Object-Oriented Data Modeling – General Questions
1. The fact that the same operation may apply to two or more classes is called what? A.…
Data and Database Administration – General Questions
1. Poor data administration can lead to which of the following? A. A single definition of the same…
The Internet Database Environment – General Questions
1. An intrusion detection system does not perform which of the following? A. Tries to identify attempts to…
Advanced SQL – General Questions
1. What type of join is needed when you wish to include rows that do not have matching…
Logical Database Design – General Questions
1. The entity integrity rule states that: A. no primary key attribute may be null. B. no primary…
Modeling Data in the Organization – General Questions
1. A binary relationship is which of the following? A. A relationship between two attributes B. A relationship…
The Database Environment – General Questions
1. A data warehouse uses: A. partial operational data. B. historical operational data. C. future operational data. D.…
JDBC, Java Server Pages, and MySQL – General Questions
1. How many JDBC driver types does Sun define? A. One B. Two C. Three D. Four 2.…
ODBC, OLE DB, ADO, and ASP – General Questions
1. ODBC minimum SQL grammar contains which of the following? A. INSERT, UPDATE, DELETE only B. Stored Procedures…
Managing Databases with Oracle – General Questions
1. What type of failure occurs when Oracle fails due to an operating system or computer hardware failure?…