MCQ

C Programming MCQ Collection

http://www.sanfoundry.com/c-interview-questions-answers/
http://edugrip.blogspot.com/2012/09/c-language-multiple-choice-questions_18.html
http://www.examveda.com/programming-aptitude/c-programming/c-fundamentals/
http://www.cquestions.com/2008/01/c-programming-mcq.html
http://www.avatto.com/computer-science/test/questions-answers/mcqsheadlist/37.html

Java Programming MCQ Collection

http://www.c4learn.com/mcq/java-mcq/language-basics-multiple-choice-questions/
https://www.tracy.k12.ca.us/sites/clunetta/Java/practice/practice.htm
http://www.siteforinfotech.com/2013/12/java-mcq-interview-questions-with.html
http://www.sanfoundry.com/java-mcqs-integer-floating-data-types/

 Data Structures & Alogorithms MCQ Collection

http://mcqquestion.blogspot.com/2012/08/data-structures-and-algorithm-analysis_1661.html
http://www.psexam.com/MCQs-from-Data-Structures-and-Algorithms/data-structures-a-algorithms-multiple-choice-questions-mcqs-objective-set-2.html