12th Class Computer Science MCQS
The relationship can be:
One-to-one
Many-to-many
All
One-to-many
The number of variables that can be used in printf ( ) function are
one
zero
three
many
Which is used to display yes/no values:
Both a & b
None of these
Option buttons
Check box
Which of the following is a valid format specifier
%-7f
all
%10d
%7.2f
An advantage of partitioning is:
Accuracy
Efficiency
Reliabilty
Extra space
Data type int contain bytes:
10
4
1
2
An entity related to itself in an ERD model refers to
many to many relationship
on to one relationship
one-to-many relationship
recursive relationship
Escape sequence starts with the character
/
%
none
#
Object used to retrieve data from database is called:
Tables
Forms
Queries
Repons
Which component of physical database design refers to the consistency of data?
Integrity constaint
Indexes
File organization
Data distribution strategy
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