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class Sample{ private double num = 1 00; private int square(int a){ return a*a; }}

Compile time error

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_ and ___ are the access specifiers that can be applied to top level Class.

default public

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The main method in java should

be public static

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The statement causes the program execution to stop and JVM to shut down.

  system.exit()

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Identify the features of java.

  Exception Handling Multithreading

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French curly braces {} is a must if the for loop executes more than one statement. State true or false- Select one:

True

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class Sample{ private double num = 1 00; private int square(int a){ return a*a; }}

class Sample{ private double num = 1 00; private int square(int a){ return a*a; }} public class Test{ public static void main(String Sample obj = new Sample0; System-out-println(obj.num); }} Select...

1, August ,20242
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_ and ___ are the access specifiers that can be applied to top level Class.

Protected default Private public

1, August ,20242
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The main method in java should

 take boolean as argument return int be public static be private static

1, August ,20242
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The statement causes the program execution to stop and JVM to shut down.		1, August ,20242
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Identify the features of java.

Select one or more: Exception Handling Multithreading Less security Direct Access to memory using pointers

1, August ,20242
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French curly braces {} is a must if the for loop executes more than one statement. State true or false- Select one:

True False

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Which of the following are the best practices for secure user authentication?

Use PreparedStatements   Sanitize user input strings

18, October ,20225
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Which JDBC class can help to prevent SQL injection attacks?

PreparedStatement

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What are the best practices for secure password storage?

Store a hash and a salt Use PBKDF2WithHMacSHA256

18, October ,20225
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Which of the following are the best practices for maintaining data confidentiality in Java?

Use Java 7 try-with-resources Don't throw FileNotFoundExceptions to client code

18, October ,20225
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Which of the following is true for secure caller access in Java?

Native code bypasses Java security checks

18, October ,20225
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Which of the following should you do in development, but not in production code, when working with security contexts?

Print a stack trace in the exception handler

18, October ,20225
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What is the default Java policy file?

java.policy

18, October ,20225
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What should programmers be aware of when using containers?

Isolation may be breached via untrusted code access to mutable statics   Containers are code that manages other code with a lower level of trust

18, October ,20225
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