Transcript Unit 4: PowerPoint - Plattsburgh State Faculty and Research Web

Unit Four: Online Catalog:
OPAC
Question
 Library Catalog (Web version)
 Topic: “youth suicide”
How many records come up?
____
 Expand search results by combining
“youth suicide” with a synonym like
“adolescent suicide.” How many
records appear now?
____
Objectives
 Online library catalog




What it is
What does it contain?
Two interfaces
How it works
What It Is
Search engine and database of
materials the library owns
 Identifies a source and tells you
where to find it
 Each library unique, each online
catalog unique

What Does It Contain?

Books (mostly)
» Comprehensive, in-depth sources
» Diverse viewpoints, balance arguments
» Summarize major research to date
Journal titles (but not articles)
 Government documents, videos,
sound recordings, map records

Two Interfaces

Text version (telnet)
» Connect via Web link from library page

Web
» Connect via Web link from library page
Text Version
 Text or “telnet” connection




Requires login (OPAC)
Holdings stored in digital format
Interface is menu-based
Keyboard (arrows/function keys) used to
move, select choices
Web Version
 Web connection




No login, just link click
Holdings stored in html digital format
Interface based on graphics, hyperlinks
Use links to select choices
Web Vs. Telnet

Web version
» + keyword searches broader
(Looks for words in more fields)
» + lets you search more SUNY libraries
» + easier to use
» - not as quick
» - does not include books “on order”
How an Online Catalog
Works

Works like any database
 Content based on “records”
 what the database contains
 Records composed of “fields”
 what the record contains
 Search Interface that allows user to find
data
Records
 Contents of a database
 Books
 Journal Articles
 Reports, Gov documents
 Videos, Recordings
 Personal resources
Fields
 Components of a record





Author
Title
Notes (abstract)
Date, publisher
Subject field
 You can search one field only or
several at once (keyword)
Search Interface

Let’s you tell computer how to search
» Which words to use
» Which fields to look in
– Hatha yoga in title, in subject heading, in keyword
» Expand or reduce results (Boolean searching)
– Television OR TV
– TV AND children

Provides structure for searches
» Search box
» Menu options
» Help
How Our Online Catalog Works



Use menu or buttons for keyword or single
field searching
Expand or reduce search results with AND
or OR
Combine fields by using “qualifiers”
» au author
» ti
title
» sh subject heading
– au Hemingway and ti sun also rises
Library Catalog – Text Version
SEARCH OPTIONS
AU = AUTHOR
TI = TITLE
<-----
KE = KEYWORD
CN = CALL NUMBER
SH = SUBJECT
HEADING
DT = DOCUMENT
TYPE
ENTER YOUR SEARCH : youth suicide
Press F10
to access
HELP
Library Catalog (Web Version)
1. Enter a word or phrase to search
Youth suicide
2. Choose a search type
Keyword
Subject
Author
Searching Tips
Title
Question
 Library Catalog (Web version)
 Topic: “youth suicide”
How many records come up?
17
 Expand search results by combining
“youth suicide” with a synonym like
“adolescent suicide.” How many
records appear now?
29
Subject and Keyword Searching

Keyword searches several fields in a
document record
» Author

Title
Subject Notes (Abstract)
Subject heading searches only “subject”
field
» Sometimes called “subject heading”,
“descriptor”, “identifier”
» Subject headings must be known, guessed, or
discovered to make a subject search
successful
Locating What You Find

“Call numbers” locate an item
physically
» A-F
» G-P
» Q-Z

- first floor
-second floor
-third floor
Letters reflect subject
» DB
» PG
-Central European history
-Russian literature
Library of Congress (LC)
Classification System










A – General works
B – Philosophy
C - History (Biog)
D – History – general
E-F – History (American
G – Geography
H – Social Sciences
J – Political Science
K – Law
L - Education
M – Music
N – Visual Arts
P – Lang/Lit
Q – Sciences
R – Medicine
S – Agriculture
T – Technology
U – Military science
V – Naval science
LC Classification and Categories
H
– Social sciences
» HD – Economic history and
conditions
–HD 232- HD473 –-Industry

HD 233- HD236 –---Household industry
» HD 236.3 ------------- Telecommunications

Move from broad to specific
Call Numbers

Detailed letter number combination to let
you find individual book

H – Social sciences (and business)
HD – Economic history and conditions
HD 232- HD473 – Industry
HD 233- HD236 – Household industry
HD 236.3 - Telecommunications




HD236.3.L86
“Topics in Teleworking” by John Lenox
This Week’s Assignment

Searchthe Online Catalog
» Field searching by
– Author, title, subject, keyword, document
type
» Combination searching using
– AND, OR
– Qualifiers au ti
sh
dt
TILT Lite Reminder

Complete the TILT Lite tutorial
» Introduction
» Module 1
Access TILT Lite via LIB101 Web
page
 Complete quiz at end of tutorial

» Hand in quiz results to me at next class