1 MID TERM EXAM DIRECTIONS George Koutsogiannakis Spring 2011 CS441 CURRENT TOPICS IN PROGRAMMING LANGUAGES

Where is the Exam. given On March 7 during the normal class time. – Internet students on main campus should come to class room SB 201 – Other Internet students will take the exam. at their respective locations. Proctors have been hired to administer the test (unless the student has indicated that he/she will come to main campus). 2

MIDTERM EXAM GUIDELINES Topics Summary – Architecture of a Web Enterprise. Study the parts that constitute the presentation layer the web layer the business layer. – 3 tier architecture. – Applet to Servelt to RMI communications. 3

MIDTERM EXAM GUIDELINES Exam Description You will write a simple program that consists of: – An applet communicating with a servlet via GET – The servlet acts as a RMI client and submits the request to the RMI server. – The RMI server forms a response and sends it back to the servlet. – The servlet sends the response to the applet. 4

MIDTERM EXAM GUIDELINES – The applet captures the response with proper streams. – The context type could be either text/html or java serializable objects. Therefore study the proper streams for either case. – There will be only one parameter involved in the request. – The applet must be able to set up a graphical component, like a text field, and capture the use’s value for the parameter involved. 5

What to Study Primarily the slides of the presentations pertaining to the topics described in slides 5 and 6. Read the texts’ chapters outlined at the end of each presentation (Study Guide slide). Read the corresponding examples and homework assignments. The exam is closed book closed notes. 6

What to Study You will be able to use your laptop to type your programs in a text editor that does not produce code like EditPlus or a similar editor. Do not open any other files other than the text editor during the examination period. You would not have to compile your code. 7

Submission At the end of the exam. period: – Zip the source code files involved and name the zipped file: Yourname_midterm.zip – Upload on Blackboard in assignment folder “Midterm Exam”. 8