Look at the Following Code: Line 1 Public Class ClassA

question 57

Multiple Choice

Look at the following code: Line 1 public class ClassA
Line 2 {
Line 3 public ClassA() {}
Line 4 public void method1(int a) {}
Line 5 }
Line 6 public class ClassB extends ClassA
Line 7 {
Line 8 public ClassB() {}
Line 9 public void method1() {}
Line 10 }
Line 11 public class ClassC extends ClassB
Line 12 {
Line 13 public ClassC() {}
Line 14 public void method1() {}
Line 15 }
Which method1 will be executed when the following statements are executed?
ClassA item1 = new ClassB() ;
Item1.method1() ;

• A) Line 4
• B) Line 9
• C) Line 14
• D) This is an error and will cause the program to crash.

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Definitions:

Glial Cells

Non-neuronal cells in the central and peripheral nervous system that do not produce electrical impulses but are essential for the support, protection, and nutrition of neurons.

Neurotransmitters

Chemicals that transmit signals across a synapse from one neuron to another in the brain and nervous system.

Sodium Ions

Positively charged particles of sodium, essential for conducting nerve impulses and muscle contraction in the body.

Cell Body

The spherical part of a neuron that contains the nucleus and connects to the dendrites, which bring information to the neuron, and the axon, which sends information to other neurons.