1. Which of the following Java statement has a syntax error? a. double PI = 3.14; b. final double PI = 3.14; c. d. final float PI = 3.14 final float PI = 3; 2. Which of the following does not contain any syntax error? a. double rate = 0.3; int rate= (double) rate; b. double rate= 3/10; int revisedRate = rate; c. double rate=0.3f; int revised Rate = rate; d. double rate=0.3f; int revisedRate = (int) rate; 3. Which of the following is the correct output of using -10 + (int) Math.random() * (50-(-10))? a. -10 b. 50 -20 None of the above C. d
1. Which of the following Java statement has a syntax error? a. double PI = 3.14; b. final double PI = 3.14; c. d. final float PI = 3.14 final float PI = 3; 2. Which of the following does not contain any syntax error? a. double rate = 0.3; int rate= (double) rate; b. double rate= 3/10; int revisedRate = rate; c. double rate=0.3f; int revised Rate = rate; d. double rate=0.3f; int revisedRate = (int) rate; 3. Which of the following is the correct output of using -10 + (int) Math.random() * (50-(-10))? a. -10 b. 50 -20 None of the above C. d
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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Transcribed Image Text:1. Which of the following Java statement has a syntax error?
double PI = 3.14;
final double PI = 3.14;
final float PI = 3.14
a.
b.
3.
C.
d. final float PI = 3;
2. Which of the following does not contain any syntax error?
double rate = 0.3; int rate = (double) rate;
a.
b. double rate= 3/10; int revisedRate = rate;
C.
double rate = 0.3f; int revisedRate = rate;
d. double rate = 0.3f; int revisedRate = (int) rate;
Which of the following is the correct output of using -10 + (int) Math.random() * (50-(-10))?
-10
50
-20
None of the above
a.
b.
C.
d.
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