Answer the following statements true (T) or false (F)
1. In the days before PCs and the Internet, Intel’s mainframes dominated the information
technology marketplace.
2. An IBM mainframe’s instruction counter is called the PCW.
3. Bits 8-11 of an IBM mainframe’s PSW hold the instruction address.
4. Bits 14 and 15 of an IBM mainframe’s PSW indicate the task’s state.
5. The last 31 bits of an IBM mainframe’s PSW hold the instruction address, the address of
the next instruction to be executed.
1. F
2. F
3. F
4. T
5. T
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Answer the following statements true (T) or false (F)
1. A base class is more specific than its derived class and represents a more specialized group of objects. 2. Polymorphism enables you to conveniently program “in the general” rather than “in the specific.” 3.. One negative of polymorphism is that it’s complicated, so it makes it difficult to extend systems with new capabilities. 4. A base class may have only one derived class. 5. All classes in Visual Basic have Object as either a direct or indirect base class.
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Indicate whether the statement is true or false
It is common to create an interface when you want a class to implement behavior from more than one parent.
Answer the following statement true (T) or false (F)
_________ resources include people, hardware, and the supporting system elements and resources associated with the management of information in all its states.
Fill in the blank(s) with the appropriate word(s).