Computer Science · Data Communications
Which statements are true for digital-to-digital encoding schemes? A. Unipolar encoding uses one level of voltage. B. A unipolar encoded signal contains a direct current (DC) component (a component with zero frequency). C. In NRZ-L, the level of the signal is dependent upon the state of the bit. D. In NRZ-I, the signal is not inverted if a '1' is encountered. E. The RZ encoding scheme removes both DC components and the problem of synchronization. Choose the correct answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1A, B, C & E Only✓
- 2A, C, D & E Only
- 3B, C, D & E Only
- 4A, B, D & E Only
Correct answer
A, B, C & E Only
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Computer Science?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Data Communications MCQs →Want more practice questions on Data Communications?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Computer Science · Data Communications