Final Examination Semester 2 / Year 2010

Transcription

1 Southern College Kolej Selatan 南方学院 Final Examination Semester 2 / Year 2010 COURSE : INTRODUCTION TO DATABASE COURSE CODE : CCIS2203 TIME : 2 1/2 HOURS DEPARTMENT : COMPUTER SCIENCE LECTURER : WONG YOW WEI Student s ID : Batch No. : Notes to candidates: 1) The question paper consists of 8 pages and 9 questions. 2) Answer all questions. 3) Use the Standardized Answer Form for all sections. 4) Return the question paper with your answer booklet.

2 Q1. Write down the correct answer for the following questions. (i). Which of the following is not an object in Microsoft Access? (a). Modules (b). Forms (c). Tables (d). None of the above (ii). To prompt the user a message in VBA, what is the keyword? (a). MsgBox (b). Alert (c). Notice (d). System.out.print (iii). To retrieve records for all boys or girls with long hair, the SQL is? (a). Select * from Person where (Gender= M or Hair= long ) and Gender= F ; (b).select * from Person where Gender= M or (Gender= F and Hair= long ); (c).select * from Person where (Gender= M and Hair= Long ) and (Gender= F and Hair= Long ); (d).select * from Person where Gender= M or Hair= long ; (iv). To calculate the number of records in a table, what is the keyword in SQL? (a). count (b). calculate (c). evaluate (d). compute (v). What is the usage of a Foreign Key? (a). To ensure the data between two or more tables are consistent (b). To ensure the data between two or more tables are not repeating (c). To ensure the data between two or more tables are easy to understand (d). None of the above (vi). What is the best data type to store data in Access? (a). OLE objects (b). Text (c). Lookup Wizard (d). Hyperlink 1/8

3 (vii). How to declare a variable named yourtext in Modules? (a). Var yourtext (b). String yourtext (c). Dim yourtext (d). None of the Above (viii). To trigger an event when a text input is on focus, we use: (a). On Enter (b). On Key Press (c). On Key Up (d). On Got Focus (ix). To restrict the field Fruits to allow Orange, Apple and Pear only, what is the validation rule? (a).fruits ="Orange" Or Fruits="Pear" Or Fruits ="Apple" (b). Fruits ="Orange" And Fruits="Pear" And Fruits ="Apple" (c). ="Orange" Or ="Pear" Or ="Apple" (d). ="Orange" And ="Pear" And ="Apple" (x). SQL can performwhich kind of operation? (a). Insert (b). Update (c). Delete (d). All of the above 2/8

4 Problem: Game Tier is a local online game group. It has a database keeps track of the gaming record. Below are some of the tables used in the database, namely, User, Category, Game, UserGame and Topup. Q2. Create a Database named GameTier_C093005XXX.mdb. (3 Marks) Q3. Create all the tables as shown below. (5 Marks) User Name Data Type UserID Text 10 Y User's ID UserName Text 50 User's Name NickName Text 50 Name Appears on Game Password Text 10 Password CurrentCredit Number Credit Available Game Name Data Type GameID Text 4 Y Game's ID GameName Text 100 Game's Name CategoryID Text 8 Category ID CreditRequired Number Credit required to play the game UserGame Name Data Type UserID Text 10 Y User's ID GameID Text 4 Y Game's ID Score Number Score of user in the game UpdateDate Date The Latest Date of modification Topup Name Data Type UserID Text 10 Y User's ID TheDate Date Y Game's ID CreditAmount Number Amount of Credit 3/8

5 Category Name Data Type CategoryID Text 8 Y Category's ID CategoryName Text 100 Name of the Category Q4. Enter all the tables data as shown. (5 Marks) User UserID UserName NickName Password CurrentCredit jjj123 Chirstine Bandits akira007 Joshua Summerhead zac111 Zaini zac hershey Eileen Porche flamingo Wong Totoro rotiprata Adeline littlehead Category CategoryID CategoryName C01 Advanture C02 C03 C04 C05 C06 RPG Arcade Sports Leisure Fun Game GameID GameName CategoryID CreditRequired G01 Counter Strike C02 25 G02 World of Barney C05 15 G03 Loops C03 12 G04 Happy Farm Fantasy C06 30 G05 Chef For Hire C06 15 G06 Risk 7.0 C01 20 G07 Photo Hunt C /8

6 UserGame UserID GameID Score UpdateDate jjj123 G /21/2010 akira007 G /21/2010 zac111 G /21/2010 hershey G /21/2010 flamingo G /21/2010 rotiprata G /21/2010 jjj123 G /18/2010 akira007 G /19/2010 zac111 G /20/2010 hershey G /18/2010 flamingo G /19/2010 rotiprata G /20/2010 jjj123 G /18/2010 akira007 G /19/2010 zac111 G /20/2010 hershey G /18/2010 flamingo G /19/2010 rotiprata G /20/2010 Topup UserID TheDate CreditAmount jjj123 5/21/ akira007 5/22/ zac111 5/23/ hershey 5/24/ flamingo 5/25/ rotiprata 5/26/ jjj123 5/27/ akira007 5/28/ zac111 5/29/ hershey 5/30/ flamingo 5/31/ rotiprata 6/1/ Q5. In the Relationship diagram, identify all the foreign keys and enforce the referential integrity to on Update Cascade. (5 Marks) 5/8

7 Q6. Complete all the tasks below. 6.1 In the table Game, add a Validation Rule to CreditRequired to allow values from 10 to 50 only. The Validation Text is Please Enter a value between 10 and 50. (3 Marks) 6.2 Also, set the default value of CreditRequired to 30. Q7. Create all the queries below. 7.1 Create a query Q1 to retrieve all the Game s Detail. (5 Marks) 7.2 Create a query Q2 to allow user to key in the search criteria for Nick Name in order to receive the User s Detail. The Prompt Message is Enter The Nick Name of the User. (5 Marks) 7.3 Create a query Q3 to retrieve all the UserGame s Detail between the Date and (5 Marks) 7.4 Create a query Q4 to retrieve UserID, NickName, GameID, GameName and Score. (5 Marks) 7.5 Create a query Q5 to retrieve the Highest Score for Each Game. (5 Marks) 6/8

8 Q8. Complete all the tasks below. INTRODUCTION TO DATABASE 8.1 Create a Form for Table Game and name it Game. 8.2 Replace the Input CategoryID with a ComboBox. The Combo Box should display CategoryID and CategoryName. (3 Marks) 8.3 Create a Report R1 based on the Table User. (5 Marks) 8.4 Create a Report R2 as followed. Sort by GameID ascending, Score descending. (5 Marks) 8.5 Create a Report R3 as followed. Sort by GameID (7 Marks) 7/8

9 Q9. Complete all the tasks below. INTRODUCTION TO DATABASE 9.1 Create a Macro 1 to open Report R2. The macro has to link the report with Form Game, so that when the current record in Form Game is G01, the report only display record for Game G01. (3 Marks) 9.2 Create a Button in Form Game to execute the Macro 1. The Text on the Button is View Game Record. 9.3 Create a sub procedure Named Greetings and save in Module MyModule. The Function will display a message Welcome to GameTier. (3 Marks) 9.4 Add an event On_Load to Form Game so that when the Form Game is loaded, it will execute the procedure Greetings /8