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Q1022. Why should we have Javascript method definitions within HTML Head section ?
a. Its safe to have javascript code within head section b. Head section gets loaded even if there is any error in loading HTML page c. Head section gets executed first and hence assure that js method definition will be loaded before they are called d. So that we can have method definition and method call at the same place
Ans. Head section gets executed first and hence assure that js method definition will be loaded before they are called
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Q1025. How can we execute a Java class independently if it doesn't have a static main method ?
a. By initiating the flow in any of the static method b. By initiating the flow in any of static block c. By initiating the flow in any other instance method named as main d. By initiating the flow in any other instance method named as main and making it final
Ans. By initiating the flow in any of static block
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a. try block followed by catch b. try block followed by finally c. try block followed by catch block and then finally d. try block without catch or finally block
Ans. try block without catch or finally block
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try block followed by catch block and then finally
try block without catch or finally block
Q1037. Which of the following is not the difference between Singleton and Static class ( Class with static members only ) ?
a. Only one object can be created for Singleton class whereas No objects are created for static class. b. Singleton class instance is initiated using new keyword whereas static class instance is created using static method. c. Singleton class can be serialized whereas Static class cannot be. d. Singleton Class can participate in runtime Polymorphism whereas Static class cannot.
Ans. Singleton class instance is initiated using new keyword whereas static class instance is created using static method.
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Q1040. Which of the following is not true for final variables ?
a. They cannot be changed after initialization b. They can be initialized within static method c. They can be declared and initialized together at the same place d. They can be initialized within constructor
Ans. They can be initialized within static method
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Q1043. Which of the following is false about var args ?
a. Var Args argument should have data type followed by three dots b. Three dots should be consecutive and not separated by even space c. We cannot have space before and after the dots d. If there is a var args in the method, it should be only one and the last one.
Ans. We cannot have space before and after the dots
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