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2018 WAEC Data Processing Theory (a) Outline the steps involved in creating the Query By Example (QBE) in figure 1...

Data Processing
WAEC 2018

(a) Outline the steps involved in creating the Query By Example (QBE) in figure 1 assuming the table customer exist already.

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                                                 Figure 1

(b) Write the steps to generate the SQL statement for the action in 4 (a).

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Explanation

(a) Steps involved in creating the query in MS Access;

- Click on Create 

- Select Query Design

- Add table tbl Customer to QBE interface

- Select the field Last Name from the grid

- Select the field First Name from the grid.

- Select the fields Town from the grid.

- Type 'John' in the criteria row under the last Name field.

- Tick all the check boxes in the show row under last Name, first Name and Town fields.

(b) Steps to generate the SQL statement for the action in 4(a) 

- Right click on Query (QBE) Interface

- Select SQL view 

OR

- From  Design  view, click view

- Select SQL view 

OR

- Click on SQL at the bottom right corner 


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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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Post UTME Past Questions Agent
Post UTME Past Questions Agent
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Your School's Whatsapp Group - Join Us now