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1.

Chapter. 1
What discontinuities can be found by visual inspection?

 a) Undercut

 b) Cracks

 c) Underfill

 d) All the above

2.

Hold points are:

 a) Established after fabrication is accomplished

 b) Established by the fabrication department

 c) Points where fabrication is put on hold

 d) Points where an inspection and acceptance are required prior to accomplishment for any further fabrication

3.

Preheat temperature should be measured:

 a) The thickness of the joint but no less than 3 in from the joint along the entire length of the joint

 b) The thickness of the joint but no less than 3 in from the joint at the beginning of the joint

 c) At 6 in intervals along the length of the joint

 d) 1 in from the end of the joint

4.

If the specified root face for joint (A) in figure 1.2 is 1/8 in, what is the range of root face permitted for this joint?

 a) 1/12 in to 3/16 in

 b) 1/16 into 3/16 in

 c) 1/16 into 1/8 in

 d) 1/8 into 3/16 in

5.

Drawings and specifications should be reviewed:

 a) Prior to welding

 b) During welding

 c) After welding

 d) All of the above

6.

If the specified root opening for joint (B) in figure 1.2 is 3/16, what is the range of root opening permitted for this joint?

 a) 0 to 7/16 in

 b) 1/16 to 3/8 in

 c) 3/16 to 7/16 in

 d) 1/8 to 7/16 in

7.

Chapter. 2
What discontinuity is considered to be most served?

 a) Porosity

 b) Incomplete fusion

 c) Slag inclusion

 d) Crack

 e) Arc strike

8.

Which of the following discontinuities is less likely to be found visually?

 a) Toe crack

 b) Undercut

 c) Lamellar tear

 d) Overlap

 e) None of the above

9.

Underbead cracks can result from which of the following welding practices?

 a) Use of wet electrodes

 b) Welding on contaminated steels

 c) Welding over paint

 d) All of the above.

 

10.

The weld discontinuity that results from improper termination of the welding arc is referred to as

 a) Undercut

 b) Overlap

 c) Crater crack

 d) Incomplete fusion

 e) All of the above

11.

Of the following processes, which is unlikely to have slag inclusion in a complete weld?

 a) SMAW

 b) PAW

 c) FCAW

 d) SAW

12.

The discontinuity that results from the entrapment of gas within the weld cross-section is referred to as

 a) Crack

 b) Slag inclusion

 c) Incomplete fusion

 d) Porosity

13.

What weld discontinuity results when the welder travels too slowly, causing excess weld metal to flow out of the joint and lay on the base metal surface without fusing?

 a) Undercut

 b) Underfill

 c) Overlap

 d) Incomplete fusion

14.

A discontinuity is :

 a) always a defect

 b) always a reject

 c) always acceptable

 d) Rejectable if it exceeds code limits

15.

What weld metal discontinuity results when the welder fails to completely fill the weld groove?

 a) Undercut

 b) Underfill

 c) Overlap

 d) Incomplete fusion

16.

Excessive weld metal buildup on a groove weld is referred to as:

 a) Excessive convexity

 b) Excess weld reinforcement

 c) Overfill

 d) All of the above

17.

The weld discontinuity that results from the initiation of the welding arc outside the weld joint is referred to as:

 a) Incomplete fusion

 b) Undercut

 c) Overlap

 d) Arc strike

18.

What weld discontinuity shows up as a light region on a radiograph?

 a) Porosity

 b) Tungsten inclusion

 c) Slag inclusion

 d) a and b above

19.

Which of the following is not a base metal discontinuity resulting from improper steelmaking practices?

 a) Lamination

 b) Lamellar tear

 c) Sea

 d) Pipe shrinkage

20.

Whether a particular weld discontinuity is critical can be judged on the basis of

 a) Whether it is surface or subsurface

 b) Whether it is linear on non-linear

 c) Whether it has a sharp end condition

 d) All of the above

21.

Chapter. 3
A welder is to be qualified for GMAW. In what field of appendix II-A in the Part B Book of Specifications will process description of the welding method be found?

 a) [2]

 b) [3]

 c) [4]

 d) [5]

22.

For prequalified joint B-U2a, what is the range of groove angles, as fitup with a 3/8 is root opening?

 a) 25° to 40°

 b) 30° to 40°

 c) 30° to 45°

 d) 25° to 35°

23.

What is the maximum allowable convexity for a weld of 11/16 in actual face width?

 a) 1/16 in

 b) 1/8 in

 c) 3/16 in

 d) 1/4 in

24.

A welder has been qualified for groove welding using a 2 in schedule 80 pipe test coupon in the 2G position. Is the welder qualified for the welding of 4 in schedule 80 pipe?

 a) Yes

 b) No

 c) Yes, but not in 5G or 6G positions

25.

