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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Offset Printing Machine Operator Grade II' And exam conducted in the year 2022. And Question paper code was '084/2022/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
೦೯೦೧7 ೮1೮
D:-Dwell roller,
Correct Answer: Option-C
Question75::Which of the following statement is/are correct about Auto Plate loading 7
i) Plate changeover can take place on all printing unit at the same time,
ii) The operator has to lift the guard and put the lead edge of the plate in to the clamp.
ili) No operator related error will occur.
‘Ac-Only (ii and ii
B-Only (i and ii)
CeAll the above (i, ii and ii)
D:-Only (i and ii)
Correct Answer: Option-D
Question76:-Calculate the press cost to print 16000 pamphlets (Design size : 4.5"x 7.5", size of pamphlet : 5.5" 8.5") printed in four colours on one side on 120 GSM art paper which
cost Rs. 55/kg of 23" , 36" basic sheet size. Gripper and cutting allowance one inch. (Assume cost for one exposed plate is Rs. 350 and printing cost for 1000 impressions for one
colour is Rs. 250).
20920
0ھ
c-20925
0:20300
Correct Answer:-Question Cancelled
Question77:-Any particle that sticks to the blanket or plate that transfers an imperfection to the printed page is called
കലി
B:-Pilling
CoHickies
D-Ghosting
Correct Answer:- Option-C
Question78::Which of the following is/are causes the printing problem "Blinding" in offset printing ?
i) Excess gum in fountain solution
i) Excess fountain rollers
ii) Fountain solution too acidic
‘Ac Only (i and i)
B:-Only (i and i)
CeAll of the above (i i and i)
D-Only (i and ii)
Correct Answer: Option-D
‘Question79:-Choose the remedies to rectify the printing problem
i) Check the pH of fountain solution
ii) Add varnish to increase tack
ili) Use moisture resistant stock
Tinting” 7
‘Ac Only (i and ii)
B:-Only (i and i)
Cell the above (iii and ii)
D-Only (ii and ii)
Correct Answer:- Option ®
Question80:-The failure of the rollers to transport ink is generally known as
AcSwelling
B:-Ghosting
೦11೦000
D-Glazing
Correct Answer:- Option-D
Question81:-The deposit of unwanted, excess ink and paper residue on either the plate or blanket is
കലിയെ
B:-Slurring
Tinting
D:-Setoff