1. Sri Lanka

2. History  First Population & Housing Census : 1871  139 years ago  Last Population & Housing Census : 2001  After a lapse of 20 years  Cover 85% of country  Base on De facto method  Next Population & Housing Census : 2011  After a lapse of 30 years  Cover 100% of country  Base on De jure method

3. ICT application  Mapping  Create census block maps  Enumeration procedure  e-Census  Computer Assisted Manual Coding  Industrial Classification  Occupational Classification  Data Processing  Scan and Data capture from questionnaire  Data editing & Tabulation

4. Mapping Ma Maps used for Population and Housing Census - 2001

5. Mapping One Inch Map (1:63,360)

6. Issues in Manual Census Block Mapping  Time Consuming  Not Accurate  Difficult to Integrate  Lack of update maps

7. Mapping Satellite Photograph

8. Mark GN Boundary

9. Area covered by Satellite Pictures  Not clear Satellite Pictures  Not covered entire Sri Lanka Issues in Satellite Pictures

10. Using GPS

11. Issues in Digital Census Block Mapping  Lack of GPS equipment  Lack of experience officers  High equipment cost

12. Enumeration Procedures  Usual practice (manual enumeration)  Visit households to obtain information  Census schedule is field for each household  Web base enumeration  e-Census

13. e-Census e-Census (pilot project)  Offer to people in urban areas  Households are give their consent at the listing operation  Password protected to safeguard confidentiality of data  Protect from hackers

14.  Manual data entry (Key-to-Disk)  Large number of staff  Large Space  Delays in data processing  Image based form processing technology  OMR  OCR/ICR Data capture

15. Need to evaluate the procedures carefully  Design of the questionnaire  Quality of printed questionnaires  training to enumeration about the clarity of writing  Selection of technology Issues in Data capture

16. Computer Assisted Manual Coding  Standard Industrial Classification  International Standard Industrial Classification of All Economic Activities (ISIC)  Standard Occupational Classification  International Standard Classification of Occupations (ISCO)

17. Issues in Industrial & Occupational Coding  There are many options to consider  Not clear description  Native language response

18. Computer Editing and Imputations  Last census  Error print-outs were obtained and corrected  Manually Fixed the errors  This procedure leads to delays in releasing the timely data  Next census  On-line editing to improve the efficiency  Imputation procedures to be explored

19. Thank You