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  • admin 5:47 am on May 7, 2014 Permalink
    Tags: 1Z0-061 certification dumps,   

    Free Update Passleader 1Z0-061 Study Materials With 20% OFF (51-60) 

    QUESTION 51
    You issue the following command to alter the country column in the departments table:
    511
    Which statement is true?

    A.    It produces an error because column definitions cannot be altered to add default values.
    B.    It executes successfully and all the rows that have a null value for the country column will be updated with the value ‘USA’.
    C.    It executes successfully. The modification to add the default value takes effect only from subsequent insertions to the table.
    D.    It produces an error because the data type for the column is not specified.

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  • admin 6:08 am on May 6, 2014 Permalink
    Tags: 1Z0-061 certification dumps, 1Z0-061 study materials   

    Free Update Passleader 1Z0-061 Study Materials With 20% OFF (41-50) 

    QUESTION 41
    Evaluate the following SQL statement:
    411
    Which statement is true regarding the above query if one of the values generated by the subquery is null?

    A.    It produces an error.
    B.    It executes but returns no rows.
    C.    It generates output for null as well as the other values produced by the subquery.
    D.    It ignores the null value and generates output for the other values produced by the subquery.

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  • admin 4:47 am on April 11, 2014 Permalink
    Tags: 1Z0-061 certification dumps,   

    Free Update Passleader 1Z0-061 Study Materials With 20% OFF (1-10) 

    QUESTION 1
    You need to create a table for a banking application. One of the columns in the table has the following requirements:
    1) You want a column in the table to store the duration of the credit period.
    2) The data in the column should be stored in a format such that it can be easily added and subtracted with date data type without using conversion functions.
    3) The maximum period of the credit provision in the application is 30 days.
    4) The interest has to be calculated for the number of days an individual has taken a credit for.
    Which data type would you use for such a column in the table?

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