Which of the following JPA-related statements in false?
a. An object that implements the TypedQuery generic interface performs queries and returns a collection of matching entities.
b. To create queries, you can use EntityManager methods.
c. The Java Persistence Query Language (JPQL) is quite similar to SQL.
d. JPQL is optimized for dealing with relational database tables, rather than entity objects.
d. JPQL is optimized for dealing with relational database tables, rather than entity objects. Actually, JPQL is optimized for dealing with entity objects, rather than relational database tables.
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Which is a not requirement of a custom data type to be used in web services?
a) Any variables to be accessed during runtime must be declared WebVar. b) The class with the web methods must provide a Public default constructor. c) Properties and instance variables that should be serialized must be declared Public. d) Properties that should be serialized must provide both get and set accessors.
You would like to conduct a survey and ask your web page visitors to indicate the computer operating systems that they use. Each visitor could use more than one computer operating system. Select the form control that is best to use for this purpose.
a. check box b. radio button c. text box d. scrolling text box
If you want to pull specific data about customers from your company's central database (RDBMS), you should:
A) create a new table, use a form, and then manually enter the data. B) ask the IT department to send you the data. C) create a new table in Access and manually enter the data. D) link a table to the RDBMS and use a query.
A(n) ____ paragraph is a paragraph that begins with a dot or other symbol.
A. headline B. centered C. bulleted D. indexed