单选题Which of the following cables is the most susceptible to physical damage by rough handling？（）A CoaxialB Fiber opticC Cat 3 UTPD Cat 5 UTP

第1题：

第2题：

第3题：

Which of the following cables can be used to directly connect a laptop to a PC for ICS?（）

• A、IEEE 1394 cable
• B、CAT5 crossover cable
• C、CAT5e patch cable
• D、Parallel cable

正确答案:B

第4题：

Which of the following is correct about differences in CAT5 and CAT6 connectors?（）

• A、CAT5 connectors have locking tabs
• B、CAT5 and CAT6 use the same connectors
• C、CAT6 supports three different wiring standards
• D、CAT6 connectors are longer for better contact

正确答案:B

第5题：

Which of the following cable types can cause interference on the network when disconnecting any one machine？（）

• A、Coaxial
• B、Cat 1 UTP
• C、Cat 3 UTP
• D、Cat 5 UTP

正确答案:A

第6题：

customer wants to network several computers within a large warehouse. The warehouse has one computer at the very far end of the warehouse that is 170 meters (557 feet) from the network switch. Which of the following cable types should a technician use for this computer?（）

• A、CAT3
• B、CAT5
• C、CAT6
• D、Fiber

正确答案:D

第7题：

Which of the following cable types should be used to achieve Gigabit Ethernet speed？（）

• A、CAT5
• B、CAT3
• C、CAT6
• D、Thicknet

正确答案:C

第8题：

Which of the following devices is susceptible to ESD？（）

• A、Certified power cable
• B、Memory modules
• C、CAT5 cable
• D、USB flash drives

正确答案:B

第9题：

On which of the following cables would a technician find a BNC connector installed?（）

• A、CAT6
• B、RG-6
• C、Fiber
• D、CAT3

正确答案:B

第10题：

Which of the following would be the MINIMUM cable type that would allow a transmission speed of1GB between two locations 250 meters (820 feet) apart?（）

• A、Multi-mode fiber
• B、CAT6
• C、CAT5e
• D、Single-mode fiber

正确答案:A

第11题：

Which of the following cables is the most susceptible to physical damage by rough handling？（）

• A、Coaxial
• B、Fiber optic
• C、Cat 3 UTP
• D、Cat 5 UTP

正确答案:B

第12题：

第13题：

第14题：

第15题：

Which of the following cable types has a MAXIMUM transmission speed of 10Mbps?（）

• A、CAT6
• B、CAT5
• C、Single-mode fiber
• D、CAT3

正确答案:D

第16题：

A company plans to implement a wired network between several computers. The company wants this network to be able to have a transmission rate of 1Gbps. Which of the following cable types should be purchased?（）

• A、Coaxial
• B、CAT3
• C、CAT5
• D、CAT5e

正确答案:D

第17题：

Which of the following is the FASTEST medium to present storage？（）

• A、Fiber channel
• B、CAT5
• C、Network shares
• D、CAT5e

正确答案:A

第18题：

Which of the following cables is the MOST susceptible to interference?（）

• A、Fiber
• B、Coax
• C、UTP
• D、STP

正确答案:C

第19题：

Which of the following would be used to connect two IDFs in the same building with the LAN, whileminimizing crosstalk?（）

• A、RG-6
• B、STP
• C、CAT3
• D、UTP

正确答案:B

第20题：

Which of the following represents a wiring standard for twisted pair cables?（）

• A、Fiber
• B、T568A
• C、IEEE1394
• D、CAT5

正确答案:B

第21题：

A technician is told to make 50 foot (15.24 meters) patch cables, and is given a spool of CAT6UTP cable and a bag of RG-45 connectors. Which of the following tools would BEST be used todo this task?（）

• A、A cable tester
• B、A crimper
• C、A cable wiring chart
• D、A toner probe
• E、A multimeter
• F、A cutting shear

正确答案:A,B

第22题：

Which of the following is the BEST to use when securing fiber cables and preventing damage？（）

• A、Zip ties
• B、Twist ties
• C、Black electrical tape
• D、Velcro cable straps

正确答案:D

第23题：

第24题：