266. Drawing a sample from each stratum in the proportion to latter’s share in the total population is called

(a) Stratified sampling

(b) Proportioned stratified sampling

(c) Disproportionate sampling

(d) Quota sampling

   Click Here for Answer   Answer - (b)    

267. Selecting sample units in just a “hit and miss” fashion is called

(a) Convenience or Accidental sampling

(b) Purposive sampling

(c) Stratified sampling

(d) Proportionate sampling

   Click Here for Answer   Answer - (a)    

268. A technique of Building up a list or a sample of a special population by using an initial set of members as informants is called

(a) Quota sampling

(b) Convenience Sampling

(c) Snow ball Sampling

(d) Purposive sampling

   Click Here for Answer   Answer - (c)    

269. All the physical components of the computer are collectively called

(a) Software

(b) Hard ware

(c) Firm Ware

(d) Circuit

   Click Here for Answer   Answer - (b)    

270. Computer operations are through ………….

(a) Binary digits

(b) Decimal

(c) Reminder

(d) Fraction

   Click Here for Answer   Answer - (a)