Which of the following password policy settings forces users to use a combination of lowercase and uppercase letters in addition to numbers and special characters in their passwords?
a. Password history
b. Password complexity requirements
c. Minimum password age
d. Maximum password age
ANS: B
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What are the signatures of malformed packets that misuse the SYN and FIN flags? Briefly describe each.
What will be an ideal response?
Answer the following statements true (T) or false (F)
1. Inside a Java method definition, you can use the keyword this as a name for the calling object. 2. Boolean expressions may be used to control if-else or while statements. 3. The modifier private means that an instance variable can be accessed by name outside of the class definition. 4. It is considered good programming practice to validate a value passed to a mutator method before setting the instance variable.
What is the result of the following code?
``` 1 String file1 = "oldFile.txt"; 2 String file2 = "newFile.txt"; 3 String line; 4 5 PrintWriter output; 6 BufferedReader input; 7 8 try 9 { 10 File oldFile = new File( file1 ); 11 File newFile = new File( file2 ); 12 13 FileWriter outputFile = new FileWriter( file2, false ); 14 output = new PrintWriter( outputFile ); 15 16 FileReader inputFile = new FileReader( file1 ); 17 input = new BufferedReader( inputFile ); 18 19 line = input.readLine(); 20 21 while ( line != null ) 22 { 23 output.println( line ); 24 line = input.readLine(); 25 } 26 27 } 28 catch( IOException exception ) 29 { 30 JOptionPane.showMessageDialog( this, "IOException occurred." ); 31 } 32 finally 33 { 34 try 35 { 36 output.close(); 37 input.close(); 38 } 39 catch( IOExcetpion exception ) 40 { 41 JOptionPane.showMessageDialog( this, "IOException occurred." ); 42 } 43 } ```
An informal animated graphic used to greet and get the attention of an online contact is called a:
A) wink B) jam C) blink D) nudge