JAVA Exceptions In which of the following package Exception class exist? java.net java.lang java.util java.file java.io java.net java.lang java.util java.file java.io ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions try{ File f = new File("a.txt");}catch(Exception e){}catch(IOException io){}Is this code create new file name a.txt ? false Compilation Error None of these true false Compilation Error None of these true ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions The class at the top of exception class hierarchy is ................. Throwable Object Exception ArithmeticException Throwable Object Exception ArithmeticException ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Given the following piece of code:class SalaryCalculationException extends Exception{}class Person{ public void calculateSalary() throws SalaryCalculationException{ //... throw new SalaryCalculationException(); //... }}class Company{ public void paySalaries(){ new Person().calculateSalary(); }}Which of the following statements is correct?1. This code will compile without any problems.2. This code will compile if in method paySalaries() we return a boolean in stead of void.3. This code will compile if we add a try-catch block in paySalaries().4. This code will compile if we add throws SalaryCalculationException in the signature of method paySalaries(). 3 and 4 2 and 3 1 and 4 2 and 4 1 and 2 3 and 4 2 and 3 1 and 4 2 and 4 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the result of executing the following code?public class Test{ public void divide(int a, int b){ try{ int c = a / b; }catch(Exception e){ System.out.print("Exception "); }finally{ System.out.println("Finally"); } public static void main(String args[]){ Test t = new Test(); t.divide(0,3); }} Prints out: Exception Finally Prints out: Finally Compile with error Prints out: Exception None of these Prints out: Exception Finally Prints out: Finally Compile with error Prints out: Exception None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Determine output of the following program code?public class Test{ public static void main(String args[]){ int i; try{ i = calculate(); System.out.println(i); }catch(Exception e){ System.out.println("Error occured"); } } static int calculate(){ return (7/2); }} None of these Compilation Error Error occured 3.5 3 None of these Compilation Error Error occured 3.5 3 ANSWER DOWNLOAD EXAMIANS APP
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