Discuss positive and negative impacts of computers to our economy

1 answer:

4 0

Positive: they have enable individuals,small groups,visibility and opportunities as big businesses

Negative: poor eye sight, obesity & weight loss and premature aging

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Shania has started a new job as an app developer. Her first task was to make an old app designed for Android available on other

Fantom [35]

Answer:

B. Use cross-platform tools to write code that will translate the existing Android app code into different native formats.

Explanation:

Cross-platform application development tools are tools that can be used tool generate applications of different platforms, by just writing a single type of code. It has the ability to automatically create an application of a different platform from another.

A developer can develop an application like Android and convert it to IOS for Apple. Xamarin, Appcelerator coroner etc, are all examples of cross-platform tools.

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3 years ago

A peripheral can be used to tell a computer to complete a specific task. A) True B)False

RoseWind [281]

Answer:

A. true

Explanation:

because you can complete it without it mistakes if your using an computer but if you use an paper you will make mistakes over and over

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2 years ago

Only the root user can modify a file that has the immutable attribute set.

Vladimir79 [104]

False if the roots modify it’s capable of it’s attributed set

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1 year ago

______ is data that is entered into a computer. ______ is the result produced by a computer.

Umnica [9.8K]

Input
Output
(Sorry for not being detailed)

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2 years ago

Consider the LIBRARY relational database schema description provided below which is used to keep track of books, borrowers, and

sdas [7]

Answer:

1) Yes, Publisher relation should have a publisherID primary key.

2) NOT NULL and UNIQUE for the BookID, BranchID, CardNumber and name of the borrower in the Book, Book_Copies, Library_branch, and Borrower relations respectively. The DueDate field of the book_loan relation must be a time constraint. The BookID of the Book relation must be serial number for automatic addition and update of bookid across the database.

Explanation:

The Publisher relation should have primary key publisherID which should replace the publisherName in the Book relation to easily make a join query and attain a third-level database model.

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2 years ago