you need to validate a vendor id entered by user the..., Appendix,

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Question:You need to validate a vendor ID entered by a user. The valid vendor IDs exist in a
database table. How can you validate this input?

A Provide a RegularExpressionValidator and set the ValidationExpression property to
/DbLookup{code}. 
B Provide a RangeValidator and set the MinValue property to DbLookup(code) and set
the MaxVaue property to DbLookup(code). 
C Provide a CustomValidator with server-side code to search the database for the
code. 
D Provide a CompareValidator and set the compare expression to the name of a
server-side function that performs a database lookup of the code.

/278

+ AnswerC

+ Report

Descriptive on Appendix Ebook

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Question:You need to validate a vendor ID entered by a user. The valid vendor IDs exist in adatabase table. How can you validate this input?

A Provide a RegularExpressionValidator and set the ValidationExpression property to/DbLookup{code}.

B Provide a RangeValidator and set the MinValue property to DbLookup(code) and setthe MaxVaue property to DbLookup(code).

C Provide a CustomValidator with server-side code to search the database for thecode.

D Provide a CompareValidator and set the compare expression to the name of aserver-side function that performs a database lookup of the code.

C

Question:You need to validate a vendor ID entered by a user. The valid vendor IDs exist in a
database table. How can you validate this input?

A Provide a RegularExpressionValidator and set the ValidationExpression property to
/DbLookup{code}.

B Provide a RangeValidator and set the MinValue property to DbLookup(code) and set
the MaxVaue property to DbLookup(code).

C Provide a CustomValidator with server-side code to search the database for the
code.

D Provide a CompareValidator and set the compare expression to the name of a
server-side function that performs a database lookup of the code.