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

1) Functional programming’s filter, map and reduce operations correspond to the IEnumerable<
T> extension methods Where, Select and Aggregate.
2) A Hashtable stores key–value pairs.
3) A class implementing interface IEnumerator must define only methods MoveNext
and Reset, and no properties.
4) A SortedDictionary can contain duplicate keys.
5) A LinkedList can contain duplicate values.


1) True.
2 True
3) False. The class must also implement property Current.
4) False. A SortedDictionary cannot contain duplicate keys.
5) True.

Computer Science & Information Technology

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If an entity's content is found within the DTD, the entity is known as a(n) ____ entity.

A. internal B. persistent C. contained D. consistent

Computer Science & Information Technology

The ________ operator can be used to calculate the number of records within a group

Fill in the blank(s) with correct word

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When the Show and return option is checked, the slide show always returns to the first slide in the presentation

Indicate whether the statement is true or false

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How do you insert a component of a PowerPoint slide into a Word document?

A) Use copy & paste, just as you would for a graphic. B) Use the Export feature from the File menu in PowerPoint. C) This is not possible without a PowerPoint transfer plug-in. D) This is not possible in Microsoft Word.

Computer Science & Information Technology