When the processor needs an instruction or data, it searches memory in this order: L1 cache, then L2 cache, then L3 cache (if it exists), then RAM - with a greater delay in processing for each level it must search.
Answer the following statement true (T) or false (F)
True
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The std::endl stream manipulator________.
a. inputs a newline. b. flushes the output buffer. c. outputs a newline and flushes the output buffer. d. terminates the program.
Which of the following steps specifies P as the access key for a button?
(A) Set the Text property to Com_pute. (B) Set the Text property to Com&pute. (C) Set the Text property to &Com_pute. (D) Set the Text property to comPute.
Answer the following statements true (T) or false (F)
1. Because the subclass is more specialized than the superclass, it is sometimes necessary for the subclass to replace inadequate superclass methods with more suitable ones. 2. When a subclass overrides a superclass method, only the subclass's version of the method can be called with a subclass object. 3. Inheritance involves a subclass, which is the general class, and a superclass, which is the specialized class. 4. It is not possible for a superclass to call a subclass's method. 5. When a subclass extends a superclass, the public members of the superclass become public members of the subclass.
When a subclass constructor calls its superclass constructor, what happens if the superclass’s constructor does not assign a value to an instance variable?
a. A syntax error occurs. b. A compile-time error occurs. c. A run-time error occurs. d. The program compiles and runs because the instance variables are initialized to their default values.