Case 3-1 All Computers Require Software to Operate and Perform Basic Tasks

Multiple Choice

Case 3-1
All computers require software to operate and perform basic tasks. System software is the software that controls a computer and allows you to use it. Systems software consists of the operating system and utility programs. Many operating systems have been in use since mainframe computers. Identify the facts on each operating system in the following questions.
Joe is using the Command Prompt window to perform some tasks on his computer. Joe is most likely using remnants of the _____.

A) UNIX operating system
B) Android operating system
C) Symbian operating system
D) Haiku operating system