Which of the following contains an error?

a.
```
SELECT name, year FROM Authors
```
b.
```
SELECT author FROM Books WHERE year >= 1998
```
c.
```
SELECT * FROM Authors
```
d.
```
SELECT first name FROM Authors
```


d.
```
SELECT first name FROM Authors
```

Computer Science & Information Technology

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Delete an existing worksheet by right-clicking the worksheet's tab and clicking _____.

A. Cut B. Remove C. Cross out D. Delete

Computer Science & Information Technology

Harold, a district manager for the multi-outlet chain of Sprocket’s Gifts, thinks that building a prototype can mean only one thing: a nonworking scale model. He also believes that this way is too cumbersome to prototype information systems and thus is reluctant to do so.

a. Briefly (in two or three paragraphs,) compare and contrast the other three kinds of prototyping that are possible so that Harold has an understanding of what prototyping can mean. b. Harold has an option of implementing one system, trying it, and then having it installed in five other Sprocket locations if it is successful. Name a type of prototyping that would fit well with this approach, and in a paragraph defend your choice.

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Polymorphism helps eliminate ______ logic.

What will be an ideal response?

Computer Science & Information Technology

Each time a mathematical function is used, it is called into action by giving the name of the function and passing any data to it within the parentheses following the function's name.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology