With each visit of this Database Management System online Quiz / Practice Test, the list of MCQs / Objective Questions presented will be different, offering you a diverse set of practice opportunities. This variability encourages you to practice extensively, refining the accuracy of your answers and your overall grasp of the content. By utilizing this resource, you can hone your skills and become more adept at managing time constraints during actual exams.
Test Instructions Question type Randomized MCQs.Changes every time you visit the test Total Number of Questions 30 Time Limit 20 Minutes Points 1 Point for each Question
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Question 1 of 30
Q-1.Which of the following is another name for weak entity?
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Question 2 of 30
Q-2.The database schema is written in
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Question 3 of 30
Q-3.A subschema expresses
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Question 4 of 30
Q-4._________ is a virtual table that draws its data from the result of an SQL SELECT statement.
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Question 5 of 30
Q-5.In an E-R diagram an entity set is represent by a
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Question 6 of 30
Q-6.A set of possible data values is called
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Question 7 of 30
Q-7._____________ function divides one numeric expression by another and returns the
remainder
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Question 8 of 30
Q-8.The way a particular application views the data from the database that the application
uses is a
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Question 9 of 30
Q-9.A set of possible data values is called
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Question 10 of 30
Q-10.It is possible to define a schema completely using
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Question 11 of 30
Q-11._________ is a virtual table that draws its data from the result of an SQL
SELECT statement.
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Question 12 of 30
Q-12.The conceptual model is
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Question 13 of 30
Q-13.A report generator is used to
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Question 14 of 30
Q-14.Which one of the following is not true for a view:
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Question 15 of 30
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Question 16 of 30
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Question 17 of 30
Q-17.The method in which records are physically stored in a specified order according to a key
field in each record is
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Question 18 of 30
Q-18.The method in which records are physically stored in a specified order according to a key
field in each record is
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Question 19 of 30
Q-19.The physical location of a record is determined by a mathematical formula that trAnsforms
a file key into a record location is :
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Question 20 of 30
Q-20.Relational Algebra is
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Question 21 of 30
Q-21.An entity set that does not have sufficient attributes to form a primary key is a
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Question 22 of 30
Q-22.In case of entity integrity, the primary key may be
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Question 23 of 30
Q-23.Natural join is equal to?
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Question 24 of 30
Q-24.The DBMS language component which can be embedded in a program is
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Question 25 of 30
Q-25.A primary key is combined with a foreign key creates
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Question 26 of 30
Q-26.The property / properties of a database is / are :
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Question 27 of 30
Q-27.The statement in SQL which allows to change the definition of a table is
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Question 28 of 30
Q-28.Which of the following is another name for weak entity?
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Question 29 of 30
Q-29.SET concept is used in :
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Question 30 of 30
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