Informatio technology 2

1. INFOTECH 2 CODES
TUITION FEE: [TOTAL UNITS]*525 TOTAL FEE: [TUITION FEE] + [MISC FEE]
MS ACCESS is an application softwareused for storingorganizingmaintaining,retrievingand of largequantities of related information
into the computer.
DATABASE is an organized collection of related information about an object a person an organization or other entity
Example:
Costumer records
Directory
Daily time record
Student grades information
DATABASE MANAGEMENT SYSTEM(DBMS) is a type of software which manages a database
Example of dbms:
Microsoft Access
Visual fox pro
STRUCTURE OF DATABASE
1. FIELD- a singlepieceof information about an entity or object
2. RECORD- a collection of related fields
3. TABLE- a collection of related records
4. DATABASE- a singletableor collection of related fields
MS ACCESS FILE OBJECT
1. TABLES – Storage containers of your date
2. FORMS- an electronic version of a paper form where you enter the information into the database,changethe information or
view it on screen
3. QUERIES- an object for searchingand retrievingjustthe information in the tabl e that you want
4. REPORTS- allows you to analyseor printdata usinga specific layout
5. MACROS- lets you perform a series of MS ACCES tasks by issuingjustonecommand
6. MODULE- this object allows you to programthe series of MS ACCESS tasks and perform it automatically
MS ACCESS FIELD TYPE
1. TEXT- accept information composed of alphabetic or numbers not to be used for computation
2. MEMO- text data exceeding 255 characters
3. NUMBER- numeric values that will notbe formatted with currency]
4. CURRENCY- numeric values, a number of decimal places and a currency symbol
5. DATE/TIME- for date or time entries
6. AUTONUMBER- a field which lets MS ACCESS to automatically number the record
7. YES/NO- a field which accepts a YES or NO entry
8. OLE OBJECT – this a field that stores a document created by some other application likegraphics sound filephoto or graph
9. HYPERLINK- a field that contains web sites
10. LOOK UP WIZARD- a field that displays thepossiblechoices through a pop down listand simpleclick on the correct one
11. DATASHEET- a window in tabular form used for entering, editing, updating or viewing the data in table
12. DATA TYPE- is the characteristic of a field that determines what type of data itcan hold
13. PRIMARY KEY- one or more fields whosevalueor values uniquely identify each record in table
John Paul Ranoco BSBA – Marketing
Order ID Costumer ID Product ID Quantity Price Per Unit
1
2
3
4
5
101
102
103
104
105
211
212
213
214
215
34
50
36
30
25
250
300
250
200
150
FEILDS
RECORD
S
TABLE