For the qualification of question 3.4 above, could electrodes of classification E7028 be used if the pipe conformed to API 5L Gr. X52?

 a) Yes

 b) No

 c) Yes, but not in 5G or 6G positions

26.

For 1-1/2 in CJP groove welds in plates, of ASTM A 572 Gr. 60, what preheat and inter pass temperature is required?

 a) 150°F

 b) 175°F

 c) 225°F

 d) 300°F

27.

What is the F-Number for ER 4043 electrode conforming to AWS Specification A5.10?

 a) F-6

 b) F-21

 c) F-23

 d) F-22

28.

When the weld is parallel to the primary stress the allowable undercut is?

 a) 1/16 in

 b) 0.01 in

 c) 1/32 in

 d) Not allowed

29.

A welding procedure qualification test plate was welded using an ER70S-6 electrode conforming to AWS A5.18. Where would “AWS 5.18” appear in appendix I?

 a) (5)

 b) (6)

 c) (7)

 d) (2)

30.

What is the specified root opening for prequalified joint B-U2a-GF using the gas shielded FCAW process?

 a) 1/4 in

 b) 3/8 in

 c) 3/16 in

 d) Not specified

31.

Chapter. 4
What is the measurement of the crosshatch object?

 a) 1-23/32 in

 b) 1-23/64 in

 c) 1-21/32 in

 d) 1-21/64 in

32.

Convert the answer from question 4.1 to millimeters using factor in text

 A. 42.06

 B. 42.07

 C. 42.08

 D. 42.09

33.

What is the measurement indicated on the instrument?

 a) 0.752 in

 b) 0.762 in

 c) 0.747 in

 d) 0.672 in

34.

Convert the answer from question 4.3 to millimeters using factor in text

 A. 19.35

 B. 19.34

 C. 19.38

 D. 19.39

35.

What is the measurement indicated on the instrument in figure EQ4.5?

 a) 10.87

 b) 15.78

 c) 18.70

 d) 78.70

36.

Convert the answer from question 4.5 to inches using factor in text

 A. 0.736 in

 B. 0.737 in

 C. 0.738 in

 D. 0.739 in

37.

The width of a rectangular tensile specimen is 0.762 in what is the metric equivalent?

 a) 22.76 mm

 b) 20.69 mm

 c) 19.35 mm

 d) 19.15 mm

38.

The thickness of the specimen in question 4.7 is 18.70 mm. What is its inch equivalent?

 a)0.778 in

 b)0.887 in

 c)0.966 in

 d)0.736 in

39.

Using the required values from questions 4.7 and 4.8 calculate the area of the sample in square inches and square millimeters.

 a) 0.777 square inches and 501.294 square millimeters

 b) 0.555 square inches and 358.062 square millimeters

 c) 0.738 square inches and 476.131 square millimeters

 d) 0.561 square inches and 361.845 square millimeters

40.

If the tensile strength of the sample fails at a load of 51 550 pounds and using the values from question 4.9, what is the ultimate tensile strength? (Load divided by the area)

 a) 991 889 psi

 b) 82 800 psi

 c) 66 400 psi

 d) 37 000 psi

41.

Whole number tolerances are determined by the overall dimensional length used in the dimension as follows:

 a. Whole numbers from 25 to 150 mm inclusive is ± 3.0 mm

 b. Whole numbers from 25 to 150 mm inclusive is ± 2.0 mm

 c. Whole numbers from 25 to 150 mm inclusive is ± 1.5 mm

 d. Whole numbers from 25 to 150 mm inclusive is ± 1.0 mm

42.

The vision requirements for a CWI are near vision acuity on:

 a. Jaeger J2 at not less than 12 in., with or without corrective lenses

 b. Jaeger J1 at not less than 24 in

 c. The inspector cannot wear glasses

 d. Jaeger J2 at not less than 12 in

43.

Whole number tolerances are determined by the overall dimensional length used in the dimension as follows:

 a. Whole numbers > 150 mm is ± 3 mm.

 b. Whole numbers > 150 mm is ± 5 mm.

 c. Whole numbers > 150 mm is ± 8 mm.

 d. Whole numbers > 150 mm is ± 1 mm

44.

Workmanship Requirements and Visual Acceptance Criteria for Structural Steel – The base metal preparation should be free from any arc strike.

 a. True

 b. False

45.

