Which of the following is the first UNIX editor?

By: Prof. Dr. Fazal Rehman | Last updated: February 3, 2024

Question:  Which of the following is the first UNIX editor?

A   emacs

B    ex

C    ed

D    vi

Answer:   ed

 

Characteristic Description
Name ed (Editor)
Type Line-oriented text editor
Usage Command-line interface
Platform Cross-platform with appropriate implementations
Introduction Developed in the mid-1970s as one of the first text editors for Unix
Original Author Ken Thompson
Developer AT&T Bell Laboratories
Written In The ed text editor was written in the C programming language
Operating System Unix and Unix-like operating systems
Initial Release Released as part of the first Unix version (Unix Version 1) in 1971
Interface Text-based interface
Features Basic text editing capabilities, including insert, delete  and search
Scripting Supports scripting and automation through command sequences
Popularity Succeeded by more user-friendly editors like vi and emacs
Notable Usage Ed  was used in Unix system scripts and as a system editor
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