Computer Networking Intranets and extranets can use their network fire walls and other security features to establish secure Internet links within an enterprise or with its trading partners. Select the best fit for answer: Virtual Private Network OSI Network Server Network operating system Virtual Private Network OSI Network Server Network operating system ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The OCR reading unit attached to a POS terminal is called a cursor None of these All of these light pen wand cursor None of these All of these light pen wand ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following summation operations is performed on the bits to check an error-detecting code? Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions Attenuation Checksum Codec Coder-decoder Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions Attenuation Checksum Codec Coder-decoder ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Different computers are connected to a LAN by a cable and a/an interface card special wires modem None of these telephone lines interface card special wires modem None of these telephone lines ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the maximum distance with maximum data rate for 802.11b? About 90-100 feet About 150 feet Over 200 feet About 65-75 feet About 90-100 feet About 150 feet Over 200 feet About 65-75 feet ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Start and stop bits are used in serial communication for Synchronization Error detection Error correction Slowing down the communication Synchronization Error detection Error correction Slowing down the communication ANSWER DOWNLOAD EXAMIANS APP
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