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Share some Java and Middleware 1Z0-803 exam questions and answers below.
Given the code fragment:
String valid = "true";
if (valid) System.out.println (“valid”);
else system.out.println ("not valid");
What is the result?
A.Valid
B.not valid
C.Compilation fails
D.An IllegalArgumentException is thrown at run time
Answer: C
Given the code fragment:
int [] [] array2D = {{0, 1, 2}, {3, 4, 5, 6}};
system.out.print (array2D[0].length+ "" );
system.out.print(array2D[1].getClass().isArray() + "");
system.out.println (array2D[0][1]);
What is the result?
A.3false1
B.2true3
C.2false3
D.3true1
E.3false3
F.2true1
G.2false1
Answer: D
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