Author Archives: Narayan Changder

UPSC corner

By | October 31, 2018

UPSC preliminary Preperation All about  UPSC preliminary  Preparation for 2019 aspirants. The page contains solutions of previous 34 years  preliminary papers with explanations, topic wise Quizzes, notes/tutorials and important mock test links for preparation. UPSC Preliminary MOCK TEST series UPSC-IAS PRELIMINARY GS QUESTION UPSC preliminary GS MCQ UPSC previous year solution UPSC preliminary GS paper… Read More »

UPSC Preliminary mock test

By | October 27, 2018

  All about UPSC Civil Services Preliminary Exam General Studies Paper Preparation for 2019 aspirants. The page contains mock test for  UPSC Civil Services Preliminary Exam papers . More mock test coming soon. We will update everyday 1 mock test. Good luck Mock test 1 Mock test 2 Mock test 3 UPSC PRELIMINARY MOCK TEST… Read More »

computer science study materials

By | September 24, 2018

Computer Science and Engineering studymaterials. All CSE Practice questions 10000 Operating system MCQ 9000 computer network MCQ  Data structure and Algorithm Disk Operating System (DOS) MCQ Unix MCQ Questions MCQ Linux MCQ Questions MCQ Windows NT MCQ Windows 2000 Server MCQ Artificial Intelligence MCQ Database Systems MCQ Management Information Systems MCQ System Analysis And Design… Read More »

Category: CSE

Sign Magnitude – A simple approach

By | July 6, 2018

With sign magnitude we denote  one of the bits ( left one, also known as the most significant bit-MSB) to indicate whether a number is positive or negative. Usually  we set MSB ‘0’  to indicate the number is positive and a ‘1’ indicates the number is negative. Using this method we get the following: MSB… Read More »