Ungyi Tech

Module 1 Internet and the Web are not the same thing – the Web is a series of hyperlinked documents residing on the Internet Many protocols exist on the Internet, including HTTP, FTP, SMTP, POP3, TELNET... An IP address uniquely identifies computers on the Internet Domain names provide a human-readable abstraction of IP addresses. Consist of TLDs, ccTLDs, SLDs, subdomains... DNS resolves domain ..

Topic: exam prepphp sesstion: self-submitting form using session variable.

Module 10.

$fp = fopen("$document_root/../orders/orders.txt", 'ab'); to open text file in php putting @ at the start of code will tell php to ignore even if there is error in that line. Its called error suppression operator

A shopping cart feature that doesn't require sign in to use. Logging user activity and event may help

Topic: sessions in website. session variable can be used in browser wise. Session will enable multiple user connection.

if statement Hasing and securing password is extra mark in assessment. not required though. check the privilege for access level. for and while is essentially same exam: expected the result of code.

Topic: database interaction The user will interact using html webpage not directly to database. The email address need to be unique and it will checked in database side. Check the user id when browse the profile. Access level control - administrator, user. Workshop 4

Topic: Form in web page The radio button and dropdown menu used in same way. The value in input textbox is default value. The placeholder will show and do not disrupt user input. a label tag use element id to identify which element is connected to. get method can be used in searching. In assessment, the website shouldn't be able to show web page to unauthorized person or request. By adding id at..

Topic: Database Primary Key (PK) is the ID for each data. When the system relying on unique key, php need to attempt inserting new data. and get error or success message from database When the duplication checking process is done in php process, the database will be asked for the duplication rather than try to put new data. The drop-down list can be gathered from database and it makes easier man..