Which of the following statements is false?
a. You can always pass an instance of a subclass to a parameter of its superclass type. This feature is known as polymorphism.
b. The compiler finds a matching method according to parameter type, number of parameters, and order of the parameters at compile time.
c. A method may be implemented in several subclasses. The Java Virtual Machine dynamically binds the implementation of the method at runtime.
d. Dynamic binding can apply to static methods.
e. Dynamic binding can apply to instance methods.
d Dynamic binding is applied to instance methods, not static methods. Static methods are bound in the compile time.
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You can specify a range of values in a Case clause's ____, such as the values 1 through 8 or values greater than 10.
A. statementList B. expressionList C. End Case D. Case
You cannot select multiple values on a slicer.
Answer the following statement true (T) or false (F)
In the figure in VLAN 1, all switches have default 802.1d STP settings and all trunks are up and running at 100 Mbps. Which statements are true regarding the behavior of STP in this network for VLN 1 after the STP topology has stabilized?
A) SW4 will forward a Hello out its fa0/1 with cost 19
B) SW2 will create Hello messages regularly based on its Hello timer.
C) SW4's fa0/1 will become a designated port.
D) SW1 will create Hello messages regularly based on its Hello timer.
E) SW3's fa0/1 interface will be in a forwarding state.
Which of the following is a null string literal?
A. '\0' B. "\0" C. "" D. " " E. NULL