Describe the most common port available when IBM invented the PC way back in 1980.

What will be an ideal response?


When IBM invented the PC way back in 1980, serial connections were just about the only standard input/output technology available, so IBM included two serial ports on every PC. The most common serial port at the end of the technology was a 9-pin, male D-subminiature (or DB-9) connector.
 

Computer Science & Information Technology

You might also like to view...

Solid-state storage devices are different than hard disks in that they ________.

A. have no moving parts B. are volatile C. have a higher capacity D. have slower access speed

Computer Science & Information Technology

Which type of NoSQL database is Neo4j?

A. Document-oriented B. Relational C. Key-value D. Column family E. Graph

Computer Science & Information Technology

?Misha has created a template and has created two new folders to hold the dependent files that Dreamweaver has created for her. To keep with convention, she has named these two new folders ____.

A. ?template and support B. ?external and internal C. ?cssjs and html D. ?css and js

Computer Science & Information Technology

Which one of the following is not a common method for controlling the test release of an application?

a. Private controlled testing b. Private group testing c. Google Play Staged Rollouts d. Google Play controlled testing

Computer Science & Information Technology