Utility programs are specialized programs that work with the operating system to keep your computer running efficiently

A(n) _______ is a third-party program that extends the functionality of a Web browser

a. add-on b. microbrowser c. search provider

Which of the following is a subset of a zone where a zone can contain multiple zone scopes and each zone scope has its own set of resource records?

A. zone scope B. subset scope C. secondary scope D. expanded zone scope