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14 Terms
Different levels of data abstraction in DBMS
Physical level
Logical level
View level
Physical level
Describes how datas are stored in the secondary device
Logical level
Describes what data are stored in the database
View level
Concerned with the way inwhich individual users view the data
Benefits of ERP ( enterprise resource planning)
.improved resource planning
.Better customer selection
.accurate information
. decision making capacity
. integrity flexibility
.information integrity
Different types of web hosting
.Shared hosting
.dedicated hosting
.virtual private sector
Shared hosting
Many different websites are stored on one single web server and and they share resources like RAM and CPU
Dedicated hosting
Dedicated hosting is when a client uses entire web server and it's resources which is not shared by anyone
Virtual private sector
Physical servers that is virtually partioned into several servers using the virtualisation technology
Compare static webpage and dynamic webpage
Static webpage
Contents and layout is fixed.
database required
Run directly on browser
Easy to develop
Dynamic webpage
Contents and layouts are not fixed
Database required
Run on web server and display results on the browser
Requires programming skills to develop
Define modular programming and 2 advantages
1.process of breaking larger programs into sub programs
Pros.
Reduce the size of the program
Reusability
Less chances of error
What is tokens and it's four types
Token is a fundamental building blocks of c++
Keywords literals punctuators and operation
What is DBMS and it's advantages
Software to create or manage database
Pros.
Data consistency
Data security
Sharing of data
Sharing of data
GPS -
Global positioning system
MMS
Multimedia messege system
DDL
Data definition language
DML
Data manipulation language
DCL
Data control language
ERP(enterprise resource planning) and it's features
Integrated management software to manage an enterprise
Features
.Manufacturing
.sales
.production
.finance