Programador de software Interview Questions

find number of 1's in a number

Software Engineer

Interviewed at Cisco

4.1★

Apr 3, 2010

find number of 1's in a number

if i type character 'A' in text file and save it, what will be size of the file

Software Engineer

Interviewed at Cognizant

3.6★

Oct 1, 2013

if i type character 'A' in text file and save it, what will be size of the file

Question: Given a string comprising of all words of a text book. Find out the no of individual strings and their occurrences.

Java Developer

Interviewed at Oracle

3.5★

Aug 7, 2016

Question: Given a string comprising of all words of a text book. Find out the no of individual strings and their occurrences.

How to convert an Optional string to integer without throwing exception

Senior Software Engineer

Interviewed at Zalando

3.6★

Jan 19, 2018

How to convert an Optional string to integer without throwing exception

1. Given an array of n integers. Derive an array where the value of the element at index i is the product of elements in the given array except element i in the given array. The complexity should be O(n). 2. How to traverse timing graph starting from the input nodes? Data structure of the nodes in the graph is given. Write a C program for it. 3. Implement C++ hashing function.

Software Engineer

Interviewed at Intel Corporation

3.9★

Dec 1, 2017

1. Given an array of n integers. Derive an array where the value of the element at index i is the product of elements in the given array except element i in the given array. The complexity should be O(n). 2. How to traverse timing graph starting from the input nodes? Data structure of the nodes in the graph is given. Write a C program for it. 3. Implement C++ hashing function.

given #define A 2 + 3 #define B 2 printf("%d", A * B) what does this print?

Software Engineer

Interviewed at Intel Corporation

3.9★

Jul 13, 2010

given #define A 2 + 3 #define B 2 printf("%d", A * B) what does this print?

Given a list of transactions, How can we calculate the frequency counts of all possible item-sets? For example, Input: ID Purchased Items 1 apple, banana, lemon 2 banana, berry, lemon, orange 3 banana, berry, lemon Output: Itemset Frequency apple, banana 1 apple, lemon 1 banana, berry 2 banana, lemon 3 ... apple, banana, lemon 1 banana, berry, lemon 2 ... banana, berry, lemon, orange 1

Software Engineer

Interviewed at Atlassian

3.2★

Jun 19, 2017

Given a list of transactions, How can we calculate the frequency counts of all possible item-sets? For example, Input: ID Purchased Items 1 apple, banana, lemon 2 banana, berry, lemon, orange 3 banana, berry, lemon Output: Itemset Frequency apple, banana 1 apple, lemon 1 banana, berry 2 banana, lemon 3 ... apple, banana, lemon 1 banana, berry, lemon 2 ... banana, berry, lemon, orange 1

1.1. given a list of words, group anagrams. 1.2. find all 3 items that sum to 0 in an array. 2.1. Write a function that calculates input strings with operators +,-,*,/ eg. "5+5*6" should output 35

Software Engineer

Interviewed at Meta

3.5★

Feb 26, 2013

1.1. given a list of words, group anagrams. 1.2. find all 3 items that sum to 0 in an array. 2.1. Write a function that calculates input strings with operators +,-,*,/ eg. "5+5*6" should output 35

How objects can send messages to each other in Objective-C

Ios Software Engineer

Interviewed at Meta

3.5★

Mar 21, 2014

How objects can send messages to each other in Objective-C

Given a tree, print the values contained at each level on the same line. So if you had the tree with root A, and children B and C, you would print: A B C

Software Engineer

Interviewed at Meta

3.5★

Nov 8, 2011

Given a tree, print the values contained at each level on the same line. So if you had the tree with root A, and children B and C, you would print: A B C

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