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Data Processing Answers (NECO 2017 June/July) Free Expo

Neco 2017 Data Processing Expo Answers for the June/July 2017 Examinations Now Available Via Examscampus.net.

neco 2017 data processing expo answers

Data processing…

(3a)
software that handles the storage, retrieval, and updating of data in a computer system.

3aii)
MySQL
Microsoft Access

3bi) Normalization is a process of organizing the data in database to avoid data redundancy, insertion anomaly , update anomaly & deletion anomaly

3Bii)
*Insertion Anomalies:Insertion anomalies occur when we
try to insert data into a flawed table.
*Deletion Anomalies:- Deletion anomalies occur when we
delete data from a flawed schema.
*Update Anomalies:- Update anomalies occur when we
change data in a flawed schema.

NECO 2017 DATA PROCESSING EXPO ANSWERS.

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