pak101
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Subject : Win free JAZZ Card! General Knowledge Quiz (17-Sep-2018) (closed)
What do HDLC, PPP, Frame Relay and ISDN have in common ?? A) They operate at the physical layer. B) They operate at the network layer. C) They operate at the data link layer. D) They are proprietary standards.
Terms and Conditions: * You must reply here to participate in the quiz to Win JAZZ Card of Rs. 100. * One Winner(s) will be selected randomly from users who reply in this quiz with correct answer. * Winner(s) will be announced on Monday 24th September 2018. * Name of the Winner(s) will be posted in this topic only. * Only 1 answer per user is acceptable, multiple answers will lead to disqualification.
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