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Q2: Fill in the blank. 1. Default value of any reference variable is

Q2: Fill in the blank. 1. Default value of any reference variable is

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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fill in the blank in java
Q2: Fill in the blank. 1. Default value of any reference variable is is a process that converts a value of one data type to another data type. keyword to distinguish between local variable and instance 2. 3. One of usage of variable. 4. The S. The subclass constructor uses the the superclass. keyword in java is used for memory management mainly. keyword to invoke the constructor of 6. One forms of Run-time polymorphism is 7.The output of the program in case A is and in case B is public class exam { static int i=1; static void m(int iX i+= 2;} public static void main(Stringl) args) { System.out.printin(i+ ", "); m(i): System.out printin(i):) public class exam{ static int i=1; static void m(i){ +=2;) public static void main(String args) { System.out.printin(i+", "); System.out.printin(i):} 8. In the following code the access modi mark(?) in the statements 1 and statement 2 respectively without error happen. class Exam{ 7 int i; // 1 Exam({ i=1;} void display() { ? int j=2; System.out.printin( i+j);} // 2
Transcribed Image Text:Q2: Fill in the blank. 1. Default value of any reference variable is is a process that converts a value of one data type to another data type. keyword to distinguish between local variable and instance 2. 3. One of usage of variable. 4. The S. The subclass constructor uses the the superclass. keyword in java is used for memory management mainly. keyword to invoke the constructor of 6. One forms of Run-time polymorphism is 7.The output of the program in case A is and in case B is public class exam { static int i=1; static void m(int iX i+= 2;} public static void main(Stringl) args) { System.out.printin(i+ ", "); m(i): System.out printin(i):) public class exam{ static int i=1; static void m(i){ +=2;) public static void main(String args) { System.out.printin(i+", "); System.out.printin(i):} 8. In the following code the access modi mark(?) in the statements 1 and statement 2 respectively without error happen. class Exam{ 7 int i; // 1 Exam({ i=1;} void display() { ? int j=2; System.out.printin( i+j);} // 2
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