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Computer Information Systems: Evaluate Sources

Use the following guide to locate print and electronic resources in computers, computer science, and other computer information systems related topics at the College of St. Scholastica Library.

Evaluating Sources

As part of the third step in Information Literacy, when choosing sources, it is important for you to evaluate each one to ensure that you have the best quality source for your project.  
More information about Information Literacy.

Information Literacy Graphic
Here are questions for you to consider when evaluating your sources:

Author - Who is the source of the information?


  • Who is responsible for the intellectual content within the resource?
  • Does the author provide contact information?
  • What are the author's credentials?
  • Where does the author work?
  • Where is the source published?
  • Is the publisher well known?
  • For web sites, who is sponsoring the web site?
  • For web sites, what is the domain (.com, .gov, .edu, etc.)?

Evaluation Tutorials From Other Libraries

Content - How is the information written?

Is the information too vague or too specific?



  • What are the author's research methods?
  • Does the author provide supportive evidence?
  • Have other scholars cited this author?
  • Is the information accurate, credible?
  • Are the spelling and grammar correct?


  • What are the goals and objectives of the author?
  • What is the purpose of the source? (To inform? To explain? To persuade? To advertise? Something else?)
  • Is the information within the source biased?
  • Why was the source created?
  • Who was the source created for? (ex. general population, other scholars, etc.)
  • For web sites, are there advertisements?


  • How old is the information within the source?
  • When was the document produced?
  • When was the last time the source was updated?
  • For web sites, are the links alive or dead?

Basis of Information

What are the sources of information THEY used?

  • Theory
  • Primary or evidence-based research
  • Opinion
  • Editorial comments
  • Advice
  • Best practices

Evaluate Sources Worksheet