About the Coding and Decoding:
Coding is a method of transmitting a message between the sender and the receiver without a third person knowing it. Before transmitting, the data is encoded and at receiver's side, the data is decoded in order to obtain original data by determining common keys in encoded data.
Coding and Decoding forms a dedicated part of the Reasoning Section in various competitive exams example in SSC, the level of questions in easy to medium while in IBPS exams, the level of questions is difficult In IBPS, coding and decoding questions comes under Machine Coding and Decoding Tople
What is the approach to solve the questions of this section?
• Observe alphabets or numbers given in the code keenly.
• Find the sequence it follows whether it is ascending or descending
Delect the rule in which the alphabet umbensivords follow •Fill the appropriate letter humberWood in the blank given
Some Basics which we need to learn before solving the questions of this
topic are:
Letter position (A 1.8 2.0-3. DA Y-25, Z-26) • Opposite position of letters (A-26. B-25Z-1)
• Opposite of each letter (A is opposite to Z and B is opposite to Ya Cis opposite to X and so on)
Various types on which Coding and Decoding are classified :
- Letter Coding
- Digit Coding
- Symbol Coding
- Group Coding
- Combination of Letters,Numbers,Symbols Coding
- Coded Letter Of Word
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