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What happens when a bit string is XORed with itself n times as shown below ?

[B ⊕ (B ⊕ (B ⊕ (B ..........n times]

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  1. Complements when n is even 
  2. Complements when n is odd
  3. Divides by 2n always
  4. Remains unchanged when n is even

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Option 4 : Remains unchanged when n is even
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Latest NIELIT Scientific Assistant Updates

Last updated on Jun 12, 2025

-> NIELIT Scientific Assistant city intimation slip 2025 has been released at the official website.

-> NIELIT Scientific Assistant exam 2025 is scheduled to be conducted on June 28. 

-> A total number of 113 revised vacancies have been announced for the post of Scientific Assistant in Computer Science (CS), Information Technology (IT), and Electronics & Communication (EC) streams.

-> Online application form, last date has been extended up to from 17th April 2025.

->The NIELT has revised the Essential Qualifications for the post of Scientific Assistant. Candidates must possess (M.Sc.)/ (MS)/ (MCA) / (B.E.)/ (B.Tech) in relevant disciplines.

 

-> The NIELIT Scientific Assistant 2025 Notification has been released by the National Institute of Electronics and Information Technology (NIELIT).

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Q1.What is the 2's complement of the binary number 101110?
Q2.What is the result of applying the complement law A + A' in Boolean algebra?
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More Digital Logic Questions

Q1.In a 3-to-8 decoder, how many outputs are active for any given input?
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