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.A relational database developer refers to a record as
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Question 2 of 30
Q-2.Which of the operations constitute a basic set of operations for manipulating relational
data?
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Question 3 of 30
Q-3.The way a particular application views the data from the database that the application
uses is a
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Question 4 of 30
Q-4.SET concept is used in :
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Question 5 of 30
Q-5.Relational Algebra is
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Question 6 of 30
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Question 7 of 30
Q-7.E-R model uses this symbol to represent weak entity set ?
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Question 8 of 30
Q-8.The statement in SQL which allows to change the definition of a table is
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Question 9 of 30
Q-9.To delete a particular column in a relation the command used is:
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Question 10 of 30
Q-10.The database environment has all of the following components except:
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Question 11 of 30
Q-11.Key to represent relationship between tables is called
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Question 12 of 30
Q-12.The DBMS language component which can be embedded in a program is
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Question 13 of 30
Q-13.The language used in application programs to request data from the DBMS is referred
to as the
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Question 14 of 30
Q-14.In E-R Diagram derived attribute are represented by
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Question 15 of 30
Q-15.Which of the following database object does not physically exist?
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Question 16 of 30
Q-16._________ is a virtual table that draws its data from the result of an SQL SELECT statement.
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Question 17 of 30
Q-17.A primary key if combined with a foreign key creates
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Question 18 of 30
Q-18.A DBMS query language is designed to
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Question 19 of 30
Q-19.In an E-R diagram attributes are represented by
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Question 20 of 30
Q-20.Which one of the following is not true for a view:
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Question 21 of 30
Q-21.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 22 of 30
Q-22.The property / properties of a database is / are :
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Question 23 of 30
Q-23.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 24 of 30
Q-24.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 25 of 30
Q-25.Relational Algebra is
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Question 26 of 30
Q-26.A set of possible data values is called
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Question 27 of 30
Q-27.In E-R Diagram relationship type is represented by
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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.TrAnsaction processing is associated with everything below except
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Question 30 of 30
Q-30.In an E-R diagram an entity set is represent by a
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