Dear Readers,
Kindly read and make notes of all the posts so far uploaded on this site. As it is an educational site, specially designed for students and new learners, it is essential to upload new posts and remove old ones. Although, we are trying to organize some posts and trying to keep as many posts as possible on site for reference / reading. We cannot guarantee of keeping all the posts forever on the site and old posts may be removed from the site in near term.

Courses & Schedule

What makes C++ different that C, Java and Python? - First Session of C++ Programming Course. Click to join.

All Posts

PHP - Basic Concepts

You can request a session on this topic by making payment on following link - https://www.questionbankos.com/_paylink/AZleh6FU

abhijitsathe

Sep 19, 20256 min read

PHP - Fill in the blanks (Set 2)

Q.1) ___________ function converts a string to all uppercase. Answer - strtoupper() Q.2) String values in PHP must be enclosed within ________ Answer :- double quotes or single quotes Q.3) _____________ function removes whitespace and other predefined characters from the left side of a string. Answer:- ltrim() Q.4) The _____________ function is used used to get the reverse version of any string Answer:- strrev() Q.5) The baseconvert() function is used to convert a ___

abhijitsathe

Sep 7, 20252 min read

PHP - Fill In the Blanks (Set 1)

Q.1) PHP stands for _____________ Answer - Hypertext Preprocessor Q.2) PHP is a scripting language that runs at _____________ Answer - Server-side Q.3) The PHP var_dump() function returns the ___________. Answer - Value and Data Type both. Q.4) ___________ statement loops through a block of code for each element in an array. Answer - foreach Q.5) PHP array is an ___________ map and contains value on the basis of key. Answer:- ordered Q.6) _________function gets the name of th

abhijitsathe

Sep 7, 20252 min read

Java - Fill in the blanks (Set 1)

Answer:- private Answer:- protected Answer:- public Answer:- abstract Answer:- final Answer:- native Answer:- new , constructor Answer:- static Answer:- strictfp Answer:- synchronized Answer:- transient Answer:- transient Answer:- volatile Answer:- instanceof Answer:- finally Answer:- throws Answer:- assert Answer:- super Answer:- this Answer:- public, protected, private Answer:- public, protected, default , private Answer:- public, default Answer:- default Answer:- final, a

abhijitsathe

Sep 6, 20252 min read

Java - Abstract class , Type Casting of Objects and Final keyword

What is an Abstract class in Java? Abstract class can be used only for inheritance. It is not possible to create object of an abstract class even if, it has instance variables and constructor. But, references of abstract class can be used to derived class objects. Abstract class can have instance variables, constructors and other methods including static members. For Abstract class to be meaningful, it must have at-least one abstract method. But, this is not compulsion (means

abhijitsathe

Sep 6, 20252 min read

Java - Function Overloading Vs Function Overriding

What is signature of a function? Signature of a function identifies every function uniquely. It includes name of the function (method), list of parameters and their types. What is polymorphism ? When the objects of different types has common behavior (method) but implementation of this behavior differs , it is called polymorphism. In other words, objects of different types may have same method but its implementation differs. For example, if we consider three classes Book, P

abhijitsathe

Sep 4, 20252 min read

Project In Java - Live Sessions (Members Only)

Join sessions for hands-on experience of doing project in Core Java. Project is the best way to learn any programming language or tools....

abhijitsathe

Aug 28, 20251 min read

Placement Oriented (Job Oriented ) Training Programme

Joining Earlier is Better....... Today's IT industry needs candidates strong in technical skills but it is not enough. Other abilities...

abhijitsathe

Aug 15, 20251 min read

JAVA - Multiple Choice Questions (Set I)

public class Test { public static void main(String []args) { signed int x = 10; for (int y=0;y<5;y++, x++) System.out.pr int(" " + x); } } What is the result? (choose one) A. 10 9 8 7 6 B. 9 8 7 6 5 C. Compilation fails D. An exception is thrown at run time. Click here for Answer. A. method B. native C. subclasses D. reference E. array Click here for Answer. A. class, if, void, long, int , continue B. goto, instanceof, native, finally, default, throws C. tr

abhijitsathe

Aug 14, 20259 min read

One Week Course In Advanced C Programming

From Monday, 18th August 2025 to Saturday, 23rd August 2025. Timing of Sessions - 9:00 PM (Evening) Fees - Rs. 500/- (Five Hundred...

abhijitsathe

Aug 11, 20251 min read

Programming Exercises In PHP (Set I)

<?php echo "Program to change case of input string ...\n"; $title = readline("Enter Any String:"); echo "In Upper Case : " . strtoupper($title)."\n"; echo "In Lower Case : " . strtolower($title)."\n"; echo "First Letter Capital :" . ucfirst($title)."\n"; echo "Title Case :" . ucwords($title); ?> <?php echo "Program to check for a valid non-empty string.\n"; $title = readline("Enter Any String:"); if (isset($title) && trim($title) != "") echo "String is not empty!\n"; else

abhijitsathe

Aug 10, 20253 min read