CompTIA认证考试
A user has a small network of four computers that they want to connect to a single cable modem. Which of the following devices would allow the user to do this？（）A、Four port switchB、Four port wireless routerC、Four port WAPD、Four port hub
题目
A user has a small network of four computers that they want to connect to a single cable modem. Which of the following devices would allow the user to do this？（）
- A、Four port switch
- B、Four port wireless router
- C、Four port WAP
- D、Four port hub
相似问题和答案
第1题：
A. Connect the PC‘s COM port to the router‘s console port using a straight-through cable.
B. Connect the PC‘s COM port to the router‘s console port using a rollover cable.
C. Connect the PC‘s COM port to the router‘s ethernet port using a straight-through cable.
D. Connect the PC‘s ethernet port to the router‘s ethernet port using a rollover cable.
E. Connect the PC‘s ethernet port to the router‘s ethernet port using a straight- through cable.
第2题：
You are given a PC, a router, and a cable. Select the correct combination that will allow you to log into the router locally using a terminal emulation program such as HyperTerminal.（）
- A、Connect the PC's COM port to the router's console port using a straight-through cable.
- B、Connect the PC's COM port to the router's console port using a rollover cable.
- C、Connect the PC's COM port to the router's ethernet port using a straight-through cable.
- D、Connect the PC's ethernet port to the router's ethernet port using a rollover cable.
- E、Connect the PC's ethernet port to the router's ethernet port using a straight- through cable.
正确答案:B
第3题：
You are trying to connect directly into the LAN prot of a Ezonexam router. You want to telnet to the local Cisco router using TCP/IP but cannot create a session.
What should you do to resolve the problem?
A. Use a straight-through cable to connect your computer's COM port to the router's console port.
B. Use a crossover cable to connect your computer's COM port to the router's console port.
C. Use a straight-through cable to connect your computer's COM port to the router's Ethernet port.
D. Use a crossover cable to connect your computer's Ethernet port to the router's Ethernet port.
E. Use a rollover cable to connect your computer's Ethernet port to the router's Ethernet port.
F. Use a straight-through cable to connect your computer's Ethernet port to the router's Ethernet port.
G. None of the above
D 解析：Explanation:
In order to connect directly to a router via telnet, you must connect to the router via one of the LAN ports. When connecting directly to the Ethernet port with a PC without the use of a switch or hub, a crossover cable must be used.
Incorrect Answers:
A, B, C. In order to telnet directly into the router via a TCP/IP connection, the COM port of the PC can not be used. The COM port is used for direct terminal emulation programs such as HyperTerminal.
E. Rollover cables are used for console connections into the router, not for TCP/IP connections.
F. Straight through cables are used for connections into a switch or hub from the PC. It will not work for direct Ethernet connections into the router.
第4题：
Which combination of ports is available on the Cisco SPA 8800 voice gateway？（）
- A、 four station ports and four trunk ports （4xFXS and 4xFXO）
- B、 two station ports （2xFXS）
- C、 eight station ports （8xFXS）
- D、 one station port and one trunk port （1xFXS and 1xFXO）
正确答案:A
第5题：
A technician works for a company that has recently been affected by a virus. The virus entered the network by using port 6000. Port 6000 is used by an application located on a server. The technician has been asked to block this port on all servers and computers except for the one server which uses this port. Which of the following should the technician do？（）
- A、Update the antivirus application
- B、Install critical update security patches
- C、Adjust the software firewall settings
- D、Replace the current antivirus program
正确答案:C
第6题：
If a ship will call at four ports for discharging, i.e.A.B.C and D consecutively, the cargo for ______ must generally be loaded first.
A.Port A
B.Port B
C.Port C
D.Port D
如果船舶要到A、B、C、D四个港口卸货，则D港的货物先装。
第7题：
Companycom wants to reduce the number of copper, Ethernet adapters on their 4 way p5 570 running AIX 5.3 used in each of the four LPARs. Companycom has one database LPAR, two application LPARs, and one web LPAR. Only the Web LPAR needs to communicate with the outside world. What is the minimum number of Ethernet adapters that should be provided to ensure redundancy and no single point of failure?（）
- A、One single port Ethernet adapter
- B、Four dual port Ethernet adapters
- C、Two single port Ethernet adapters
- D、Eight single port Ethernet adapters
正确答案:A
第8题：
A.A
B.B
C.C
D.D
第9题：
A user plugged a cable between two network jacks that attach to the same switch and caused a broadcast storm. Which of the following would have prevented the broadcast storm?（）
- A、Spanning tree
- B、VLAN tagging
- C、802.1x
- D、Port mirroring
正确答案:A
第10题：
You need to configure port security on switch R1. Which two statements are true about this technology？ （）
- A、 Port security can be configured for ports supporting VoIP.
- B、 With port security configured， four MAC addresses are allowed by default.
- C、 The network administrator must manually enter the MAC address for each device in order for the switch to allow connectivity.
- D、 Withsecurity configured， only one MAC addresses is allowed by default.
- E、 Port security cannot be configured for ports supporting VoIP.
正确答案:A,D