Researchers realize that, when formulating research objectives, the information requested of respondents must be worded using the researchers' frame of reference

An operation that applies to a class rather than an object instance is a(n):

A) constructor operation. B) query operation. C) class-scope operation. D) update operation.

A normal TCP close takes ________ segments

A) 2 B) 3 C) 4 D) None of the above.