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Question 1.
Which of the following protocols are in the WAN?
A. X.25
B. Ethernet-II
C. LAPB
D. Frame-Relay
E. ATM
F. PPP
Answer: A, C, D, E, F
Question 2.
When designing the frame relay network, which is the most economic means to backup PVC?
A. Use ATM link to backup
B. Use the dual-PVC project and the sub interface technology.
C. X.25 technology
D. Adopt DCC (Dial Control Center) technology
Answer: D
Question 3.
Which of the following can guarantee the network security?
A. Data encryption
B. Authentication technology
C. Security attribute of the computer
D. Data compression technology
Answer: A, B, C
Question 4.
Which of the following route types is adopted for the Stub domain in OSPF network to be connected with the backbone area?
A. Floating static routing
B. Dynamic routing
C. The default routing automatically generated by the router
D. Static routing
Answer: C
Question 5.
Which of the following items can be used to select the path of the network layer?
A. Routed protocol
B. Routing protocol
C. STP(Spanning tree protocol)
D. Frame relay protocol
Answer: B
Question 6.
Which of the following descriptions of the frame relay network and the X.25 network are true?
A. X.25 network is based on the circuit switching technology, while the frame delay network is
based on the packet switching technology.
B. Although X.25 network is of high reliability and costs less, it has a bigger delay and small
bandwidth occupation. It is often replaced by the frame relay network.
C. The DLCI number of the frame relay network is only locally significant.
D. X.25 network commits data transmission rate
Answer: B, C
Question 7.
Which of the following technologies can be adopted by BGP4 to aggregate multiple Class C routes into one route?
A. EBGP
B. VLSM
C. IBGP
D. CIDR
Answer: D
Question 8.
PRI refers to.
A. 23B+D (European standard)
B. 30B+D (North American standard)
C. 23B+D (North American standard)
D. 30B+D (European standard)
Answer: C, D
Question 9.
Which of the following addresses stands for all the routers and hosts participating in the multicast in the subnet?
A. 224.0.0.1
B. 224.0.0.2
C. 224.0.0.3
D. 224.0.0.9
Answer: A
Question 10.
For a switching network composed of the equipments of multiple manufacturers including Huawei, the tag of the VLAN should be defined by.
A. IEEE 802.1Q
B. ISL
C. VLT
D. All the above items are OK.
Answer: A
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Question 1. What happens if the device firmware update process is interrupted? A. It will restart after the device is rebooted. B. The device will return to the older firmware version. C. The device can become inoperable and require physical repair. D. It will continue when the firmware update program is restarted. Answer: C Question 2. If Command View TL is not available, what can be used to access the log files in the Interface Manager card? A. Telnet B. Perl scripts C. anonymous FTP D. a serial connection Answer: C Question 3. What is important to remember when changing from Manual to Automatic mode of the Interface Manager? A. All drives must be taken offline. B. Fibre Channel cables must be unplugged. C. Interface controllers must be powered off first. D. Any customizations created in Manual mode will be lost. Answer: D Question 4. How can you test the communication between the management station and any selected Interface Manager card in an ESL E-Series library from Command View TL? A. Run the checkIM command in the CLI. B. Select Support Tab > Tools > Open the Interface Manager Check dialog box. C. Select Actions > Connectivity Check to open the Connectivity Check dialog box. D. Select Support Tab > Communication Check to open the Communication Check dialog box. Answer: C Question 5. Which screen in Command View ESL shows the number of full mail slots in use? A. Inventory B. Health Summary C. Slot Configuration D. Component Status Answer: A Question 6. Which port number is required when starting a Command View TL session? A. 2301 B. 4095 C. 4444 D. 5555 Answer: B Question 7. You are performing a firmware upgrade using Command View TL and a Telnet session terminates it prematurely. What is the most likely outcome? A. The Telnet session is automatically aborted. B. Telnet automatically aborts the other session, but the upgrade continues. C. Command View TL takes precedence and continues the firmware upgrade. D. The firmware upgrade aborts and the device being upgraded may need physical repair. Answer: D Question 8. What does the cabinet controller assembly of an ESL E-Series tape library provide a SCSI interface to? A. tape devices B. library robotics C. management interface card D. e2400-160 Interface Controller Answer: B Question 9. Which capabilities of a TCP/IP connection are delivered by the Simple Internet Protocol Plus (SIPP)? A. small packets and ECC B. error handling and retries C. increased bandwidth and performance D. faster command propagation on inexpensive copper interconnect Answer: B Question 10. For which connection, other than the cabinet controller, is the I2C network cable used? A. external LANs B. cluster controllers C. interface management cards D. Fibre Channel interface controllers Answer: B
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