Computers and Technology, 17.04.2020 02:28 emmaea831
Several key people were involved in programming-language development in the 1970s and 1980s. Choose all that apply.
Bjarne Stroustrup released C++ programming language in the1980s.
John McCarthy developed LISP for artificial intelligence.
Bill Gates and Paul Allen released the first programming language for a personal computer.
Niklaus Wirth developed Pascal to teach programming.
answer A, C, D
Answers: 1
Computers and Technology, 22.06.2019 06:00
Write a program that uses a widgetviewer object to do the following: generate two random integers between 1 and 9 (inclusive). name one of them x, the other y. display them to the user using jlabel objects. create a jlabel object displaying the text "enter an operation number." create a jtextfield for the user's input. create a jbutton displaying the text "press here when you've entered your operation." use addandwait to add it to the widgetviewer object. when the user clicks the jbutton, evaluate operation in the following order to determine the one and only mathematical operation to perform on x and y. use a jlabel to display the result. if operation is between 1 and 10 inclusive, add x and y. if operation is evenly divisible by 4, subtract y from x. if operation is evenly divisible by 5, use integer division to divide y into x. if operation is an even number, use floating point division to divide y into x. if none of the other tests on operation apply, multiply x and y. note: operation can be negative or zero.
Answers: 2
Computers and Technology, 23.06.2019 16:30
20 points archie wants to use a reflector as he photographs a newlywed couple. what would he consider in his choice? a. shadow and sunny b. homemade and professional c. lamps and boards d. incident and reflected e. neutral density and enhancement
Answers: 3
Computers and Technology, 23.06.2019 17:00
In which of the following ways can using test-taking tips you? a. you can focus on the information that you need to study. b. you will see the answers to the test. c. you will study more. d. you will be less organized.
Answers: 1
Several key people were involved in programming-language development in the 1970s and 1980s. Choose...
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