Preparing for RRB NTPC 2020 exam? Do not forget to practice Alphanumeric Series in the Reasoning section. Check here how to attempt Alphanumeric Series.
- What is Alphanumeric Series?
- Types of Alphanumeric Series
- Tips & Tricks to solve Alphanumeric Series
What is Alphanumeric Series?
Alphanumeric series is formed by combining both alphabets and numbers. Questions from this topic are mostly asked in all the exams. Questions from this topic are easy to solve. Candidates can strengthen their command over the alphanumeric series by solving previous years’ question papers.
Types of Alphanumeric Series
Missing Series: In this type of series, alphabets and numbers may be given in a particular pattern. Candidates will have to fill in the blank space with the required element.
Alphabet-Number-Symbol: These questions may also be asked in a format where a series with alphabets, number and different types of symbols and questions may be asked based on them
Only Alphabetic Series: Series with either missing element or questions with sub-parts are asked. Such questions comprise English Alphabets and no numbers, set in a specific pattern.
Only Numerical Series: Such kind of series comprises only numbers, set in a specific pattern. Questions based on this type may be asked in the form of rearrangement of numbers or digits with the number in ascending, descending or any other order.
Tips & Tricks to solve Alphanumeric Series
Given below are a few tips and tricks to solve Alphanumeric Series questions in RRB NTPC exam.
- In pattern-based series, first, analyse the given Alphanumeric Series question given to you. Try to crack the pattern that is being asked. Mostly the pattern changes in terms of either the number of the alphabet.
- In abrupt series, which include number-symbol-alphabet, no pattern needs to be followed. Candidates need to move to the sub-part of the questions and straightaway answer them.
- For missing number series, you need to recheck the entire series after finding an answer. This will reduce the chances of error.
- Practice various types of Alphanumeric Series questions from the previous years’ question papers.
- Attempt mock tests to improve your speed of solving such type of questions.
- First, try to learn the concept of each and every topic of Alphanumeric Series.
Read More:
How to approach Coding and Decoding questions in RRB NTPC exam?

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Student Forum
Answered a month ago
Candidates will be able to download the RRB NTPC admit card from the methods as mentioned below:
- Visit the RRB NTPC websites
- On the home page, you will find RRB NTPC admit card download link
- Enter the user ID (registration number) and password (date of birth)
- RRB NTPC admit card appears on the screen
- Cli
M
Contributor-Level 6
Answered a month ago
The RRB NTPC admit card for the Graduate posts released on the regional official websites. The exam was conducted from March 16 to March 27, 2026.
C
Contributor-Level 6
Answered a month ago
The minimum qualifying marks for the RRB NTPC CBT 1 graduate posts are for UR & EWS 40%, for OBC & SC 30% and for ST it is 25%.
S
Contributor-Level 6
Answered a month ago
After qualifying the RRB NTPC exam CBT 1 for the Graduate posts, candidates will give the CBT 2 exam which is the second stage of an exam and consists of 120 questions.
I
Contributor-Level 6
Answered a month ago
The candidates who appeared in the exam will be able to check the RRB NTPC Result for the Graduate posts online by visiting the official regional RRBs websites. It will be released in the form of PDF and contains the roll numbers of the qualified candidates.
S
Contributor-Level 10
Answered a month ago
The RRB NTPC exam of the Graduate posts is mainly considered tough because of the large number of candidates that give an exam every year. The difficulty level of the questions depends upon the preparation level, types of questions asked and the format of an exam.
V
Contributor-Level 6
Answered a month ago
The RRB NTPC 2026 Graduate posts difficulty level in general is considered a Moderate. The CBT 1 is basically Easy to Moderate where as CBT 2 is Moderate to Tough due to the level of the questions asked which are advanced and analytical.
K
Contributor-Level 6
Answered a month ago
Check can check below the process to download the RRB NTPC 2026 answer key for the graduate posts:
- Visit 21 RRB websites
- Click RRB NTPC answer key link
- Enter required credentials
- The answer key appears on screen
- Download and save it
G
Contributor-Level 6
Answered a month ago
The authority will release the RRB NTPC 2026 Graduate posts answer key for CEN No. 06/2025 within a few days after the conduction of an exam. The Graduate posts exam was conducted from March 16 to 27.
N
Contributor-Level 6
Answered a month ago
Generally, the RRB NTPC exam for the Graduate posts is considered to be Easy to Moderate in difficulty level mainly for the CBT 1 and for CBT 2, it can be considered as Moderate to Tough.
S
Contributor-Level 6