A(n) _____________ is a set of rules that determine what a layer would do and provides a clearly defined set of messages that software at the layer needs to understand.
a. agreement
b. standard
c. protocol
d. regulations
e. policy
Ans: c. protocol
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To avoid duplicating code (and possibly errors), use ________, rather than ________.
a) inheritance, the “copy-and-paste” approach. b) the “copy-and-past” approach, inheritance. c) a class that explicitly extends object, a class that does not extend object. d. a class that does not extend object, a class that explicitly extends object.
The location to which an anchoring object is linked is not
(a) specified inside the opening tag. (b) a Web page. (c) specified between the two anchor tags. (d) the value of HREF.
The operator used to force the conversion of a value to another type is the ____ operator.
A. coercion B. cast C. switch D. convert
Critical Thinking Questions Case 10-2 ? Roger has joined WebPort Inc. as a junior JavaScript programmer. He is working with a large team of expert programmers to launch a website. Roger has created a JavaScript program as an external .js file. What is the format he must follow to specify the file as an external file??
A. B. ? C. ? D. ?