Question

1) state true (T) or false (F) .

a) an ocr device can be used to read pin codes in postal service .

b) Barcode reader is used to read magnetically . changed characters given at the bottom of a cheque .

c) Inkjet printer is an impact printer .

d) chain printer is a type of line printer .

e) DVD ROM and DVD RAM are same
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Answer 1

Answer:

1true 2 false 3 true 4 true

Answer 2

Answer:

1 and 3 are true.

2 and 4 we're false