Question

Which is an example of a periodical?
Your Ultimate Computer Guide
The Wall Street Journal
The Collected Works of Shakespeare
The Encyclopedia Britannica

Answer 1

The correct answer is "The Wall Street Journal" 

Periodicals are publications on a regular basis with a fixed interval of time between them. That is, magazines such as The Wall Street Journal are periodicals.

Answer 2

The answer that is an example of a periodical is option B. The Wall Street Journal.

A periodical is a publication that issues articles, an other stuff periodically throughout the year. Periodicals include magazines, newspapers and journals. Journals are often issued monthly, but may be published only a few times per year.  Magazines are often published weekly or monthly, and newspapers are released daily. The Ney York Times is a peridical and each time it is published, it contains a unique set of new articles with information.