MLS - Master of Library and Information Science Study Guide 2026

Everything you need to pass the MLS - Master of Library and Information Science exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.

📋 MLS - Master of Library and Information Science Exam Format at a Glance

75
Questions
90 min
Time Limit
70%
Passing Score

📚 MLS - Master of Library and Information Science Topics to Study (51)

Practice Questions · 7 cardsPractice Questions · 7 cardsPractice Questions · 7 cardsDigital Libraries and Preservation · 7 cardsDigital Libraries and Preservation · 7 cardsDigital Libraries and Preservation · 7 cardsInformation Resources & Collection Management · 6 cardsKnowledge Organization and Cataloging · 6 cardsLibrary Management and Leadership · 6 cardsLibrary Technology and Systems · 6 cardsProfessional Foundations and Ethics · 6 cardsReference and User Services · 6 cardsFREE Master of Library & Information Science for Competitive Questions and Answers · 6 cardsFREE Master of Library & Information Science for Competitive Questions and Answers · 6 cardsFREE Master of Library & Information Science MCQ Questions and Answers · 6 cardsFREE Master of Library & Information Science MCQ Questions and Answers · 6 cardsFREE Master of Library & Information Science Questions and Answers · 6 cardsFREE Master of Library & Information Science Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Information Resources & Collection Management Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Information Resources & Collection Management Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Knowledge Organization and Cataloging Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Knowledge Organization and Cataloging Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Library Management and Leadership Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Library Management and Leadership Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Library Technology and Systems Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Library Technology and Systems Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Professional Foundations and Ethics Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Professional Foundations and Ethics Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Reference and User Services Questions and Answers · 6 cardsFREE MLS - Master of Library and Information Science Reference and User Services Questions and Answers · 6 cards

✍️ Sample MLS - Master of Library and Information Science Questions & Answers

1. In a MARC 21 bibliographic record, which field is designated for the main title statement of a resource?
245

The MARC 21 field 245 is specifically used for the Title Statement, which includes the primary title and may also contain the remainder of the title, statement of responsibility, and other title information. The 100 field is for the main entry personal name, 650 is for a subject added entry (topical term), and 700 is for an added entry personal name.

2. In collection development, what is a 'weeding' process?
Removing outdated, damaged, or irrelevant materials from the collection

Weeding is the systematic removal of materials that are outdated, damaged, or no longer relevant to keep the collection current and useful.

3. Which reference interview technique involves restating the patron's question in different words to confirm understanding?
Paraphrasing

Paraphrasing restates the patron's query using different words to verify the librarian correctly understood the information need.

4. In the RUSA Guidelines for Behavioral Performance, which behavior is emphasized during the 'Listening/Inquiring' phase?
Using open-ended questions to draw out the patron's actual need

RUSA guidelines stress using open-ended questioning during the listening phase to fully understand the patron's underlying information need.

5. Which of the following is a controlled vocabulary used primarily for assigning subject headings in library catalogs?
LCSH

The Library of Congress Subject Headings (LCSH) is the most widely used controlled vocabulary for subject cataloging in libraries.

6. What is the primary function of a link resolver in a library technology environment?
Connecting users from a citation to the full-text resource

A link resolver uses OpenURL standards to connect users from a database citation directly to available full-text content.

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Your MLS - Master of Library and Information Science Study Path
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