Basic Viva For Textile Engineers (Apparel or Garments Related) Part-6

 

151. What is L/C?

Ans. L/C means letter of credit. It is one kind of agreement between buyer and seller.

152. What is pattern grading?

Ans. Grading means the stepwise increase or decrease of a master pattern piece to create large or small size. Grading alters the overall size of a design but not its general shape and appearance. If buyer requires different sizes, we would have to grade the dimension. It may be S.L, X.L and XXL.

153. What are the method of grading?

Ans. Grading can be apply two method –(I) manual method,(II) computerized method.

154. Marker as a guideline for cutting?(yes/no)

Ans. Yes.

155. What is back taking?

Ans. During sewing we need to start or end it prior to 1cm or after 1cm respectively to secure the sewing end. This is termed as back tacking.

156. What is bar tacking?

Ans. We continue sewing for several times within a vary short distance to increase the load or strength of that particular portion which is termed as bar taking.e.g- edge of pocket, belt loop, Fly piece etc.

157. What is blind stitch?

Ans. A particular type of stitch which is not visible from the face side of the garments.

158. What do you mean by C.B.L and C.F.L?

Ans. C.B.L= center back line, C.F.L= center front line

159. What are disposable garments?

Ans. The garments which are used for one time only called disposable garments. e.g. Medical garments.

160. What do you mean by Flap?

Ans. It’s the part of pocket which covers the pocket opening.

161. What is marker?

Ans. Marker is a thin paper which contain all necessary pattern pieces for all sized for a particular style of garments. it’s a representation or drawing of the arrangement of the identified materials.

162. Fabric width and length must be higher than the marker width and length? (yes/no)

Ans. Yes.

163. Grain line should be parallel to the warp direction in a woven fabric or the Wales in a knitted fabric? (true/false)

Ans. True

164. What is formula of marker efficiency?

Ans. Marker efficiency= total area of pattern pieces in a marker/total area of marker × 100%

165. The less the fabric wastage, the higher the marker efficiency?(true/false)

Ans. True.

166. The more the marker length, the higher the marker efficiency? (True/false)

Ans. True.

167. What do you mean by garments size?

Ans. The size of garments can be expressed by two methods-

Alphabetical expression e.g. S,M,L,XL,XXL

Numerical expression e.g. 38,39,40,41,42(in cm or in inch)

168. Write down the feature of T-shirt?

Ans.

Casual tops,

Narrow neck line,

Usually short sleeve,

No collar

169. Write down the feature of polo shirt?

Ans. (I) Tops, (II) short/long sleeve,(III) collar,(IV) short button placket or neck opening.

170. How can you divide all garments?

Ans. All types of garments can be divided mainly two groups –(I) Tops part, (II) Bottom part.

171. Write down the feature of pull oven / sweater?

Ans. (I) Warm shirt,(II) Long sleeve, (III) Waist band, (IV) Pull on over head.

172. Write down the feature of Tank-loop?

Ans. (I) Sleeve less pullover, (II) Used over a shirt (III) Warm shirt (IV) Waist band, (V) Pull on over head.

173. Write down the feature of cardigan?

Ans. (I) Open front, (II) Fastened with a zip or button, (III) Waist band.

174. What do you mean by CAD?

Ans. CAD means computer aided design: In apparel industry CAD systems are mainly used for garments design, pattern preparation, pattern grading and marker marking.

175. What do you mean by CAM?

Ans. CAM means computer aided manufacturing. It includes computerized sewing machines, fabric spreading machines, cutting systems.

176. Write some important meaning?

Ans.

CM= Cost of making

CMT= Cost of making with trimmings

FOB= Freight on boat

C & F= Cost and freight

CIF= cost, insurance and freight

L/C= letter of credit

177. What is cloth spreading/laying?

Ans. To spread cloth as determined by needed quantity as per marking/ the smooth laying out of fabric in superimposed layer of specified length.

178. What do you mean by fabric cutting?

Ans. To cut the cloth according to marker of patterns for sewing.

179. What are the methods of fabric cutting?

Ans.

(A) Manual method

Scissor

Round knife

Band knife

Straight knife

Die cutting

Notcher & -Drill

(B) Computerized method

Straight knife cutting

Water jet cutting

Leaser beam cutting

Plasma torch cutting

180. What do you know about fusible interlining?

Ans. The interlining which is attaching to the garments component by the application of temperature and pressure is called fusible interlining