|// the answer is either true or false System.out.println(Character.isDigit('9')); System.out.println (Character.isLetter('$')); System.out.println (Character.isLetterofDigit('8')); System.out.println(Character.isLowerCase('a')) System.out.println(Character.isUpperCase('v')); |// the answer is character System.out.println(Character.toLowerCase('A')); System.out.println(Character.toUpperCase('a')); ... ... String s3= "Software".concat (" Testing"); //The answer is string System.out.println(s3); ................ ................
|// the answer is either true or false System.out.println(Character.isDigit('9')); System.out.println (Character.isLetter('$')); System.out.println (Character.isLetterofDigit('8')); System.out.println(Character.isLowerCase('a')) System.out.println(Character.isUpperCase('v')); |// the answer is character System.out.println(Character.toLowerCase('A')); System.out.println(Character.toUpperCase('a')); ... ... String s3= "Software".concat (" Testing"); //The answer is string System.out.println(s3); ................ ................
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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Question
Fill out the followings:
Transcribed Image Text:|// the answer is either true or false
System.out.println (Character.isDigit('9')); .....
System.out.println (Character.isLetter('$'));
System.out.println (Character.isLetterofDigit('%'));
System.out.println(Character.isLowerCase('a'));
System.out.println(Character.isUpperCase('v'));.
|// the answer is character
System.out.println(Character.toLowerCase('A'));
System.out.println(Character.toUpperCase('a'));
...
...
....
....
String s3= "Software".concat (" Testing");
//The answer is string
System.out.println(s3);
//The answer is number
..........
System.out.println(s3.length()) ;
|// the answer is either true or false
System.out.println("ja".equals("Ja"));
|//The answer is number
"introduction in java programming".lastIndexOf ('m');
"introduction in java programming".indexOf('o');
// the answer is character
"welcome".charAt(3);
"welcome".charAt(4);
// the answer is string
"introduction in java programming".substring(16);
// the answer is either zero positive or negative and mention the reason
"ab".compareTo ("aade");. ..
|// The answer is either true or false
System.out.println("Software".startsWith("ware"));.
..............
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