12th Class Computer Science MCQS
The process data is called
data
information
none
processing
A set of related created and managed by a (DBMS) is called:
Module
Record
Database
Field
Which of the following may be a temporary life?
master File
none of these
transaction file
back up file
A logical grouping of characters is a:
Field
File
Record
All
Basic, fortan cobol, Pascal, C etc are ————– language
intermediate-level
medium-level
high-level
lovel-level
All records in a file have the same:
Key
Structure
Contents
Order
Which of the following operations can be performed on data after the data has been captured and manipulated?
Managing output result
Storage and retrival
None
Communication
The type of files from usage point of view include:
Master file
Backup file
Transaction file
All
A constraint that no primary key should contain nulls is known as:
SQL query
Dependence
Entity integrity
Normalization
Which of the following file is used to store additional copy of data?
Master file
Transaction file
None
Backup file
<—————>
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