Computer Networking If digital data rate of 9600 bps is encoded using 8-level phase shift keying (PSK) method, the modulation rate is 1200 bands 3200 bands 9600 bands 4800 bands None of these 1200 bands 3200 bands 9600 bands 4800 bands None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which statement describes a spanning-tree network that has converged? All switch and bridge ports are assigned as either root or designated ports. All switch and bridge ports are either blocking or looping. All switch and bridge ports are in either the forwarding or blocking state. All switch and bridge ports are in the forwarding state. All switch and bridge ports are assigned as either root or designated ports. All switch and bridge ports are either blocking or looping. All switch and bridge ports are in either the forwarding or blocking state. All switch and bridge ports are in the forwarding state. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What can cause a problem with communication with a client by name but not by IP address? Subnet mask Static files such as an LMHOSTS file or a DNS database The default gateway None of these The IP address Subnet mask Static files such as an LMHOSTS file or a DNS database The default gateway None of these The IP address ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You are working with a network that has the network ID 192.168.10.0 and require nine subsets for your company and the maximum number of hosts. What subnet mask should you use? 255.255.255.248 255.255.255.252 255.255.255.192 255.255.255.240 255.255.255.224 255.255.255.248 255.255.255.252 255.255.255.192 255.255.255.240 255.255.255.224 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The Acme Corporation is implementing dial-up services to enable remote-office employees to connect to the local network. The company uses multiple routed protocols, needs authentication of users connecting to the network, and since some calls will be long distance, needs callback support. Which of the following protocols is the best choice for these remote services? PAP Frame Relay PPP HDLC 802.1 PAP Frame Relay PPP HDLC 802.1 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A teleprocessing system may consist of user systems computer center systems None of these All of these communications systems user systems computer center systems None of these All of these communications systems ANSWER DOWNLOAD EXAMIANS APP
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