# data[].attributes.headline
1.In the early 1970s, the primary input device was the ASR-33 Teletype. 2.early 1970s: They used punch cards or lights 3.The 1970s and earlier: to plan, control, and automate manufacturing processes. 4.1970 earlier: 43.2 x 45.7 x 17.7 cm and they were stationary. 

# data[].attributes.subject
1.In the early 1970s, the primary input device was the ASR-33 Teletype. 2.early 1970s: They used punch cards or lights 3.The 1970s and earlier: to plan, control, and automate manufacturing processes. 4.1970 earlier: 43.2 x 45.7 x 17.7 cm and they were stationary. 

# data[].attributes.body
1970

# data[].attributes.body
The 1980s: the 1980s main input device was a mouse. 1980s: IBM punch card, The 1980s: word processing, playing video games, and programming. They were 4 feet tall with a 5.5-foot diameter and weighed 5,500 pounds, they were stationary.

# data[].attributes.body
1990s/early 2000s: The main input device for this time was the teleprinter-style keyboard 1990s/early. How was the information presented back to users in the 2000s: Liquid-crystal display They were 640 KB RAM, 20 MB HDD, 3.5" 720K floppy, keyboard, and 12" mono monitor, and they were stationary.

# data[].attributes.headline
1 the late 2000s: At this time Keyboard is the most popular input device 2 late 2000s text images or sound through a monitor using lights. 3 The 2000s and later: school, homework, and working from home 4 The 2000s and later The standard computer monitor size ranges from 21 to 24 inches and is not stationary.

# data[].attributes.subject
1 the late 2000s: At this time Keyboard is the most popular input device 2 late 2000s text images or sound through a monitor using lights. 3 The 2000s and later: school, homework, and working from home 4 The 2000s and later The standard computer monitor size ranges from 21 to 24 inches and is not stationary.