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Question 1.
You have been asked to reconfigure a VLAN on your network.
Which device do you need to reconfigure?
A. hub
B. bridge
C. GBIC
D. switch
Answer: D
Question 2.
You are asked to recommend a network topology for a new server network. This network will service all of your Sun servers (approximately 50 machines) and several employee workstations (approximately 20 machines).
Which network topology is suited for this environment?
A. A ring topology using intelligent hubs.
B. A bus topology segmented into multiple networks.
C. A VLAN topology with one VLAN for servers and another for workstations.
D. A star topology with one segment for servers and another for workstations.
Answer: C
Question 3.
You are asked to recommend a network connection type to link your office with another office approximately 1,000 meters (1,100 yards) away. This network will transfer very large files between the two offices.
Which network media type should you recommend?
A. 10BASE-T
B. 1000BASE-SX
C. 1000BASE-LX
D. 1000BASE-CX
E. Gigabit Ethernet
Answer: C
Question 4.
Which three are Ethernet cable connector types? (Choose three.)
A. AUI
B. DB-9
C. BNC
D. RJ-45
E. HD-15
F. Centronics
Answer: A, C, D
Question 5.
To more efficiently allocate and manage their network infrastructure, the Network Company is implementing Classless Inter-Domain Routing.
Which routing protocol is best suited to prepare for this implementation?
A. BGP
B. RIPv2
C. RDISC
D. RIPv1
E. ipCIDR-forwarding
Answer: B
Question 6.
Each DNS zone must have a primary server.
Which two are features of a DNS primary server? (Choose two.)
A. They maintain data about each of the top-level zones.
B. They are the system on which all changes are made to the zone.
C. They are never authoritative for any domain, except for the loopback address.
D. They provide update information and synchronize secondary servers when the secondary
servers request information.
Answer: B, D
Question 7.
A DNS server that you administer has stopped responding to client requests.
Which four commands can you use in debugging the DNS server? (Choose four.)
A. dig
B. ndc
C. pkill -HUP inetd
D. pkill -INT in.inetd
E. pkill -INT in.named
F. pkill -USR1 in.named
G. svcadm restart system/name-service-cache
Answer: A, B, E, F
Question 8.
A DHCP client is configured with the RELEASE_ON_SIGTERM=yes parameter.
Which two actions force a DHCP client to relinquish the IP address it obtained through DHCP on the hme0 interface? (Choose two.)
A. Shut down the DHCP client.
B. Run the dhcpinfo command with the r option.
C. Run the dhcpagent command with the r option.
D. Run the pkill -9 dhcpagent command.
E. Run the stop option of the ifconfig hme0 dhcp command.
F. Run the release option of the ifconfig hme0 dhcp command.
Answer: A, F
Question 9.
A new system is being installed with multiple interfaces configured and IP Forwarding enabled. One interface, ge0, connects to the primary company LAN. Another interface, ge1, connects to a LAN dedicated to administration of the company's servers.
Given:
ge0 IP Address = 10.0.0.25/32
ge1 IP Address = 192.168.1.25/32
Admin network = 192.168.1.0/24
Primary network = 10.0.0.0/24
Solaris IP Filter firewall must be configured in a way that:
1- Systems on the admin network can reach the primary network.
2- The system itself has to be reached using ssh from all systems on the admin network.
3- Systems on the primary network cannot reach any systems on the admin network.
Which three rules should be included in the Solaris IP Filter configuration? (Choose three.)
A. block in all
B. block out all
C. block out quick log on ge0 from 192.168.1.0/24 to any
D. pass out quick log from 192.168.1.0/24 to any keep state
E. pass in quick from 192.168.1.0/24 to 10.0.0.0/24 flags keep state
F. pass in quick proto tcp on ge1 from 192.168.1.0/24 to 192.168.1.25/32 port = 22 flags keep
state
G. pass out quick on ge0 from 10.0.0.25 to 10.0.0.0/24 flags keep state
Answer: A, E, F
Question 10.
In a given Telnet communication, two IP addresses, 194.168.85.51 and 192.9.9.6, are involved in peer-to-peer communication.
Data grams leave the source host 194.168.85.51 and are transmitted to destination host 192.9.9.6. Which should you expect to find in the IP header of an outbound datagram?
A. source port number
B. destination port number
C. destination IP address 192.9.9.6
D. destination IP address 194.168.85.51
Answer: C
Question 11.
