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Supporting Cisco Routing & Switching Network Devices (RSTECH)

Exam Details

  • Exam Code
    :100-490
  • Exam Name
    :Supporting Cisco Routing & Switching Network Devices (RSTECH)
  • Certification
    :CCT Routing & Switching
  • Vendor
    :Cisco
  • Total Questions
    :60 Q&As
  • Last Updated
    :Mar 23, 2025

Cisco CCT Routing & Switching 100-490 Questions & Answers

  • Question 31:

    What is the default operating mode when you initially log in to a router?

    A. user EXEC

    B. global configuration

    C. privileged EXEC

    D. ROM monitor

  • Question 32:

    Which type of memory stores the decompressed form of Cisco IOS Software and the running configuration?

    A. flash

    B. ROM

    C. NVRAM

    D. DRAM

  • Question 33:

    Which type of memory is used to permanently store Cisco IOS Software?

    A. NVRAM

    B. flash

    C. SRAM

    D. DRAM

  • Question 34:

    Which two commands set the configuration register value? (Choose two.)

    A. rommon>confreg 0x2102

    B. router(config)#confreg 0x2102

    C. rommon>config-register 0x2102

    D. router(config)#configuration-register 0x2102

    E. router(config)#config-register 0x2102

  • Question 35:

    Which bits represent the boot field in the configuration register value?

    A. highest two bits

    B. lowest two bits

    C. highest four bits

    D. lowest four bits

  • Question 36:

    Which type of memory stores the configuration of a router or switch by default?

    A. RAM

    B. ROM

    C. NVRAM

    D. flash

  • Question 37:

    Which two commands identify the serial number of a Cisco router? (Choose two.)

    A. show run

    B. show inventory

    C. show environment

    D. show version

    E. show archive

  • Question 38:

    Which two Cisco Nexus 3400 Series switches support 400-Gbps Ethernet ports? (Choose two.)

    A. Cisco Nexus 34180YC

    B. Cisco Nexus 34200YC-SM

    C. Cisco Nexus 3432D-S

    D. Cisco Nexus 3408-S

    E. Cisco Nexus 3464C

  • Question 39:

    How many pairs of copper wire does a UTP cable have?

    A. 2

    B. 3

    C. 4

    D. 5

  • Question 40:

    The pins on an RJ-45 cable plug are numbered from 1 through 8. When the metal pins of the plug are facing toward you, pin 1 is the leftmost pin. Which two sets of pins are looped on an RJ-45 56K loopback plug? (Choose two.)

    A. pins 2 and 7

    B. pins 2 and 8

    C. pins 2 and 5

    D. pins 1 and 7

    E. pins 1 and 4

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