Online NAT ICS Computer Science Computer Test Preparation for Pakistani Students

NAT I Computer Science Computer

Sr. #	Questions	Answers Choice
1	In 3NF which form of dependency is removed?	Functional Non-functional Associative Transitive
2	In first normal form	Tables are break down Tables are re-joined Tables are maked None of the above
3	Primary key is used	To short the data speedy Searching is speeded up Not allows duplicate entities All of the above
4	How many tables are present in a database?	1 10 100 As required
5	A relational database system is a system in which	The user views all the data as being stored in the form of tables The operations are operate on tables only The operations are produced as their output data in form of tables All of the above
6	Object-oriented is a	Broad category of relation database model Latest research on the relational database model Principles of the relational database model None of the above
7	The degree of a table is the total number of	Tuple Attribute Records Fields
8	An attribute corresponds to a	Record Cardinality Row Column
9	A relation corresponds to the concept of a	Table Data structure Procedure View
10	Database system can be divided into______broad categories	5 4 7 3