Dbm 050305
•	Record are made of filed
•	Filed are made of characters 
•	Character are made of bytes
•	Bytes are made of bite
•	Bites are made of 0’s and 1’s
•	0’s and 1’s are made of signals
•	Data integrity – make sure that the data that you made is stable and it is not ganna be corrupted
•	In VB the comment is “!”
•	Why people use comment in programming? For explanation
•	PHP is open source – it means the program is accessible- you can change or add to it - Perl
•	Microsoft is not open source it is just”.exe” not to modify it.

SQL is similar to MYSQL. MYSQU, PHP both are free
PHP and MYSQL can be embedded to each other and modify both
PHP advantage you can work with windows and Linux both and it is free- you can put it in your server. You can do the same thing as you do with CGI with that.
Print is the cout in Perl, CGI, dos, shell
Perl is a language not a database
Perl has a lot of pattern matching in it- so you can do different kinds of search with Perl
CGI-
ASP- Active server page- it is like Visual Basic
JSP- Java Script Pages
JAVA – 

•	Select is the same as Search
•	How is Deleting in SQL? Delete
•	How is Add a record in SQL? insert
•	How is Modify a record in SQL? edit 

Does UNIX command line have IDE? No because it doesn’t have integrated IDE
IDE is the place that you can write, edit and delete the program

Is it easy to work with file in Java, VB or C++? C++. Because you use it in one step and one line of code.
Today data base is not intelligent and you can’t get the direct search to the exact point.

For sure there will be some Questions on CGI. Read the pages on the book.
•  March 15, 2005 True/False Test 
•  March 29, 2005 Midterm 
•  Create a Bank Interface (GUI) and demo in class 
•  Create a Sequential File Process - 
•  Create a Random Access File Process - 
•  Create a Hashing search function - 
•  Create a Encryption code program - 
•  Create a Security code program - 
•  Create a Validation function program - 
•  Create a Database of Professors at Old Westbury (First,Last,Office Hours,Dept) see page 704 for reference 
•  Database makes the Internet Dynamic 
•  Database: Insert, Display, Search, Update, Delete
There is another server as : Telnet 137.139.181.7 as a new server