'=' comparision operator is used for reference / address comparision and '.equals()' method is used for content comparision.
String s1 = new String("Sai");
String s2 = new String("Sai");
System.out.println(s1 = s2);
String - If we have fixed data which does not change much and is immutable then we can go for String.
String Buffer - If the content is not fixed, changes frequently, is mutable but thread safety is required (that means only one thread is allowed to opera
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Random Variables an rvor abili Distributions
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Experiment: testingo co mtponen s. D < N D
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Sample space: S= cfw_ D D DH, y 0 am? NM
Why Take This Class?
Why take this class?
You will learn another programming language
You will have experience with a well-designed, modern framework,
Mobile devices are common and the need for mobile device programmers will increase.
Many things we will
Interface | Abstract Class
1) If we do not have any implementation and would like to go for |1) If we are talking about partial implementation but not completely
requirement specification then we prefer Interface | then we go for Abstract Class.
Interface - It contains no implementation but just the requirement specification (100% Abstraction)
Abstract Class - It contains partial implementaion but not complete
Eample: Generic Servlet & HTTP Servlet
Concrete Class - If we are
String Class objects are immutable and String Buffer class objects are mutable.
Immutable means object that cannot be changed and mutable means the object value can be changed.
How can we explain this difference with an example?
String s = new String
1. Program for finding prime numbers between two numbers
public void primesBetween( int a, int b)
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JAVA Common Interview Questions and Answers
Get WALK-IN Alert On Your MOBILE Or Send SMS - 'ON Walk-InJobs' to 9870807070
What is the difference between procedural and object-oriented programs?- a) In procedural
program, programming logic follows certain
SQL commands are instructions used to communicate with the database to perform specific
task that work with data. SQL commands can be used not only for searching the database but
also to perform various other functions like, for example, y
1.SQL CREATE TABLE Statement
The CREATE TABLE Statement is used to create tables to store data. Integrity Constraints like
primary key, unique key, foreign key can be defined for the columns while creating the table. The
integrity constraints can be defin
SQL is divided into the following
Data Definition Language (DDL)
Data Manipulation Language (DML)
Data Retrieval Language (DRL)
Transaction Control Language (TCL)
Data Control Language (DCL)
DDL - create, alter, drop, truncate, rename
SQL Command and Function Reference
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Santa Clara, CA 95050, U.S.A.
Copyright 1995-2003 by CASEMaker Inc.
Document No. 645049-231000/DBM41-M0526
static String S = "Sai";
-> Test is a class
-> 'S' is a static variable present in Test Class which is of type String
-> Length() is a predefined method present in String Class
INTRODUCTION TO JAVA
Program: A program is a set of instruction, which are executed by a
machine to reduce the burden of a user or human being.
Software: It is a set of programs, which can perform multiple task.
The softwares are classified into two types
In my organization which is retail apparel industry, the following is the major data structure:
Entity is PRODUCT which is related to the attributes: product_name, product_description by
the relationship FEEDBACK. This means that a particular product can
CS 515 Homework 2
1. Determine the average power of the following sequences:
a. x[ n] Ae jn
b. x[n] A sin(2n / M ) )
2. Let the following sequence be given:
x1 [n] 2 [n 1] 0.5 [n 3]
x 2 [ n] 3 [ n 1] [ n 2]
h1 [ n] 2 [n] [n 1] 3 [ n 3]
h2 [ n] [n 2] 0.5 [
Wireless Multimedia System
Professor Hsiao-kuang Wu ([email protected])
Homework 3: (Due April 27, 2005)
1. In the last decades, progress in microelectronics and VLSI technology has fostered the widespread
use of computing and communication applicatio
1. A wireless receiver with an effective diameter of 250 cm is receiving signals at 20
GHz from a transmitter that transmits at a power of 30 mW and a gain of 30 dB.
(a) What is the gain of the receiver antenna?
(b) What is the received power if
CSE332 Week 2 Section Worksheet
1. Find values for c and n0 (according to the definition of O( ) ) for f(n) is O(g(n), where
2. True or false?
a. f(n) is (g(
CSE332 Week 2 Section Worksheet Solutions
1. Prove f(n) is O(g(n) where
According to the definition of O( ), we need to find positive real #s n0 & c so that
f(n)<=c*g(n) for all n>=n0
So, set one of them, solve the equation.
Programming Homework - 8
Cannon Game App
Using the techniques, you learned in this chapter, create a Cannon Game App that allows a user
to destroy nine targets before a ten-second time limit expires.
The game consists 4 types of visual components
CSE 332, Winter 2013, Notes on Generic Arrays
Last Updated: March 25, 2012 by Dan Grossman
Notes on Generic Arrays for CSE 332 Winter 2013
CSE332 uses several more advanced features of Java than you may have seen previously. Our focus is not
Java/J2EE Developer - Asurion
[email protected] - 401-426-3058
Around 8 of solid professional experience in development of multi-tier Enterprise applications.
Experienced in all the technical phases of software Development Life Cycle (SDLC).
Program: A program is a task that is performed by a computer so that it will reduce the bar
done of user or a human being.
Software is a conversion of a requirement into an application or program.
The softwares are classified into two categories
Test Automation Engineer with 4+ years of experience in Software Testing for domains like
Banking and Mobility(E-commerce).
Experienced in Manual Testing and Automated Testing using Selenium (WebDriver) with J
Java Interview Questions
Can you call garbage collection explicitly?
Can you give me an example for loosely coupled?
Difference between comparator and comparable?
Mutable class and