BT Exam 2025 ACCA Business and Technology
Paper: Latest Trends, Student Tips, and FAQs
Answered
1. Question: Which of the following best describes "SAND"?
A. Aggregates bigger than 1/4" diameter stones
B. Aggregates found in riverbeds, free of salt, must be washed
C. Concrete mix for footings and columns
D. Admixture that delays setting of cement
Correct Answer: B. Aggregates found in riverbeds, free of salt, must be washed
2. Question: What are "COURSE AGGREGATES"?
A. Aggregates smaller than 1/8" diameter stones
B. Aggregates used in non-bearing walls
C. Aggregates bigger than 1/4" diameter stones
D. Fine particles used in plaster
Correct Answer: C. Aggregates bigger than 1/4" diameter stones
3. Question: "CLASS A" concrete mix is typically used for which of the following?
A. Slab on fill and non-bearing walls
B. Footings, columns, beams, R.C. and slabs
C. Masonry fill
D. Temporary boarding for concrete
Correct Answer: B. Footings, columns, beams, R.C. and slabs
4. Question: For which applications is "CLASS B" concrete mix recommended?
, A. Footings and reinforced concrete
B. Structural steel columns
C. Slab on fill and non-bearing walls
D. Piles and pile caps
Correct Answer: C. Slab on fill and non-bearing walls
5. Question: An admixture that delays the setting of cement paste or mixtures is known as a:
A. Accelerator
B. Plasticizer
C. Retarder
D. Superplasticizer
Correct Answer: C. Retarder
6. Question: What defines a "FERROUS" metal?
A. Contains no, or very little, iron
B. Iron is the principal element
C. High resistance to corrosion
D. Soft, malleable, with a low melting point
Correct Answer: B. Iron is the principal element
7. Question: A malleable alloy of iron and carbon, produced by melting and refining pig iron or
scrap steel, is called:
A. Copper
B. Lead
C. Steel
D. Aluminum
Correct Answer: C. Steel
, 8. Question: Which metal is described as bearing steel, having high resistance to corrosion, and
used for making sheet and metal lath?
A. Lead
B. Copper
C. Zinc
D. Iron
Correct Answer: B. Copper
9. Question: What characterizes a "NON FERROUS" metal?
A. Iron is the principal element
B. Contains a high percentage of carbon
C. Contains no, or very little, iron
D. Is typically magnetic
Correct Answer: C. Contains no, or very little, iron
10. Question: Which heavy metal is known for being soft, malleable, having a low melting point,
and a high coefficient of thermal expansion?
A. Copper
B. Steel
C. Lead
D. Iron
Correct Answer: C. Lead
11. Question: A fastener consisting of a cylindrical body with a formed head, brought to white heat
before installation, is a:
A. Bolt
B. Screw
C. Rivet
Paper: Latest Trends, Student Tips, and FAQs
Answered
1. Question: Which of the following best describes "SAND"?
A. Aggregates bigger than 1/4" diameter stones
B. Aggregates found in riverbeds, free of salt, must be washed
C. Concrete mix for footings and columns
D. Admixture that delays setting of cement
Correct Answer: B. Aggregates found in riverbeds, free of salt, must be washed
2. Question: What are "COURSE AGGREGATES"?
A. Aggregates smaller than 1/8" diameter stones
B. Aggregates used in non-bearing walls
C. Aggregates bigger than 1/4" diameter stones
D. Fine particles used in plaster
Correct Answer: C. Aggregates bigger than 1/4" diameter stones
3. Question: "CLASS A" concrete mix is typically used for which of the following?
A. Slab on fill and non-bearing walls
B. Footings, columns, beams, R.C. and slabs
C. Masonry fill
D. Temporary boarding for concrete
Correct Answer: B. Footings, columns, beams, R.C. and slabs
4. Question: For which applications is "CLASS B" concrete mix recommended?
, A. Footings and reinforced concrete
B. Structural steel columns
C. Slab on fill and non-bearing walls
D. Piles and pile caps
Correct Answer: C. Slab on fill and non-bearing walls
5. Question: An admixture that delays the setting of cement paste or mixtures is known as a:
A. Accelerator
B. Plasticizer
C. Retarder
D. Superplasticizer
Correct Answer: C. Retarder
6. Question: What defines a "FERROUS" metal?
A. Contains no, or very little, iron
B. Iron is the principal element
C. High resistance to corrosion
D. Soft, malleable, with a low melting point
Correct Answer: B. Iron is the principal element
7. Question: A malleable alloy of iron and carbon, produced by melting and refining pig iron or
scrap steel, is called:
A. Copper
B. Lead
C. Steel
D. Aluminum
Correct Answer: C. Steel
, 8. Question: Which metal is described as bearing steel, having high resistance to corrosion, and
used for making sheet and metal lath?
A. Lead
B. Copper
C. Zinc
D. Iron
Correct Answer: B. Copper
9. Question: What characterizes a "NON FERROUS" metal?
A. Iron is the principal element
B. Contains a high percentage of carbon
C. Contains no, or very little, iron
D. Is typically magnetic
Correct Answer: C. Contains no, or very little, iron
10. Question: Which heavy metal is known for being soft, malleable, having a low melting point,
and a high coefficient of thermal expansion?
A. Copper
B. Steel
C. Lead
D. Iron
Correct Answer: C. Lead
11. Question: A fastener consisting of a cylindrical body with a formed head, brought to white heat
before installation, is a:
A. Bolt
B. Screw
C. Rivet
