Test 2 T1

What is information about data called?

• Hyper data
• Tera Data
• Meta Data
• Super Data
• Info Data

Which of the following is not a Data Model?

• Aggregate Model
• Network Model
• Hierarchical Model
• ER model
• Relational Model

The Users who use easy-to-use menu are called____________________.

• Naïve User
• Database Administrator
• Sophesticated User
• Application Programmer
• Specialised User

The ________ architecture leads to a performance loss with an increase in the number of users.

• two-tier DB
• three-tier DB

A _________ DB architecture is comparatively much easier to maintain as well as build.

• two-tier DB
• three-tier DB

______ manager controls the concurrency and atomicity in database system

• Authorization manager
• Integrity Manager
• Transaction Manager
• File manager
• Buffer Manager

Multiple users are allowed to access data simaltenously is called ______

• Redundancy
• Integrety
• Atomicity
• Concurrency

Role based authorities has been assigned can be called as ________

• Data Sharing
• Data Security
• Intergrety
• Data Accessing

Data contained in the database is both correct and consistent

• Data Sharing
• Data Security
• Intergrety
• Data Accessing

What is Composite key in DBMS

• a combination of multiple tables
• a combination of multiple Column
• a combination of multiple Rows
• None of Above