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Online Tests
Computer Science Ics Part 2 Chapter 3 Online Test MCQs With Answers
Question # 1
Which of the following can be used as flag value
Choose an answer
+
#
-
all
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Question # 2
Data type int contain bytes:
Choose an answer
10
4
2
1
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Question # 3
Which of the following keys us not unique:
Choose an answer
Candidate key
Forein key
Primary key
Secondary key
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Question # 4
Local variables are also called:
Choose an answer
Automatic variables
Global variables
Grid Variables
None of these
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Question # 5
A factor to consider when choosing a file organization is:
Choose an answer
Fast retrieval
Security
Efficient storage
All
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Question # 6
Which of the following are ingredients of data modeling?
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Entities
Attributes
Relationship
All
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Question # 7
All of the following are components of physical database design EXCEPT:
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Data volume and usage anylisis
Data distribution strategy
File organization
Normalize the relations
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Question # 8
Which of the following is a valid format specifier
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%10d
%7.2f
%-7f
all
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Question # 9
Conditional operator is also called:
Choose an answer
True operator
Ternary-operator
Truth operator
All of these
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Question # 10
A technique for physically arranging the records of a file on secondary storage devices is called:
Choose an answer
Physical pointer
Retrieval program
File organization
Update program
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Question # 11
Customers,cars and parts are examples of:
Choose an answer
Entities
Attributes
Cardinals
Relashionships
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Question # 12
Object used to retrieve data from database is called:
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Forms
Repons
Queries
Tables
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Question # 13
In hybrid distribution, what types of fragments are stored at only one site?
Choose an answer
Critical fragments
Non-critical fragments
Critical and non-critical fragments
Only large fragments
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Question # 14
The function clrscr ( ) is defined in
Choose an answer
stdio.h
math.h
canio.h
graphic.h
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Question # 15
Which of the following is basic data distribution strategy?
Choose an answer
Centralized
Partitioned
Replication
All
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Question # 16
An advantage of partitioning is:
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Efficiency
Extra space
Reliabilty
Accuracy
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Question # 17
Which of the following key does not hold uniqueness property ?
Choose an answer
candidate key
foreign key
primary key
Secondary key
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