1. VII CLASS CHAPTER---->3 3. WORKING WITH MS-ACCESS

2. WHAT IS DATABASE? THE DATABASE IS A COLLECTION OF DATA
WHAT IS DBMS ?
DBMS----> DATABASE MANAGEMENT
SYSTEM.
THE DBMS IS A COLLECTION OF SIMILAR DATA.
THE DBMS IS MAINLY USED TO STORE & RETRIVE DATA FROM DATABASE.

3. DBMS APPLICATIONS: DB IN BANK : ALL TRANSACTIONS ACCOUNTS.
DB IN SCHOOL & COLLEGES :
STUDENT DETAILS.
DB IN LIBRARY :
INFORMATION ABOUT BOOKS.
DB IN HUMAN RESOURCE :
EMPLOYEE DETAILS, THEIR SALARIES.

4. FUNCTIONS OF DBMS : CONCURENCY :
THE DBMS ALLOWS MULTIPLE USERS TO ACCESSS DATABASE.
SECURITY :
DBMS INCREASES SECURITY
& RELIABILITY.
BACKUP & RECOVER :
DBMS IS USED TO BACKUP THE DATA & RECOVERS IF A PROBLEM OCCURS.

5. POPULAR DBMS :
ORACLE
MS-ACCESS
MS-SQL SERVER
CLIPPER
FOXPRO

6. WE CAN ORGANIZE THE DATA WE CAN ENTER,MODIFY THE DATA
WHAT IS MS-ACCESS ? MS-ACCESS IS A RDBMS WHICH STORES INFO IN MULTIPLE TABLES
MS-ACCESS TASKS :
WE CAN ORGANIZE THE DATA
WE CAN ENTER,MODIFY THE DATA
WE CAN CREATE FORMS & REPORTS
WE CAN ADD CLIPART, GRAPHS.

7. DATA TYPES IN MS-ACCESS DB THE DATA TYPE TELLS US WHICH TYPE OF DATA YOU ARE ENTERING
SIZE
DATA TYPE
USED FOR
TEXT
COMBINATION OF TEXT AND NUMBERS.
MEMO
LENGTHY TEXT AND NUMBERS.
NUMBER
NUMBERS WITH DECIMAL VALUES.
225 CHARACTERS
64,000 CHARACTERS
16 BYTES

8. DATA TYPE USED FOR SIZE D/TIME CURREN AUTO NUMBER 8 BYTES 8 BYTES
COMBINATION OF DATE AND TIME.
CURREN
USED TO ROUNDOFF THE VALUES.
AUTO NUMBER
INCREMENTS VALUE BY ONE.
8 BYTES
8 BYTES
4 BYTES

9. DATA TYPE USED FOR SIZE YES/NO OLE OBJ HYPERL 1 BIT 1 GB
EITHER YES/NO.
OLE OBJ
WORD,EXCEL,PPT FILES CAN BE LINKED TO MS-ACEESS.
HYPERL
WE CAN STORE ANY URL.
1 BIT
1 GB
UPTO 64,000 CHARAC

10. MS-ACCESS COMPONENTS THE MS-ACCESS COMPONENTS ARE : TABLES QUERIES
FORMS
REPORTS

11. TABLES ARE USED TO STORE DATA IN A FORM OF ROWS & COLUMNS.
2) QUERIES :
IN MS-ACCESS THE QUERY IS USED TO EXTRACT DATA FROM THE DATABASE.
3) FORMS :
FORM IS LIKE A PRINTED DOCUMENT WHICH IS USED TO ENTER DATA.
4) REPORTS :
THE REPORTS ARE USED TO DISPLAY THE DATA.

12. HOW TO SAVE, OPEN EXISTING FIILE
NOW, WE WILL SEE
HOW TO
OPEN MS-ACCESS
CREATE NEW DATABASE
HOW TO SAVE, OPEN EXISTING FIILE

13. CREATE , VIEW TABLE & ENTERING DATA
NOW, WE WILL SEE
HOW TO
CREATE , VIEW TABLE & ENTERING DATA
ADDING NEW RECORD
INSERTING NEW FIELD
COPY & PASTE THE DATA
HOW TO DELETE DATA

14. THANK U ALL UR’S VALI.. SIR