Which two statements are true about the data payload section of an Ethernet frame?
(Choose two.)
A. It includes the Ethernet address of the receiving system.
B. It helps the receiving interface detect the beginning of the frame.
C. It includes the Transport, Internet, and Application layer headers.
D. Its maximum size is specific to the type of network interface on a system that receives the
frame.
E. It includes information used by both the sending and receiving hosts to determine if an error
has occurred during frame transmission.
Answer: C, D
Question 12.
What are two advantages of using a layered networking model? (Choose two.)
A. Routing tables are simplified.
B. Network performance is improved.
C. The troubleshooting process is simplified.
D. Changing one layer does NOT require changes to the other layers.
E. Networking related code does NOT need to be recompiled for other systems.
Answer: C, D
Question 13.
Which three layers of the OSI network model are included in the Application layer of the TCP/IP network model? (Choose three.)
A. Network
B. Session
C. Transport
D. Data Link
E. Application
F. Presentation
Answer: B, E, F
Question 14.
At which layer in the TCP/IP network model are decisions about routing between networks made?
A. Internet
B. Transport
C. Data Link
D. Application
Answer: A
Question 15.
A user begins to establish a Telnet session with a second system located on a different subnet. The Network Interface layer is responsible for creating a packet data unit.
What information does the header in the packet data unit contain?
A. time to live (TTL)
B. destination host address
C. address of the local subnet's router
D. UID of the user executing the telnet command
Answer: C
Question 16.
As a connectionless protocol in peer-to-peer communications, UDP interacts with which adjacent And corresponding layers of the TCP/IP model?
A. Ethernet and Hardware
B. Hardware, Network, and Internet
C. Transport, Application, and Internet
D. Application, Transport, Internet, and Network
Answer: C
Question 17.
Which statement is true about TCP and/or UDP?
A. TCP implements flow control at the Transport layer.
B. UDP implements flow control at the Transport layer.
C. TCP is a Transport layer protocol; UDP is an Internet layer protocol.
D. TCP segments are converted to UDP data grams at the Internet layer.
Answer: A
Question 18.
Protocols are used by computer networks to communicate or exchange data. A data communication protocol is a set of rules that must be followed by electronic devices to communicate with each other.
Which three describe these sets of rules? (Choose three.)
A. Syntax - Data format and coding
B. Internet - Manages data addressing
C. Timing - Speed matching and sequencing
D. Application - Handles the detail and functions
E. Semantics - Controls information and error handling
F. Transport - Manages the connections between cooperating applications
Answer: A, C, E
Question 19.
What are the four layers of the TCP/IP Model? (Choose four.)
A. Internet layer
B. Software layer
C. Data Link layer
D. Hardware layer
E. Transport layer
F. Application layer
G. Network Interface layer
Answer: A, E, F, G
Question 20.
Which is an example of a Network Interface layer protocol?
A. Transmission Control Protocol
B. Uniform Demultiplexing Protocol
C. Internet Control Message Protocol
D. EIA/TIA 568 - Unshielded Twisted Pair
E. IEEE 802.11 - Wireless Network Standard
Answer: E
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Question 1.
The OCL dot operator may NOT traverse which classifier property?
A. operations
B. association ends
C. queries
D. attributes
Answer: A
Question 2.
What is NOT possible when a classifier receives a request via one of its ports?
A. A new port is created on the classifier.
B. A behavior of the classifier is invoked.
C. The request does not trigger any behavior and is not forwarded.
D. The request is forwarded to a part of the classifier.
E. The port routes the request to one of a number of parts depending on the content of the
request.
Answer: B
Question 3.
In the exhibit, what is NOT true of ReclassifyObjectAction?
A. It has an output pin providing exactly one object.
B. It refers to any number of old classifiers.
C. It refers to any number of new classifiers.
D. It has an input pin taking exactly one object.
E. The default value for replacing all old classifiers is false.
Answer: A
Question 4.
How can UML be extended? (Choose two)
A. using Interface Definition Library (IDL)
B. using the Object Constraint Language (OCL)
C. using XML Metadata Interchange (XMI)
D. using profiles
E. reusing part of the UML infrastructure library and augmenting it with metaclasses and
relationships
Answer: D, E
Question 5.
Which stereotype CANNOT be used to elaborate the semantic intent of an Artifact instance?
A. <>
B. <>
C. <
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