CPSC 203 Introduction to Computers Lab 39, 40 By Jie (Jeff) Gao

2 March 2004CPSC Labs by Jie Gao2 Midterm Exam Date and time:Date and time: –March 3, Wednesday –6:00 PM Location: Science Theatre 140 & 148Location: Science Theatre 140 & 148 Duration: 1 hourDuration: 1 hour Type: Multiple choiceType: Multiple choice Please prepare pencils and erasersPlease prepare pencils and erasers No electronic devices allowedNo electronic devices allowed

2 March 2004CPSC Labs by Jie Gao3 Table Design Data type optionsData type options –Field size –Format –Decimal places –Required Some data types in detailSome data types in detail –AutoNumber –Number –Date/Time

2 March 2004CPSC Labs by Jie Gao4 Primary Key A field in a tableA field in a table Its value can uniquely identify each record, i.e. no two records have the same value in this fieldIts value can uniquely identify each record, i.e. no two records have the same value in this field It is often the field like “ID”It is often the field like “ID” We can define a primary key in the design viewWe can define a primary key in the design view Access can automatically add a primary key in AutoNumber typeAccess can automatically add a primary key in AutoNumber type