Download Cisco Certified Technician Routing & Switching (RSTECH).100-490.VCEplus.2020-06-11.60q.vcex

Vendor: Cisco
Exam Code: 100-490
Exam Name: Cisco Certified Technician Routing & Switching (RSTECH)
Date: Jun 11, 2020
File Size: 458 KB
Downloads: 5

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Demo Questions

Question 1
Which protocol does TFTP typically use for transport?
  1. RSVP
  2. TCP
  3. HTTP
  4. UDP
Correct answer: D
Question 2
What is the correct IPv6 address notation?
  1. 2001:0DB8::/128
  2. 2001:0DB8:0::
  3. 2001:0DB8::1:1:1:1:1
  4. 2001:0DB8:130F:0000:0000:7000:0000:140B
Correct answer: D
Question 3
Which two statements about Telnet and SSH are true? (Choose two.)
  1. SSH is a protocol that provides a secure remote access connection to network devices.
  2. SSH uses the well-known TCP port 23 for its communication.
  3. A Telnet network management connection is dropped when a router reboots.
  4. Telnet is a protocol that provides a secure remote access connection to network devices.
  5. Telnet is preferred over SSH for security reasons.
Correct answer: AC
Question 4
Which address facilitates the routing of packets over an IP network?
  1. physical
  2. transport
  3. network
  4. MAC 
Correct answer: C
Question 5
Which two IPv4 addresses can be assigned to a host computer? (Choose two.)
  1. 255.255.255.255
  2. 10.1.1.20
  3. 0.0.0.0
  4. 192.168.10.15
  5. 292.10.3.4
Correct answer: BD
Question 6
What are two components of a WAN connection? (Choose two.)
  1. CSU/DSU
  2. router
  3. bridge
  4. hub
  5. switch
Correct answer: AB
Question 7
Which device is a DTE device?
  1. CSU/DSU
  2. router
  3. cable modem
  4. DSL modem
Correct answer: B
Question 8
Which layer of the OSI model defines how data is formatted for transmission and how access to the physical media is controlled?
  1. presentation
  2. data link 
  3. network
  4. transport
Correct answer: B
Explanation:
Reference: https://itcertzone.wordpress.com/2011/01/24/the-seven-layers-of-the-osi-model/#:~:text=Layer%202%3A%20The%20Data%20Link,reliable%20delivery%20of%20the%20data.
Reference: https://itcertzone.wordpress.com/2011/01/24/the-seven-layers-of-the-osi-model/#:~:text=Layer%202%3A%20The%20Data%20Link,reliable%20delivery%20of%20the%20data.
Question 9
Which command shows the status of power supplies and sensor temperatures?
  1. show hardware
  2. show module
  3. show environment
  4. show diag
Correct answer: C
Explanation:
Reference: https://www.cisco.com/c/m/en_us/techdoc/dc/reference/cli/n5k/commands/show-environment.html
Reference: https://www.cisco.com/c/m/en_us/techdoc/dc/reference/cli/n5k/commands/show-environment.html
Question 10
What are two standard fiber-optic connectors? (Choose two.)
  1. Lucent
  2. rollover
  3. subscriber
  4. multidimension
  5. crossover
Correct answer: AC
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