Which of the following technologies could be implemented to improve call clarity when using VoIP technology?
A. Static IP addressing
B. Caching engines
C. QoS
D. Port forwarding
Which of the following separates broadcast domains?
A. Port mirroring
B. Router
C. Convergence
D. Switch
A national cable company providing TV, telephone, and Internet service to home users over its IP network, has been tracking a large increase of network bandwidth due to P2P file sharing. Which of the following should the company deploy to ensure excellent TV and telephone service?
A. QoS
B. Load balancing
C. High availability
D. Fiber optics
Jeff, a technician, is charged with setting up network monitoring for critical devices in the network. It is important the information be sent securely to the monitoring station. Which of the following protocols will support secure transmission of the data?
A. SNMP v2
B. VPN
C. SYSLOG
D. SMTP
Which of the following problems is MOST likely to arise when configuring an IPv6 over IPv4 tunnel?
A. Routing loop
B. MTU black hole
C. Framing errors
D. SYN flood
Kim, a technician, needs to locate a cable in an unorganized wiring closet. Which of the following tools will help her locate the cable?
A. Protocol analyzer
B. Cable tester
C. Toner probe
D. Punch down tool
Which of the following BEST describes the difference between layer 2 switching and layer 2 routing?
A. Switching moves packets between hosts on different subnets, and routing moves packets between hosts on the same subnet.
B. Routing moves packets between hosts on different subnets, and switching moves packets between hosts on the same subnet.
C. Both routing and switching move packets between hosts on the same subnet, but routing does so at a faster pace.
D. Both routing and switching move packets between hosts on different subnets, but switching does so at a faster pace.
Which of the following does the IP address 169.254.222.10 indicate?
A. No DHCP server connectivity
B. The DNS server is unavailable
C. Firewall issue
D. Duplicate IP addresses are found
Which of the following is the prefix for a link-local IPv6 address?
A. FE80::/10
B. FF00::/8
C. 2FFE::/16
D. FEEF:/12
Which of the following could be used to estimate RTT across a router?
A. Dig
B. Traceroute
C. Arp
D. Uptime
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