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tatuchka [14]
3 years ago
5

Who invented the Graphical User Interface (GUI)?

Computers and Technology
1 answer:
GaryK [48]3 years ago
3 0

Xerox PARC by Alan Kay, Douglas Engelbart, and a group of other researchers in 1981.

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3 years ago
Which type of service offers a preconfigured testing environment for application developers to create new software applications
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The type of service offers a preconfigured testing environment for application developers to create new software applications is Software as a Service (SaaS).

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Software as a service (SaaS) is known to be a type of service that gives its users the ability to be able to link to and also use cloud-based apps in course of the Internet.

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2 years ago
Which statement opens a text file so that you can retrieve the information it contains?
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Answer:

Answered below

Explanation:

aFile = open("books.txt", "r")

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The "r" mode opens the file in a reading state. That is, you can only read from the file. This code completes the reading process

aFile.read( )

The "w" mode opens the file so you can write to it and make changes.

The "a" mode opens the file so you can add contents to it.

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2 years ago
Which of the following restricts the ability for individuals to reveal information present in some part of the database?
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it would have to be flow control which would be C.

Explanation:

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