Data Types and Variables How many primitive data types are there in Java? 7 8 6 9 7 8 6 9 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables The following program:public class Test{ static boolean isOK; public static void main(String args[]){ System.out.print(isOK); } } Prints false Prints true Will not compile as boolean is not initialized Will not compile as boolean can never be static Prints false Prints true Will not compile as boolean is not initialized Will not compile as boolean can never be static ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What will be output of the following program code?public class Test{public static void main(String[] a){short x = 10;x = x*5;System.out.print(x);} } None of these 50 10 Compilation Error None of these 50 10 Compilation Error ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What is the output for the below code ?class A{ int k; boolean istrue; static int p; public void printValue(){ System.out.print(k); System.out.print(istrue); System.out.print(p); }}public class Test{ public static void main(String argv[]){ A a = new A(); a.printValue(); }} 0 true 0 Compile error - static variable must be initialized before use. 0 false 0 None of these 0 0 0 0 true 0 Compile error - static variable must be initialized before use. 0 false 0 None of these 0 0 0 ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables Java is a ........... language. moderate typed None of these strongly typed weakly typed moderate typed None of these strongly typed weakly typed ANSWER DOWNLOAD EXAMIANS APP
Data Types and Variables What is the output for the below code?public class Test{ int _$; int $7; int do; public static void main(String argv[]){ Test test = new Test(); test.$7=7; test.do=9; System.out.println(test.$7); System.out.println(test.do); System.out.println(test._$); }} Compile error - do is not valid identifier. 7 0 0 7 9 0 None of these Compile error - $7 is not valid identifier. Compile error - do is not valid identifier. 7 0 0 7 9 0 None of these Compile error - $7 is not valid identifier. ANSWER DOWNLOAD EXAMIANS APP
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