Which is the full name of "DBMS"?
Dig Data Management System
Dig Data Managemment Science
Database Management Science
Database Management System
Which of the following is transaction atomic?
The transaction can not insert wrong data into databases.
The transaction can not be split further.
One transaction does not affect other transactions.
The result in then never forgetten once a transaction has successed.
Which of the following is transaction durable?
The transaction can not insert wrong data into databases.
The transaction can not be split further.
One transaction does not affect other transactions.
The result in then never forgetten once a transaction has successed.
Which of the following is transaction consistent?
The transaction can not insert wrong data into databases.
The transaction can not be split further.
One transaction does not affect other transactions.
The result in then never forgetten once a transaction has successed.
Which of the following is transaction isolated?
The transaction can not insert wrong data into databases.
The transaction can not be split further.
One transaction does not affect other transactions.
The result in then never forgetten once a transaction has successed.
What is the full name of SQL?
Search Query Lanauage
Search Quest Language
Stuctured Query Language
Structured Quest Language
Which of the following is not correct?
Schema contains all the column names and the data types.
The schema is always changed once the database is defined
The schema is logical design
The schema is called "meta-dta"
Which of the following is not correct?
Keys in table is compulsory
Keys is used to uniquely identify different entities
It can only set one data fiely as keys.
Keys can be only one data field or combination of more than two data fields.
Which of the following are the comon data types?
Text
Number
Currency
Date
Which of the following are correct?
Database contains data only
Spreadsheet contains data and formulas
Database allow many simultaneous users via a network
Database is designed to be easy to use even by beginners.