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11. What is the output of the following Java code ? int num=0; num--; System.out.println(num*-1); -1 1 00 12. What is the output of the following Java code ? int t=4; t=t*(t%2+6/12-30)-1; if (t>= -120) else System.out.print("G"); else if (t< -120) System.out.print("$"); System.out.print("&"); & S G 13. The following Java statement: X=X-1; Is equivalent to: x=1-x --X; ++X X=X+1:

11. What is the output of the following Java code ? int num=0; num--; System.out.println(num*-1); -1 1 00 12. What is the output of the following Java code ? int t=4; t=t*(t%2+6/12-30)-1; if (t>= -120) else System.out.print("G"); else if (t< -120) System.out.print("$"); System.out.print("&"); & S G 13. The following Java statement: X=X-1; Is equivalent to: x=1-x --X; ++X X=X+1:

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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H3-(2) Basic Java Syntax (self learning quiz)

 

Introduction to Java Programming.

 

-You can add //comments for a better understanding.

 

-Explanation through with answers.

 

-Please answer without abbreviation.

 

-Make it clean and clear typing/writing.

 

Thank you.

11. What is the output of the following Java code ? int num=0; num--; System.out.println(num*-1); 8 68 12. What is the output of the following Java code ? int t=4; t=t*(t%2+6/12-30)-1; if (t>= -120) System.out.print("G"); else if (t< -120) System.out.print("$"); System.out.print("&"); else & $ 13. The following Java statement: X=X-1; Is equivalent to: x=1-x; --X ++X; x=x+1; 14. What is the result of evaluating the following Java expression ? (3 > 7 &&0> -1) || (true ^ false) false true 15. Which mathematical expression from the below is represented by the following expression in Java ? (z/3)*(2-x)/y+4 O× (2-) + 4 Ox+4 O× (2- + 4) 16. What is the output of the following Java code ? int w=5, t=2; w=(w*6%4)+(3-(t*7)+3); System.out.println("The final value of wis : "+w); The final value of wis : -3 The final value of wis : -6 The final value of wis : 2 (2-x) The final value of w is: 10 17. Which mathematical expression from the below is represented by the following expression in Java? 1/(2*a-3)-(4*b-3/5) (2a-3) 8 2³ - (4b - 3/3) 2-(4b) (2a - ²2 ) - ( 4b + ³ ) 3*12/6%4*4 0 18. What is the result of evaluating the following Java expression ? (a && !a) - false 19. The following Boolean expression : true (4b- - 3) Will always give : true false 20. Given the following Java code, what will be the final value of variable r ? int x=4, y=-4; boolean r; r=((x != y) && !(y = = x));
Transcribed Image Text:11. What is the output of the following Java code ? int num=0; num--; System.out.println(num*-1); 8 68 12. What is the output of the following Java code ? int t=4; t=t*(t%2+6/12-30)-1; if (t>= -120) System.out.print("G"); else if (t< -120) System.out.print("$"); System.out.print("&"); else & $ 13. The following Java statement: X=X-1; Is equivalent to: x=1-x; --X ++X; x=x+1; 14. What is the result of evaluating the following Java expression ? (3 > 7 &&0> -1) || (true ^ false) false true 15. Which mathematical expression from the below is represented by the following expression in Java ? (z/3)*(2-x)/y+4 O× (2-) + 4 Ox+4 O× (2- + 4) 16. What is the output of the following Java code ? int w=5, t=2; w=(w*6%4)+(3-(t*7)+3); System.out.println("The final value of wis : "+w); The final value of wis : -3 The final value of wis : -6 The final value of wis : 2 (2-x) The final value of w is: 10 17. Which mathematical expression from the below is represented by the following expression in Java? 1/(2*a-3)-(4*b-3/5) (2a-3) 8 2³ - (4b - 3/3) 2-(4b) (2a - ²2 ) - ( 4b + ³ ) 3*12/6%4*4 0 18. What is the result of evaluating the following Java expression ? (a && !a) - false 19. The following Boolean expression : true (4b- - 3) Will always give : true false 20. Given the following Java code, what will be the final value of variable r ? int x=4, y=-4; boolean r; r=((x != y) && !(y = = x));
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