- class_implements()
- is_subclass()
- is_subclass_of()
- class_interface()
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What will be the output interface A{ public void method(); } class One{ public void method(){ System.out.println("Class One method"); } } class Two extends One implements A{ public void method(){ System.out.println("Class Two method"); } } public class Test extends Two{ public static void main(String[] args){ A a = new Two(); a.method(); } }?
Answer: Option 2 Let'
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What happens if the following program is compiled and executed interface MyInterface{ void display(); } interface MySubInterface extends MyInterface{ void display(); } public class Test implements MySubInterface{ public void display(){ System.out.print("Welcome to Examveda."); } public static void main(String args[]){ Test t = new Test(); t.display(); } }?
Answer: Option 3 The program will compile and execute successfully as you can declare methods with same name in an interface and the method of either interface can be used,...
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What command is used to stop RIP routing updates from exiting out an interface but still allow the interface to receive RIP route updates?
Answer: Option 3 The (config-router) #passive-interface command stops updates from being sent out an interface, but route updates are still received.
1 Answers 2 views
What will be the output of the following PHP code <php $a=array("A","Cat","Dog","A","Dog"); $b=array("A","A","Cat","A","Tiger"); $c=array_combine($a,$b); print_r(array_count_values($c)); >?
Answer: Option 1 The array_count_values() function counts all the values of an array and array_combine() combines arrays.
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What will be the output of the following PHP code <php $array = array("red", "green"); array_push($array, "blue", "yellow"); print_r($array); >?
Answer: Option 1 The array_push() function inserts one or more elements to the end of an array.
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What array will you get if you convert an object to an array?
Answer: Option 1 Let'
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What will be the output of the following PHP code <php $str = "Hello! My name is Cameron Fox. Coffee" $find = array('/is/','/coffee/'); $replace = array('/was/','/tea/'); echo preg_replace ($find, $replace, $str); >?
Answer: Option 4 Coffee was not replaced because the preg_replace function is case sensitive. Therefore it treats coffee and Coffee differently.
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Which method of the iterable object returns an iterator object for the collection?
Answer: Option 2 An iterable object represents a collection of values that can be iterated. An iterable object must define a method named __iterator__() (with two underscores at the start...
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Which of the following Node object property returns the local part of the name of a node?
Answer: Option 2 The Node object property localName Returns the local part of the name of a node
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Which array function checks if the specified key exists in the array?
Answer: Option 2 Let'
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