Zonal Informatics Olympiad

Zonal Informatics Olympiad (ZIO) 2020 Registration open

Last date to apply

November  2019

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About Zonal Informatics Olympiad

Zonal Informatics Olympiad is conducted by Indian Association for Research in Computing Science (IARCS), Mumbai, every year across the country and abroad. From 2001-02 to 2013-14, the Olympiad was organized in collaboration with CBSE. The notification for ZIO 2020 has been released. However, it will be updated soon. As per the latest update, the registration for Zonal Informatics Olympiad (ZIO) has started on 25 August for the ZIO 2020 exam which is scheduled to be conducted on 10 November 2019. This is the first stage of the Informatics Olympiad where the students have to give the written aptitude test.

The candidates who qualify in the first stage examination (Zonal Informatics Olympiad) will appear in the second stage examination, will be eligible to appear for the second stage i.e.Indian National Olympiad in Informatics - INOI which will be based on programming skills.

 Zonal Computing Olympiad (ZCO) and Zonal Informatics Olympiad (ZIO) will be organized on the same day, so students can participate in either one of them.

Latest Update: ZIO 2020 Application form is available from 25 August

Zonal Informatics Olympiad (ZIO) Dates 2020

Events Dates 
ZIO Application Starts 25 August 2019
ZIO Application Ends 1 November 2019
Zonal Informatics Olympiad 10 November 2019
Indian National Olympiad in Informatics January 2020
International Olympiad for Informatics (IOI) August 2020


  • The students who qualify this exam will move to stage 2 will get a chance to participate in Indian National Olympiad in Informatics (INOI).
  • About 200-250 students will qualify from ZIO 2020 to participate in the Indian National Olympiad in Informatics 2020 (INOI)

More about INOI & International Olympiad

INOI involves programming in any one of three languages: C and C++.

  • About 30 students are selected from INOI for a training camp, typically, held in May–June to select the Indian team for IOI.
  • International Olympiad: Selected candidates from stage 2 will be called for intensive training for the final selection of the candidates for the International Olympiad.
  • International Olympiad for Informatics (IOI) 2020 will be held in Singapore from 19 to 26 July 2020

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Zonal Informatics Olympiad Eligibility Criteria

Gender Both
Region India and West Asia
Class/ Age Upto Class 12
  • Academic Qualification: The examination will be open to all the students up to class 12 studying in schools affiliated to CBSE as well as other Boards in the country.
  • ZIO 2020 is open to students of all boards in the country.

Zonal Informatics Olympiad Application form and Process

The application process of Zonal Informatics Olympiad can be filled for an individual or for a group of students via bulk registration. The details of both are as mentioned below:

ZIO Online Application Process

  • This time there will be online registration for Zonal Informatics Olympiad (ZIO) 2020 and the registrations have started on 25 August, and end on 1 November 2019.
  • Each and every student has to fill out the online registration form.
  • Exam Fees: Rs. 472 can be paid by Credit/Debit Card or by using Net Banking.

ZIO Bulk Registration

The ZIO Bulk Registration can also be done for 10 or more participants at the same time. The spreadsheet has to be filled for ZIO bulk registration and the spreadsheet along with a scanned copy has to be sent by  ico@iarcs.org.in. The registration fee is Rs 472 per student, inclusive of GST. This should be paid through a Demand Draft (composite for all candidates) in the name of Indian Association for Research in Computing Science, payable in Mumbai.

Demand Draft

  • DD in the name of "Indian Association for Research in Computing Science", payable in Mumbai.

Submission of DD

The candidates making the application using the bulk registration is required to send the spreadsheet along with proof of payment to 'ico@iarcs.org.in' additionally the original Demand Draft along with the printout of the spreadsheet is to be sent to the following address as well:

Prof. Madhavan Mukund
Attn: ZIO 2020 Bulk Registration
Chennai Mathematical Institute
H1, SIPCOT IT Park, Siruseri
Kelambakkam 603103
Phone: (044) 7196 1000

Admit Card: The candidates opting for bulk registration will be assigned username & password using which they can download their Admit Card for the examination. 

  • The applicant will receive their User Name & Password on the given email id and Admit card can be downloaded using the same details after November 2019.
  • The username and password will be sent to the email id provided while filling the bulk registration form.

Zonal Informatics Olympiad Examination Centres

Amritsar Bhubaneswar Dehradun Jodhpur Nagpur Tiruchi
Allahabad Bokaro Goa Kanpur New Delhi Trivandrum
Ahmedabad Chandigarh Guwahati Kolkata Patna Varanasi
Bangalore Chennai Hyderabad Kota Pune Visakhapatnam
Baroda Cochin Indore Lucknow Raipur Gwalior
Bhopal Coimbatore Jaipur Mumbai Ranchi ----


Documents to be carried on the day of Examination

  • A bonafide certificate with their photograph attested by the Principal of their school.
  • Since Roll Numbers will not be allotted to candidates, they have to write their name, class, school’s name with address and centre name in the answer sheet and information sheet provided to them.

Zonal Informatics Olympiad (ZIO 2020) Exam Pattern

The examination will be a written examination to test the aptitude of the students, their logical competence, problem-solving skills, and critical thinking.

Exam Date of the Zonal Informatics Olympiad

The first stage examination consisting of the Zonal Informatics Olympiad (ZIO) 2020 will be held on in January.

Zonal Informatics Olympiad Question Paper and Solutions

The past year ZIO question papers and solutions will help the candidate to know about the structure of the exam and the exam pattern. They will get to know about the type of questions asked in the Zonal Informatics Olympiad. it also helps in practising for the exam. Here we have provided like to download past year question paper with solutions.


Question Paper, Solution

Download ZIO Question Paper (2014)

Click Here 

 Download ZIO Solutions (2014)

Click Here

Download ZIO Question Paper (2015)

Click Here 

Download ZIO Solutions (2015)

Click Here

Download ZIO Question Paper (2016)

Click Here

Download ZIO Solutions (2016)

Click Here

 Download ZIO Question Paper (2017)

Click Here

Download ZIO Solutions (2017)

Click Here

Download ZIO Question Paper (2018)

Click Here

Download ZIO Solutions (2018)

Click Here

 Zonal Informatics Olympiad (ZIO) Preparation 

  • Students can go through previous year papers of Zonal Informatics Olympiad for practice. Previous year papers are available from 2003-2017
  • Go through the Online Training material for Indian Computing Olympiad and it would be of great help to understand various topics and various questions that could be asked in the exam. >> The Online Study material

Zonal Informatics Olympiad Contact Details

Prof. Madhavan Mukund
Attn: ICO 2018 Offline Registration
Chennai Mathematical Institute
H1, SIPCOT IT Park, Siruseri
Kelambakkam 603103
Phone: (044) 6748 0900

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