Preview Questions Mason/Bricklayer | Role Specific Skill

Question 1: When preparing a wall for plastering, what surface condition should be achieved?

Which action should you take?

Choose only one option

The surface should be moist for better adhesion

The surface should be smooth and shiny to allow for easy application

The surface should be wet to prevent the plaster from drying too quickly

The surface should be clean, slightly rough, and free of oil or contaminants

Question 2: Which is the correct mortar mix ratio for a standard brick wall in dry conditions?

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1 part cement, 3 parts sand

1 part cement, 4 parts sand

1 part cement, 1 part lime, 6 parts sand

1 part lime, 2 parts sand

Question 3: Why is Portland cement commonly used in masonry work?

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It is only used in non-structural applications

It is highly durable, easy to mix, and widely available

It is more expensive and less durable than other cements

It is unsuitable for outdoor use

Question 4: What is the function of lime in a mortar mix for bricklaying?

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To increase workability and provide flexibility

To enhance the color of the mortar

To improve water retention in the mortar

To improve the bonding strength of mortar

Question 5: What is the effect of using a surface that has excessive moisture content before laying mortar or concrete?

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No effect on the bonding process

Increased working time for the mortar

Reduced bond strength and potential failure

Better consistency in mortar mix

Question 6: What is the primary advantage of using clay bricks in construction?

Which action should you take?

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Resistance to moisture

Good insulation properties

High compressive strength

Low cost and easy availability