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d) All
17. Osi ki kon si layer per hubs work krta g
a) 1 st hub
nd
b) 2 switch
c) 3 rd router
th
d) 4
18. Cipher text kya h
a) Normal Text
b) Formated Text
c) Encrypted text
d) All
19. पवषम को चुन े
a) SBI
b) RBI
c) PNB
d) Central Bank
20. रोबोट, Multi Programmable है
a) True
b) False
21. Netscape is an
a) Email client
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