CCIL Practice Test Exam Questions With 100% Verified Correct
Answers |2026 Updated Guaranteed Pass.
The sample shall be protected from sun, wind, and other sources of rapid evaporation, and from
contamination. A) True B) False - Answer -A) True
Wet sieving causes the loss of air due to additional handling. A) True B) False - Answer -A) True
Lightly coat reusable moulds with _______ or other suitable non-reactive form release material
before use. A) WD40 B) mineral oil C) hydraulic oil D) engine oil - Answer -B) mineral oil
Internal vibrators are to have a frequency of ________ Hz or greater. A) 100 B) 120 C) 150 D)
200 - Answer -B) 120
The dimensions of the tamping rod shall be _______ mm in diameter and ________ mm in
length, for use in a cylinder with a 150 mm diameter. A) 10 +/- 1, 450 mm B) 16 +/- 1, 600 mm
C) 16 +/- 1, 450 to 600 mm D) 10 +/- 1, 450 to 600 mm - Answer -C) 16 +/- 1, 450 to 600 mm
The moulding of specimens shall be completed within ________ minutes after sampling. A) 5 B)
10 C) 15 D) 20 - Answer -D) 20
1|Page
, The diameter of a cylindrical specimen or the minimum cross sectional dimension of a beam
shall be at least _______ times the maximum nominal size of coarse aggregate in the concrete.
A) 2 B) 3 C) 4 D) 5 - Answer -B) 3
The top layer of the mould should be overfilled to avoid concrete being added to the specimen
without adequate consideration. A) True B) False - Answer -A) True
Consolidate flowing super plasticized concrete having a slump is greater than 180 mm with
_______ % of the number of strokes per layer. A) 10 B) 20 C) 30 D) 40 - Answer -D) 40
Place self consolidating concrete in _______ equal layers. A) 1 B) 2 C) 3 D) 4 - Answer -A) 1
If vibration is the consolidation method being used the mould shall be filled and vibrated in
_________ equal layers. A) 1 B) 2 C) 3 D) 4 - Answer -B) 2
When 150 mm diameter by 300 mm high cylinders are used, three insertions of the vibrator at
different points should be used for each layer. A) True B) False - Answer -A) True
Lab test specimens shall be stored at a temperature of: A) 23 +/- 2 degrees celsius B) 20 +/- 4
degrees celsius C) 24 +/- 4 degrees celsius D) 23 +/- 1 degrees celsius - Answer -A) 23 +/- 2
degrees celsius
2|Page
Answers |2026 Updated Guaranteed Pass.
The sample shall be protected from sun, wind, and other sources of rapid evaporation, and from
contamination. A) True B) False - Answer -A) True
Wet sieving causes the loss of air due to additional handling. A) True B) False - Answer -A) True
Lightly coat reusable moulds with _______ or other suitable non-reactive form release material
before use. A) WD40 B) mineral oil C) hydraulic oil D) engine oil - Answer -B) mineral oil
Internal vibrators are to have a frequency of ________ Hz or greater. A) 100 B) 120 C) 150 D)
200 - Answer -B) 120
The dimensions of the tamping rod shall be _______ mm in diameter and ________ mm in
length, for use in a cylinder with a 150 mm diameter. A) 10 +/- 1, 450 mm B) 16 +/- 1, 600 mm
C) 16 +/- 1, 450 to 600 mm D) 10 +/- 1, 450 to 600 mm - Answer -C) 16 +/- 1, 450 to 600 mm
The moulding of specimens shall be completed within ________ minutes after sampling. A) 5 B)
10 C) 15 D) 20 - Answer -D) 20
1|Page
, The diameter of a cylindrical specimen or the minimum cross sectional dimension of a beam
shall be at least _______ times the maximum nominal size of coarse aggregate in the concrete.
A) 2 B) 3 C) 4 D) 5 - Answer -B) 3
The top layer of the mould should be overfilled to avoid concrete being added to the specimen
without adequate consideration. A) True B) False - Answer -A) True
Consolidate flowing super plasticized concrete having a slump is greater than 180 mm with
_______ % of the number of strokes per layer. A) 10 B) 20 C) 30 D) 40 - Answer -D) 40
Place self consolidating concrete in _______ equal layers. A) 1 B) 2 C) 3 D) 4 - Answer -A) 1
If vibration is the consolidation method being used the mould shall be filled and vibrated in
_________ equal layers. A) 1 B) 2 C) 3 D) 4 - Answer -B) 2
When 150 mm diameter by 300 mm high cylinders are used, three insertions of the vibrator at
different points should be used for each layer. A) True B) False - Answer -A) True
Lab test specimens shall be stored at a temperature of: A) 23 +/- 2 degrees celsius B) 20 +/- 4
degrees celsius C) 24 +/- 4 degrees celsius D) 23 +/- 1 degrees celsius - Answer -A) 23 +/- 2
degrees celsius
2|Page
