Given:What will secure this code from a potential Denial of Service condition? A. After Line 4, add indexReader.close(). B. On Line 1, use try with resources when opening each dataReader. C. After Line 3, add dataReader.close(). D. On Line 3, enclose processData(dataReader) with try with resources. E. Before Line 1, check the size of dataFiles to make sure… Read More »
Given:Which code, when inserted at one or more marked positions, would allow classes B and C to compile? A. implements A // position [email protected] // position 2 B. @Override // position 2public void z() { } // position 3 C. @Override // position 3void x () {} // position [email protected] // position 3public void z() { } //… Read More »
Given:Which code, when inserted at one or more marked positions, would allow classes B and C to compile? A. public void z() { } // position 3 B. implements A // position [email protected] // position 2 C. @Override // position 3void x () {} // position [email protected] // position 3public void z() { } // position 3 D.… Read More »
Given the code fragment:Which code fragment, inserted at line n1, prints The Top element: 30? A. Option A B. Option B C. Option C D. Option E E. Option D Correct Answer: D
Given the code fragment:What is the result? A. 2 4 B. 0 2 4 6 C. 0 2 4 D. Compilation fails Correct Answer: C
Given the code fragment:Assume that the system date is June 20, 2014. What is the result? A. Option C B. Option D C. Option B D. Option A Correct Answer: D
Given the code fragment:And given the requirements:Which two code fragments can be independently placed at line n1 to meet the requirements? A. Option E B. Option B C. Option C D. Option A E. Option D Correct Answer: C,D
Given the code fragment:What is the result? A. A NullPointerException is thrown at runtime. B. NullNull C. Null element 0Null element 1 D. Element 0Element 1 Correct Answer: A
Given:Which statement on line 1 enables this code fragment to compile? A. Function function = String::toUpperCase; B. UnaryOperator function = s > s.toUpperCase(); C. UnaryOperator<String> function = String::toUpperCase; D. Function<String> function = m > m.toUpperCase(); Correct Answer: C
Given the code fragment:What is the result? A. A ClassCastException is thrown at line n2. B. Sum is 600 C. Compilation fails at line n2. D. A ClassCastException is thrown at line n1. E. Compilation fails at line n1. Correct Answer: C