1) Clearly state the tasks the user wishes to carry out. a) End user requirement b) Functional requirement 2) Tasks the database will carry out for the user. a) End user requirement b) Functional requirement 3) A database that has only one table. a) Flat file database b) Relational database 4) A database that has two or more tables. a) Flat file database b) Relational database 5) Uniquely identifies a record in a table. a) Primary key b) Foreign key 6) Links two tables together in a database. a) Primary key b) Foreign key 7) Advantage of a relational database. a) Avoids data duplication b) Single tabe 8) Data type used in a database. a) Text b) Date/Time c) String 9) Data type used in a database. a) Number b) Date/Time c) String 10) Data type used in a database. a) Date b) Date/Time c) String 11) Data type used in a database. a) Time b) Date/Time c) String 12) Data type used in a database. a) Boolean b) Date/Time c) String 13) Type of Validation. a) Field length check b) Table name 14) Type of Validation. a) Restricted choice b) Attribute name 15) Type of Validation. a) Presence check b) Primary key 16) Type of Validation. a) Range check b) Foreign key 17) What is the only field that can have it's size set? a) Text b) Number c) Date d) Time e) Boolean

S3 Database

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？