Description : Can computer viruses be transmitted over a silent voice mail message on Skype?
Last Answer : There’s a first time for everything. Leaving you a “silent” voice mail is one computer sending a digital file to yours, which is how a virus spreads. I’d run a scan to hunt for a possible virus, and not open any vmails from people you don’t know.
Description : The correctness and accuracy of the transmitted message content is A. verified by the modem B. communications system C. determined by the sender and receiver D. ensured by use of digital technique
Last Answer : C. determined by the sender and receiver
Description : In __________ transmission, a unique SYNC character is transmitted at the beginning of each message. A. asynchronous B. synchronous C. digital D. analogue
Last Answer : B. synchronous
Description : The message 11001001 is to be transmitted using the CRC polynomial x^3 + 1 to protect it from errors. The message that should be transmitted is: a. 11001001000 b. 11001001011 c. 11001010 d. 110010010011
Last Answer : b. 11001001011
Description : The vehicle through which the coded message is transmitted from the source to the receiver is called a(n) A)coder. B)decoder. C)encoder. D)relay channel. E)medium of transmission.
Last Answer : E)medium of transmission.
Description : The message 11001001 is to be transmitted using the CRC polynomial x3+1 to protect it from errors. The message that should be transmitted is (A) 110010011001 (B) 11001001 (C) 110010011001001 (D) 11001001011
Last Answer : (D) 11001001011