When you drag an object from the Data Sources window to an existing control, the computer does not create a new control; rather, it merely binds the object to the existing control.
Answer the following statement true (T) or false (F)
True
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Which of the following statements is false?
a. An advantage of inheritance over interfaces is that only inheritance provides the is-a relationship. b. Objects of any subclass of a class that implements an interface can also be thought of as objects of that interface type. c. When a method parameter is declared with a subclass or interface type, the method processes the object passed as an argument polymorphically. d. All objects have the methods of class Object.
A smaller more manageable portion of the population is called a ________
Fill in the blank(s) with correct word
____ techniques in an object-based DO/S give the system the ability to perform concurrent reads and writes, as long as the results of these actions don't jeopardize the contents of the database.
A. Query processing B. Concurrency control C. Location transparency D. Data redundancy
A technician is at a small facility that has five computers connected to a central switch and accessing a single server for file and print sharing. One computer becomes unable to connect to the network, while the other four are still connecting properly. Which of the following could be causing the computer to not connect to the network?
A. The server has failed. B. The computers OS needs to be updated. C. The switch has failed. D. The NIC has failed