What did a punch card operator do?

Holes were punched in the card to represent different pieces of data. Someone would need to punch the holes by hand or with a machine and then use a tabulating machine to compile data from the cards to produce reports, process invoices and checks, manage class registrations, monitor budgets, etc.

Are there still keypunch operators?

The term ”key-punch operator” now is obsolete, but their work is not. Although the title may be outdated, job requirements are very much state of the art.

What is a teletype operator?

Operates specialized and secure radio, computer, and telephone equipment to communicate essential public safety related information. May be required to coordinate wrecker service and other related external requests for dispatch to the scene of emergencies.

Are punch cards still used?

Many early digital computers used punched cards as the primary medium for input of both computer programs and data. While punched cards are now obsolete as a storage medium, as of 2012, some voting machines still used punched cards to record votes. They also had a significant cultural impact.

Where can I find media related to punched tapes?

Wikimedia Commons has media related to Punched tapes. “ECMA standard for Data Interchange on Punched Tape”. European Computer Manufacturers Association. November 1965. ECMA-10.

How many holes are in a punched paper tape?

Five-hole and eight-hole punched paper tape. Paper tape reader on an early computer with a small piece of five-hole tape connected in a circle – creating a physical program loop. Punched tape or perforated paper tape is a form of data storage, consisting of a long strip of paper in which holes are punched to store data.

What is the thickness of a punch tape?

Tape for punching was 0.00394 inches (0.1 mm) thick. The two most common widths were 11/16 inch (17.46 mm) for five bit codes, and 1 inch (25.4 mm) for tapes with six or more bits.