100-490 practice question 3 of 15
Which two sets of pins are looped on an RJ-45 56K loopback plug? (Choose two.)
Choose your answer, then check it against the explanation.
Which two sets of pins are looped on an RJ-45 56K loopback plug? (Choose two.)
Question 3 of 15
Keep practicing
Take the free 100-490 practice test
Ten exam-style questions with answers and explanations, plus the exam facts and study guides.
More questions
Other 100-490 practice questions
- Question 1Which two pairs of LAN Ethernet devices use an RJ-45 straight-through cable? (Choose two.)
- Question 2Which type of memory stores the decompressed form of Cisco IOS Software and the running c…
- Question 4Which type of memory is erased on a Cisco device when rebooted?
- Question 5What are two purposes of a USB thumb drive? (Choose two.)
- Question 6Which type of port is used to connect a laptop to an Ethernet port on a Cisco router?
- Question 7Which two Cisco Nexus 3400 Series switches support 400-Gbps Ethernet ports? (Choose two.)