exercise 3

1.Journal and Magazine
The "Journal" include "Magazine",but "Magazine" doesn't include "Journal"
2.DC&LC
DDc works well in smaller libraies, but it isn’t specific enough for large, diverse collections.
DC Classification
000 Generalities
100 Philosophy/Psychology
200 Religion
300 Social Sciences
400 Language
500 Natural Sciences/Mathematics
600 Technology
700 The Arts
800 Literature/Rhetoric
900 Geography/History
LC classification Summary:
A - General Works
B - Philosophy, Psychology, Religion
C - Auxiliary Sciences of History
D - History (includes Travel)
E - America
F - United States.Canada.Latin America
G - Geography
H - Social Sciences
J - Political Science
K - Law
L - Education
M - Music
N - Fine Arts
P - Language and Literature
Q - Science
R - Medicine
S - Agriculture
T - Technology
U - Military Science
V - Naval Science
Z - Books in General
3.Access the library website: What is the call number?
A call number is a group of numbers and/or letters put together to tell you where in the library to find your book.
A call number is located at the bottom of the book on the spine. It helps you to find your books quicker.Once you've got your call number from the card catalog, it's time to go find your book!

4.What are sources of knowledge? Identify as much as you know.
I think the konwledge is from our live.
5.What do you read this week?
I only read some book about the history of our country.