What can happen if more than one device is assigned the same IRQ line or I/O address range?
What will be an ideal response?
If more than one device is assigned the same IRQ line or I/O address range, those devices become unstable or may not work altogether.
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If the following code fragment is executed in an otherwise complete and correct program, which expression will be executed? Why?
``` x = 0; if (x = 12) yes_statement; else no_statement; ``` a) The no_statement will be executed because x is not 12. b) The statement has incorrect syntax so will not compile at all. c) x=12 is illegal in the Boolean expression of an if statement. d) The yes_statement will be executed.
Answer the following statements true (T) or false (F)
1. When an exception is thrown by a method that is executing under several layers of method calls, a stack trace indicates the method executing when an exception occurred and all of the methods that were called in order to execute that method. 2. The throws clause causes an exception to be thrown. 3. When you deserialize an object using the readObject method, you must cast the return value to the desired class type. 4. In a try statement, the try clause must appear first, followed by all of the catch clauses, followed by the optional finally clause. 5. A catch clause that uses a parameter variable of the Exception type is capable of catching any exception that extends the Error class.
Write a method for Turtle to draw a pentagon. Pass in the length of the sides.
What will be an ideal response?
Which of the following does not destroy the data on a hard drive?
A. Disk wiping B. Data destruction C. Formatting D. Degaussing