed at Bell Labs shortly before Unix was created in the early ’70s. Brian Kernighan is credited with the name.
What is Unix used for?
What is the golden rule of silence?
The rule of silence, also referred to as the silence is golden rule, is an important part of the Unix philosophy that states that when a program has nothing surprising, interesting or useful to say, it should say nothing.
When was Unix invented?
1969
In 1969 a team led by computer scientists Ken Thompson and Dennis Ritchie created the first version of UNIX on a PDP-7 minicomputer, which was chosen mainly because of Thompson’s familiarity with the system from his hobby work on it.
https://www.youtube.com/watch?v=-RqoPoOQd7w
