A school is preparing a student‑record database. The activities involved are: (i) collecting raw data via questionnaires, (ii) checking for duplicate entries and correcting errors, (iii) entering the cleaned data into the system, (iv) analysing the data to produce statistics, and (v) printing a summary report.

(a) Arrange these activities in the correct order of the data‑processing cycle.
(b) If the time taken for each step is respectively 30 min, 45 min, 20 min, 35 min and 15 min, what is the total time required to complete the whole cycle?

Question

A school is preparing a student‑record database. The activities involved are: (i) collecting raw data via questionnaires, (ii) checking for duplicate entries and correcting errors, (iii) entering the cleaned data into the system, (iv) analysing the data to produce statistics, and (v) printing a summary report.

(a) Arrange these activities in the correct order of the data‑processing cycle.
(b) If the time taken for each step is respectively 30 min, 45 min, 20 min, 35 min and 15 min, what is the total time required to complete the whole cycle?

Accepted Answer

Order: i, ii, iii, iv, v; Total time = 145 minutes

Neco 2019 Data Processing Question 39

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