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  • Question No. 1

    Given:

    Which annotation should be used to remove warnings from compilation?

    A. @SuppressWarnings on the main and print methodsB. @SuppressWarnings(''unchecked'') on main and @SafeVarargs on the print methodC. @SuppressWarnings(''rawtypes'') on main and @SafeVarargs on the print methodD. @SuppressWarnings(''all'') on the main and print methods

    Answer: B

    Question No. 2

    Given:

    jdeps -jdkinternals C:\workspace4\SimpleSecurity\jar\classes.jar

    Which describes the expected output?

    A. jdeps lists the module dependencies and the package names of all referenced JDK internalAPIs. If any are found, the suggested replacements are output in the console.B. jdeps outputs an error message that the -jdkinternals option requires either the -summaryor the - verbose options to output to the console.C. The -jdkinternals option analyzes all classes in the .jar and prints all class-leveldependencies.D. The -jdkinternals option analyzes all classes in the .jar for class-level dependencies on JDKinternal APIs. If any are found, the results with suggested replacements are output in theconsole.

    Answer: A

    Question No. 3

    Which two safely validate inputs? (Choose two.)

    A. Delegate numeric range checking of values to the database.B. Accept only valid characters and input values.C. Use trusted domain-specific libraries to validate inputs.

  • D. Assume inputs have already been validated.E. Modify the input values, as needed, to pass validation.

    Answer: A, B

    Question No. 4

    Consider this method declaration:

    A) ''SET SESSION AUTHORIZATION '' + user

    B) ''SET SESSION AUTHORIZATION '' + stmt.enquoteIdentifier(user)

    Is A or B the correct replacement for and why?

    A. A, because it sends exactly the value of user provided by the calling code.B. B, because enquoting values provided by the calling code prevents SQL injection.C. A and B are functionally equivalent.D. A, because it is unnecessary to enclose identifiers in quotes.E. B, because all values provided by the calling code should be enquoted.

    Answer: A

    Question No. 5

    Which three annotation uses are valid? (Choose three.)

    A. Function func = (@NonNull x) > x.toUpperCase();B. var v = ''Hello'' + (@Interned) ''World''C. Function func = (var @NonNull x) > x.toUpperCase();D. Function func = (@NonNull var x) > x.toUpperCase();E. var myString = (@NonNull String) str;F. var obj = new @Interned MyObject();

    Answer: A, C, F

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