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20 Cards in this Set
- Front
- Back
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Illegal operations at run time can generate an _____. |
exception |
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"We can attempt to recover from the exception and continue running the program." best describes _____. |
Handling the exception |
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_____ are subclasses of Error or RuntimeException. _____ are any other exception. |
Unchecked exceptions Checked exceptions |
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For _____, It is not mandatory to use try and catch blocks to handle these exceptions. |
unchecked options, |
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Three methods of exceptions you can call inside the catch block. (Return Value / Method name and argument list) |
String / getMessage() String / toString() void / printStackTrace() |
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After a try block and its associated catch blocks, your may optionally add a _____ block. |
finally |
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_____ will always be executed, whether an exception occurred or not. |
finally |
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_____ releases resources associated with an open input stream. |
close() |
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We specify whether we want to replace the contents or append to the current contents when we construct our _____ object. |
FileOutputStream |
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A set of data values containing information about an item |
A record |
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A special character or characters that separate one value from the next |
A delimiter |
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_____ separates the line into the individual data values called _____. |
Parsing tokens |
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Airline company stores data in this way. "AA123,BWI,SFO,235,239.5" The delimiter is a _____. |
comma |
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An Exception (as distinct from an exception) is _____. |
an object |
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Besides Object all Exceptions and Errors are descended from the _____ class |
Throwable (watch capital T) |
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What keyword is found in the header of a method that could detect an error and generate an appropriate exception? |
throws (watch "s") |
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Most input- and output- related classes can be found in the package "java._____" |
java.io |
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When we open a file for writing, the contents of the file, if any, will be _____. |
deleted |
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When we open a file for appending, we will be _____. |
adding data at the end of the file
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Scanner file = new Scanner ( new file ("data.txt")); The argument to the Scanner constructor is an _____. |
anonymous object |