The length of these discontinuities is the visible long dimension on the cut surface of material and the depth is the distance that the discontinuity extends into the material from the cut surface. The limits of acceptability and the repair of visually observed cut surface discontinuities shall be as follows:

 a. Any discontinuity 25 mm in length or less need not be repaired and the depth need not be explored.

 b. Any discontinuity over 25 mm in length with depth over 12 mm shall be referred to the Engineer for disposition.

 c. Any discontinuity over 25 mm in length with a maximum depth of 6 mm need not be repaired, but the depth should be explored.

 d. Any discontinuity over 25 mm in length with depth over 6 mm but not greater than 12 mm shall be completely removed and repaired welded.

46.

During the evaluation of the guided bend test specimen, a 5/16〞corner crack is observed. There is no evidence of slag inclusion or other fusion-type discontinuities. The specimen is

 a. Rejectable because the crack is greater than 1/8″

 b. Acceptable.

 c. Rejectable because the crack is greater than 1/4″.

 d. Disregarded and a replacement specimen was taken from the original weldment.

47.

Workmanship Requirements and Visual Inspection Acceptance Criteria in Pressure Piping should be free from spattering

 a. True

 b. False

48.

A welding procedure is being qualified for the welding of the A514 plate for a bridge application. The welding process to be used is FCAW, and the weld configuration is a single-V-groove weld with a steel backing. The thickness of the test coupon is 1-1/2. This procedure coupon is being welded in the 2G position. What is a matching filler metal classification for this procedure?

 a. E11XT with a minimum impact strength of 20 ft-1bs at 0℉.

 b. E10XT.

 c. None of the listed.

 d. E8XT with a minimum impact strength of 20 ft-1bs at -18℃.

49.

The welding process to be used is FCAW, and the weld configuration is a single-V-groove weld with a steel backing. The thickness of the test coupon is 1-1/2〞. This procedure coupon is being welded in the 2G position. For what thickness will this procedure be qualified if the required tests are passed successfully?

 a. 3/4〞 to 3〞

 b. Unlimited.

 C. 3/4〞 to 1-1/2〞

 d. 3〞 maximum.

50.

Which of the following processes would be acceptable for the pre-qualified joining B-U2-GF ?

 a.SMAW

 b. SAW.

 c.FCAW.

 d. GMAW.

51.

A welder is being qualified on a groove weld in the horizontal position on 8〞schedule 80 using the SMAW process. The material being joined is API 5L grade X42 to API 5L grade X52. For what range of diameters is this qualification valid?

 a. 4〞or larger.

 b. 4〞or smaller.

 c. 3/4〞through 4〞

 d. Test diameter and above.

52.

A welding procedure is being qualified for the welding of the A514 plate for a bridge application. The welding process to be used is FCAW, and the weld configuration is a single-V-groove weld with a steel backing. The thickness of the test coupon is 1-1/2〞. This procedure coupon is being welded in the 2G position. What is the required preheat and inter-pass temperature for this procedure?

 a. None of the listed.

 b. 50°min.-230℃ max.

 c. 150°min.-205℃ max.

 d.125°min.-400℉ max.

53.

A welder is being qualified on a groove weld in the horizontal position on 8〞schedule 80 using the SMAW process. The material being joined is API 5L grade X42 to API 5L grade X52. What test specimens are required?

 a. 2 face bends, 2 root bends, 2 reduced sections tensile.

 b. 4 side bends.

 c. 1 face bend, 1 root bend.

 d. None of the listed.

54.

Under, Workmanship Requirements and Visual Inspection Acceptance Criteria and Pressure Piping Visual Inspection Acceptance Criteria. – The crack is unacceptable are unacceptable:

 a. True

 b. False

55.

The title of the AWS Standard, “AWS D1.1” is:

 a. CWI Certification.

 b. The AWS Structural Welding Code-Steel.

 c. Standard Welding Terms and Definitions.

 d. The AWS Bridge Welding Code

56.

A welder is being qualified on a groove weld in the horizontal position on 8〞schedule 80 using the SMAW process. The material being joined is API 5L grade X42 to API 5L grade X52. What is a recommended filler metal for this weld?

 a. E7018.

 b. E6010.

 c. E7010.

 d. None

57.

Welder is being qualified on a groove weld in the horizontal position on 8〞schedule 80 using the SMAW process. The material being joined is API 5L grade X42 to API 5L grade X52. For what thickness is this qualification valid?

 a. 5/16〞- 3/4

 b. 3/4〞min – unlimited.

 c. All options mentioned.

 d. 0.187〞min. – unlimited.

58.

A welding procedure is being qualified for the welding of the A514 plate for a bridge application. The welding process to be used is FCAW, and the weld configuration is a single-V-groove weld with a steel backing. The thickness of the test coupon is 1-1/2〞. This procedure coupon is being welded in the 2G position. What is the F-number of the filler metal being used?

 a. 6.

 b. 1.

 c. 3

 d. 5.

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