思科认证考试
When troubleshooting duplex mismatches， which two are errors that are typically seen on the half duplexend？（）A、excessive collisionsB、FCS errorsC、runtsD、late collisions
题目
When troubleshooting duplex mismatches， which two are errors that are typically seen on the half duplexend？（）
- A、excessive collisions
- B、FCS errors
- C、runts
- D、late collisions
相似问题和答案
第1题：
A.Set the encapsulation of the interface to HDLC
B.Place the CSU/DSU in local-loop mode
C.Enable local-loop mode on the DCE Frame Relay router
D.Verify that the encapsulation is set to Frame Relay
第2题：
pany uses MSTP within their switched LAN. What is the main purpose of Multiple Instance Spanning Tree Protocol （MSTP）？（）
- A、 To enhance Spanning Tree troubleshooting on multilayer switches
- B、 To reduce the total number of spanning tree instances necessary for a particular topology
- C、 To provide faster convergence when topology changes occur in a switched network
- D、 To provide protection for STP when a link is unidirectional and BPDUs are being sent but not received
- E、 None of the other alternatives apply
正确答案:B
第3题：
A. 2.4 GHz cordless phone
B. 900 MHz cordless phone
C. Bluetooth headset
D. Bluetooth printer
第4题：
A technician is troubleshooting a user’s problem; important Windows services are not starting. In which of the following locations should the technician check to investigate when these services started or stopped?（）
- A、Com+.log
- B、System Log
- C、Security Log
- D、Application Log
正确答案:B
第5题：
Which of the following is unsafe for a technician to use when troubleshooting or repairing a CRT monitor?（）
- A、Anti-static pad
- B、Anti-static wrist strap
- C、Rubber gloves
- D、Multimeter
正确答案:B
第6题：
When troubleshooting a Frame Relay connection, what is the first step when performing a loopback test?（）
- A、Set the encapsulation of the interface to HDLC
- B、Place the CSU/DSU in local-loop mode
- C、Enable local-loop mode on the DCE Frame Relay router
- D、Verify that the encapsulation is set to Frame Relay
正确答案:A
第7题：
When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?（）
- A、show ip access-list
- B、show access-list
- C、list ip interface
- D、show interface
- E、show ip interface
正确答案:E
第8题：
A. Establish a new theory of probable cause.
B. Reverse the change.
C. Implement the next logical change.
D. Perform a root cause analysis.
第9题：
When an administrator is troubleshooting a system， which of the following describes the NEXT course of action if a change does not solve the problem？（）
- A、 Establish a new theory of probable cause.
- B、 Reverse the change.
- C、 Implement the next logical change.
- D、 Perform a root cause analysis.
正确答案:B
第10题：
Which of the following is the LAST step an administrator should take when troubleshooting an issue？（）
- A、 Identify changes to the system.
- B、 Replicate the problem in the system.
- C、 Verify full system functionality.
- D、 Implement the solution.
正确答案:C