Discuss the original purpose behind the development of the Internet
What will be an ideal response?
The answer should include the following points:
• Cold War America in the 1960s
• Nuclear war and mass destruction
• ARPANet
• Linking four universities
• Used by researchers, engineers
• "Requests for Comments"
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?_____ creates a complete set of technical specifications that can be used to construct an information system.
A. ?Systems design B. ?Systems investigation C. ?Systems analysis D. ?Systems development
Axes should be clearly labeled if the content is not obvious
Indicate whether the statement is true or false
Which of the following is NOT true regarding inner joins?
A) The INNER JOIN clause is used to return only the rows that actually match based on the join predicate. B) An inner join is a join in which the values in the columns being joined are equal. C) Inner joins are subdivided into left inner joins, right inner joins, and full inner joins, depending on which table rows are shown in the dataset. D) The output of an inner join will include where the two tables intersect or overlap.
A technician who is _______ tries to prevent problems before they occur
Fill in the blank(s) with correct word