What is the difference between a Set and a List?
Developer Interview Questions
269,373 developer interview questions shared by candidates
Describe different collections and their pros and cons, unix and linux commands
Tell me about your coding section.. Which type of error occur..? Tell me about your project ?
HR: questions about motivation, background, expectations..
I really prepared well in java covering core,servlet,jsp,struts,spring,hibernate,jsf,build tools etc but questions they asked reverse a string !!
having a string "aaabbcdddaabbe" count how many times each letter appears.
Write a schema for a a school catalogue with courses, teachers and students.
first technical interview tell me about yourself? which language are you comfortable in for coding? given a large array ,program to count frequency of each number in an optimized way? program for multiplication of two numbers consists of 20 digits each? given almost a postfix expression,program to get the result? given a excel sheet,get the column number of ABCD and column name of 6532? when all the numbers of different combinations consisting of 1,2,3,4,5 are arranged in increasing order,give the rank of number 35421 ? given an array of positive and negative numbers,arrange them in such a way that all positive numbers at one end and negative numbers at other end(size of array is large and unknown) about projects all solutions should be optimized
Question: Write pseudo code to validate and evaluate a given arithematic expression Example: a+(b*c)+(d/e) If the input is syntactically wrong, display an error message else display the result
Question: Write a simple query to show data in a single resultset. Resultset should have department table data first order by deptname and followed immediately by sub-department table data also ordered by deptname. Both tables data should be wrapped in a single resultset, with the above criteria.
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