Database Management System Set 49

Computer Science Engineering (CSE),

Bachelor of Science in Computer Science FY (BSc CS),

Bachelor of Science in Computer Science SY (BSc CS),

Bachelor of Science in Information Technology SY (BSc IT),

Bachelor of Computer Applications (BCA),

Bachelor of Business Administration in Computer Applications (BBA [CA]),

Bachelor of Science in Information Technology (BSc IT),

Bachelor of Science in Computer Science (BSc CS),

Master of Business Administration (MBA)

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This set of DataBase Management System (DBMS) Multiple Choice Questions & Answers (MCQs) focuses on Database Management System Set 49

Q1 | A set of objects that share a common structure and a common behavior is called:
Q2 | Every weak entity set can be converted into a strong entity set by:
Q3 | The number of entities to which another entity can be associated via a relationship set is expressed as:
Q4 | The view of total database content is
Q5 | The file organization that provides very fast access to any arbitrary record of a file is:
Q6 | What is not true about a view?
Q7 | The database schema is written in
Q8 | Who developed SEQUEL?
Q9 | Which of the following is used to get all the columns of a table?
Q10 | The first commercial RDBMS is:
Q11 | Which of the following is not a DCL statement?
Q12 | Which of the following is the result of a select statement?
Q13 | Which of the following clause specifies the table or tables from where the data has tobe retrieved?
Q14 | How many tables can be joined to create a view?
Q15 | Which of the following can be used to get those items that fall within a range?
Q16 | Which of the following constitutes a basic set of operations for manipulating relationaldata?
Q17 | Which of the following is not a relational algebraic operation that is not form the settheory?
Q18 | Which of the following is not a relational algebraic operation that is developedspecifically for the relational databases?
Q19 | Which is the symbol used to denote the SELECT operation?
Q20 | Which of the following operations need the participating relations to be unioncompatible?
Q21 | What will be the number of columns of CARTESIAN PRODCUT if the participatingrelations have 5 and 7 columns respectively?
Q22 | What will be the number of columns of CARTESIAN PRODCUT if the participatingrelations have 5 and 20 rows respectively?
Q23 | Which of the following is the operation that is used if we are interested in only certainattributes or columns of a table?
Q24 | Which of the following is not a procedural language?
Q25 | Who developed QBE?
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