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    sql

    sql Interview Questions and Answers

    Ques:- The SQL keywords _____ is used with wildcards.
    A. NOT in only
    B. IN and NOT IN
    C. IN only
    D. LIKE only

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    Ques:- Which of the following is the original purpose of SQL?
    A. To define the data structures
    B. To specify the syntax and semantics of SQL data definition language
    C. To specify the syntax and semantics of SQL manipulation language
    D. All of the above

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    Ques:- Which one of the following sorts rows in SQL?
    A. ALIGN BY
    B. ORDER BY
    C. SORT BY
    D. GROUP BY

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    Ques:- SQL data definition commands make up a(n)
    A. HTML
    B. DML
    C. DDL
    D. XML

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    Ques:- You can add a row using SQL in a database with which of the following?
    A. INSERT
    B. CREATE
    C. ADD
    D. MAKE

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    Ques:- The result of a SQL SELECT statement is a(n)
    A. File
    B. Report
    C. Form
    D. Table

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    Ques:- The primary key is selected from the
    A. Determinants
    B. Candidate keys
    C. Composite keys
    D. Foreign keys

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    Ques:- A relation is in this form if it is in BCNF and has no multivalued dependencies.
    A. Second normal form
    B. Third normal form
    C. Fourth normal form
    D. Domain/key normal form

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    Ques:- SQL can be used to
    A. Create database structures only
    B. Query database data only
    C. Modify database data only
    D. All of the above can be done by SQL

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    Ques:- SQL query and modification commands make up a(n)
    A. DDL
    B. HTML
    C. XML
    D. DML

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    Ques:- The SQL statement that queries or reads data from a table is
    A. READ
    B. SELECT
    C. ORDER
    D. QUERY

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    Ques:- The command to eliminate a table from a database is
    A. DELETE TABLE CUSTOMER
    B. UPDATE TABLE CUSTOMER
    C. DROP TABLE CUSTOMER
    D. REMOVE TABLE CUSTOMER

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    Ques:- Second normal form should meet all the rules for
    A. 1 NF
    B. 3 NF
    C. 4 NF
    D. 5 NF

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