Questions

1. ____ is a simple technique that addresses QoS issues by prioritizing traffic.

Select one:

a. RTCP (Real-time Transport Control Protocol)

b. RSVP (Resource Reservation Protocol)

c. MPLS (multiprotocol label switching)

d. DiffServ (Differentiated Service)

2. CIDR notation takes the network ID or a host's IP address and follows it with a _____, followed by the number of bits used for the network ID.

Select one:

a. \

b. !

c. /

d. *

3. In _____ networking mode, VMs on one host can exchange data with each other and with their host, but they cannot communicate with any nodes beyond the host.

Select one:

a. host-only

b. bridged

c. NAT

d. network-only

4. Which IEEE standard specifies how VLAN information appears in frames and how switches interpret that information?

Select one:

a. 802.16

b. 802.1Q

c. 802.11ac

d. 802.3

5. In addition to internal policies, a network manager must consider ____ regulations that might affect her responsibilities.

Select one:

a. state

b. federal

c. state and federal

d. local

6. The network management protocol that provides for both authentication and encryption is ____.

Select one:

a. SMTP

b. SNMPv1

c. SNMPv2

d. SNMPv3

7. ____ is the protocol specified by the H.323 standard that handles call or videoconference signaling.

Select one:

a. H.225

b. H.245

c. H.248

d. H.252

8. True or False: The scope of network management techniques differs according to the network's size and importance.

Select one:

True

False

9. True or False: SIP does not attempt to perform and control as many functions as the H.323 protocols.

Select one:

True

False

1o. True or False: Media gateways rely on an intermediate device known as a(n) IMG_ to exchange and translate signaling and control information with each other.

Select one:

True

False

11. True or False: A network administrator might separate traffic in order to enhance security.

Select one:

True

False

12. True or False: Subnet masks are only used in IPv4 classful addressing.

Select one:

True

False

13. True or False: There are no IPv6 equivalents to IPv4's Class A, Class B, or Class C networks.

Select one:

True

False

14. True or False: Virtualization is the emulation of a computer, operating system environment, or application on a physical system.

Select one:

True

False

15. True or False: VMs that must be available at a specific address, such as mail servers or Web servers, should be assigned host-only network connections.

Select one:

True

False

16. True or False: A baseline is a report of the network's current state of operation.

Select one:

True

False

17. True or False: Much of the information collected in event logs and syslog files does not point to a problem, even if it is marked with a warning.

Select one:

True

False

18. True/False: VoIP, is the use of any network (either public or private) to carry voice signals using the TCP/IP protocol.

Select one:

True

False

19. True or False: VoIP can run over any packet-switched network.

Select one:

True

False

20. True or False: Softphones allow the user to customize his or her graphical interface.

Select one:

True

False