Computer Networking The EIA-232 interface has _____ pins. 25 20 24 30 None of these 25 20 24 30 None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error? one bit or any odd number of bits inverted in a byte during transmission two bits or any even number of bits inverted in a block during transmission two bits or any even number of bits inverted in a byte during transmission None of these one bit or any odd number of bits inverted in a block of data during transmission one bit or any odd number of bits inverted in a byte during transmission two bits or any even number of bits inverted in a block during transmission two bits or any even number of bits inverted in a byte during transmission None of these one bit or any odd number of bits inverted in a block of data during transmission ANSWER DOWNLOAD EXAMIANS APP
Computer Networking An error-detecting code inserted as a field in a block of data to be transmitted is known as flow control Checksum None of these Frame check sequence Error detecting code flow control Checksum None of these Frame check sequence Error detecting code ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called? Electronic newspaper Paperless office None of these Global network Electronic mail Electronic newspaper Paperless office None of these Global network Electronic mail ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which layer of OSI determines the interface of the system with the user? None of these Data-link Network Session Application None of these Data-link Network Session Application ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface?1. show version2. show protocols3. show interfaces4. show controllers5. show ip interface 1, 2 and 4 2, 3 and 5 None of these 3 and 4 only 1, 2 and 4 2, 3 and 5 None of these 3 and 4 only ANSWER DOWNLOAD EXAMIANS APP
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