AP CSP #131-134

Which of the following statements accurately describe the hierarchy of theWeb pages example.org and

about.example.org ?

Select two answers.

• The Web page about.example.org is a subdomain of about.org.

• The Web page about.example.org is a subdomain of example.org.

• The Web page example.org is a domain under the top-level domain .org.

• The Web page example.org is a domain under the top-level domain example.

Which of the following are ways in which a programmer can use abstraction to manage the complexity of a program?

Select two answers.

• Replacing each instance of repeated code with a call to a procedure

• Replacing longer variable names with shorter variable names to reduce typing errors

• Replacing several lines of documentation with a single line of documentation

• Replacing the string variables name1, name2, name3, and name4 with a list of strings called names

Two different schools maintain data sets about their currently enrolled students. No individual student is enrolled at both schools. Each line of data contains information, separated by commas, about one student. The two schools would like to combine their data to make a single data set. Which of the following can be done with the combined data?

Select two answers.

• The schools can create a single list of student names, sorted by last name.

• The schools can determine the average number of days students are absent.

• The schools can determine which ZIP code is represented by the most students.

• The schools can determine the student ID of the student with the greatest number of absences.

A free online encyclopedia contains articles that can be written and edited by any user. Which of the following are advantages the online encyclopedia has over a traditional paper-based encyclopedia?

Select two answers.

• The ability to easily check that the encyclopedia is free of copyrighted content

• The ability to ensure that encyclopedia content is the same every time it is accessed

• The ability to have a larger number of perspectives reflected in the encyclopedia content

• The ability to quickly update encyclopedia content as new information becomes available