EASY
HSSC Clerk
IMPORTANT
Earn 100

An indexing operation _____.
(a)Sorts a file using a single key
(b)Sorts file using two keys
(c)Establishes an index for a file
(d)Both (a) and (c)
(e)None of these

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Important Questions on Database Management System
MEDIUM
HSSC Clerk
IMPORTANT
The language used in application programs to request data from the DBMS is referred to as the ____.

MEDIUM
HSSC Clerk
IMPORTANT
A _____ means that one record in a particular record type is related to only one record of another record type.

EASY
HSSC Clerk
IMPORTANT
In files, there is a key associated with each record, which is used to differentiate among different records. For every file, there is at least one set of keys that is unique. Such a Key is called _____.

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HSSC Clerk
IMPORTANT
Data mining evolve as a mechanism to cater the limitations of ____ systems to deal massive data sets with high dimensionality new data type, multiple heterogeneous data resource etc.

EASY
HSSC Clerk
IMPORTANT
Rows of a relation are called _____.

MEDIUM
HSSC Clerk
IMPORTANT
Which of the following is not a type of database?

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HSSC Clerk
IMPORTANT
Which of the following is not a type of SQL statement?

MEDIUM
HSSC Clerk
IMPORTANT
Which of the following is used with database?
