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Code Snippets Interview Questions
Questions Answers Views Company eMail

Given an array of size N in which every number is between 1 and N, determine if there are any duplicates in it. You are allowed to destroy the array if you like.

ABC, eBay, Goldman Sachs, Google, HUP, Microsoft, TATA,

21 38673

Write a routine to draw a circle (x ** 2 + y ** 2 = r ** 2) without making use of any floating point computations at all.

Mentor Graphics, Microsoft,

2 19900

Given only putchar (no sprintf, itoa, etc.) write a routine putlong that prints out an unsigned long in decimal.

Fusion Systems GmbH,

6 15958

Give a one-line C expression to test whether a number is a power of 2.


10 18917

Given an array of characters which form a sentence of words, give an efficient algorithm to reverse the order of the words (not characters) in it.


2 8501

Give a very good method to count the number of ones in a 32 bit number. (caution: looping through testing each bit is not a solution)


7 25750

program to Reverse a linked list

Aricent, Microsoft, Ness Technologies,

12 52707

write a program to Insert in a sorted list


4 12002

Program to Delete an element from a doubly linked list.

College School Exams Tests, Infosys,

4 30352

Write a function to find the depth of a binary tree.

Adobe, Amazon, EFI, Imagination Technologies,

13 80658

Write a routine that prints out a 2-D array in spiral order


3 15173

Write, efficient code for extracting unique elements from a sorted list of array. e.g. (1, 1, 3, 3, 3, 5, 5, 5, 9, 9, 9, 9) -> (1, 3, 5, 9).

Intel, Microsoft, TCS,

12 29822

Given a list of numbers ( fixed list) Now given any other list, how can you efficiently find out if there is any element in the second list that is an element of the first list (fixed list)

Disney, Google, ZS Associates,

3 11808

Print an integer using only putchar. Try doing it without using extra storage.

2 16264

How to swap two variables, without using third variable ?

AB, ADP, BirlaSoft, Cisco, Cygnet Infotech, HCL, Hewitt, Honeywell, HP, IBM, Infosys, Manhattan, Microsoft, Mobius, Percept, Satyam, SofTMware, TCS, Wipro, Yamaha,

104 199414

Un-Answered Questions { Code Snippets }

Can you write a program to find the average of numbers in a list in python?


Code to Block submission of form by pressing Enter Key


3. Program to find the Sum of give series. a. (1)+(1+2)+(1+2+3)+(1+2+3+4)+……………………………….. b. 1/1+1/9+1/25+1/49+……………...


Can we run Applet in Web browser with security policy files


Why XML has been used for development?


Code for Presenting Parent/Child Data in a Data Grid Row?


write a function that reverse the elements of an array in place.The function must accept only one pointer value and return void.


Coding for Synchronizing Cache Access in ASP.NET?


plzzzzzzzzz xplain this code import java.awt.*; import java.awt.event.*; public class Agency extends Frame implements ActionListener { Label l1,l2,l3,l4; Button b1; TextField t1,t2; String s1,s2,s3,s4; public static void main(String args[]) { new Agency().setVisible(true); } public Agency() { super("Gas Agency Package"); setSize(1280,800); setBackground(Color.lightGray); setLayout(null); // setLayout(new BorderLayout()); t1=new TextField(20); t1.setBounds(440,150,200,30); t1.setBackground(Color.white); t2=new TextField(20); t2.setBounds(440,180,200,30); t2.setBackground(Color.white); t2.setEchoChar('*'); l1=new Label("Gas Agency Package"); l1.setBounds(400,30,300,50); l1.setFont(new Font("TimesRoman",Font.BOLD,25)); l1.setAlignment(Label.CENTER); l2=new Label("Enter your ID and Passoword"); l2.setFont(new Font("TimesRoman",Font.BOLD,20)); l2.setBounds(270,80,300,50); l3=new Label("Enter ID"); l2.setFont(new Font ("TimesRoman",Font.BOLD,20)); l3.setBounds(270,150,120,50); l4=new Label("Enter Passoword"); l2.setFont(new Font ("TimesRoman",Font.BOLD,20)); l4.setBounds(270,180,140,50); add(l1); add(l2); add(l3); add(t1); add(l4); add(t2); b1=new Button("Login"); b1.setBackground(Color.white); b1.setBounds(400,280,100,70); b1.addActionListener(this); add(b1); } public void actionPerformed(ActionEvent e) { if(e.getSource()==b1) { s3="svce"; s4="svce"; s1=t1.getText(); s2=t2.getText(); if(s1.equals(s3) && s2.equals(s4)) { //System.out.println("password is correct"); MenuForm m= new MenuForm(); m.setVisible(true); //this.dispose(); } else { System.out.println("password not correct"); } this.dispose(); } } } plzzzzzzzzz xplain this code


What is the best way to make wordpress plugin


create a stucture student containing field for roll no,class,year and marks.create 10 student annd store them in a file


Write a Program in 'C' To Insert a Unique Number Only. (Hint: Just Like a Primary Key Numbers In Database.) Please Some One Suggest Me a Better Solution for This question ??


Hi, i have a project that the teacher want a pyramid of numbers in C# or java...when we click a button...the pyramid should be generated in a listbox/or JtextArea...and the pyramid should have the folowing form: 1 232 34543 4567654 567898765 67890109876 7890123210987 890123454321098 90123456765432109 0123456789876543210 Plz help with codes...didn't find anything on the net.


create a .dll component operation and use created component in another project. required methods events and properties. connect, add,search,data report


What software is available for XML?