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Frequently Asked DBMS Programming Technical Interview Questions

(#M40039454) DBMS QUESTION Keep an EYE

Anil is designing a database of motor vehicles. It has one base entity ‘Vehicles’ which is classified into two sub-entities, 2 wheeler and 4 wheeler. He further breaks them down into more entities. What is the process being used here?
o Generalization
o Specialization
o Aggregation
o Segregation

Asked In DBMS PRANJALI SHARMA (11 years ago)

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(#M40030394) DBMS QUESTION DBMS Keep an EYE

What are the operating system components?

Asked In DBMS MAN (11 years ago)

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(#M40030391) DBMS QUESTION DBMS Keep an EYE

13.Explain the concept of Real-time operating systems?

Asked In DBMS MAN (11 years ago)

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(#M40030399) DBMS QUESTION DBMS Keep an EYE

What are a virtual machines and site their advantages?

Asked In DBMS MAN (11 years ago)

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(#M40152809) DBMS QUESTION Keep an EYE

)Question on inner Join returning N- tuples & Full outer Join returns M- tuples. For both Variables are given & in options relationship is given to find whichever have greater tuples.And variable D is given----- a)then N= M b) N = M + D

Asked In DBMS Puja Bhowmick (10 years ago)

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(#M40152808) DBMS QUESTION Keep an EYE

employee(eno,ename) works_on(eno,pno,ename) project(pno, project) select ename from employee where eno in(select eno from works_on where pno =(select *from project) what is the output ?

a)Employee who works on all project. b)Employee who works one project . c) name of employee who works on more than one project. d)Select ename from employee where salary = salary

Asked In DBMS Puja Bhowmick (10 years ago)

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(#M40157363) DBMS QUESTION DBMS query Keep an EYE

how to print 3rd highest salary in tha salary table?

Asked In DBMS muthukumar (9 years ago)

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(#M40038106) DBMS QUESTION Keep an EYE

In order to use a record management system

a. you need to understand the low level details of how information is stored

b. you need to understand the model the record management system uses

c. bother a and b

d. none of the above

Asked In DBMS Ramya (11 years ago)

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(#M40030366) DBMS QUESTION DBMS Keep an EYE

What are the type of locks ?

Asked In DBMS MAN (11 years ago)

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(#M40030345) DBMS QUESTION DBMS Keep an EYE

What is difference between entity set and entity type?

Asked In DBMS MAN (11 years ago)

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