100-490 Exam Details

  • Exam Code
    :100-490
  • Exam Name
    :CCT Routing & Switching (RSTECH)
  • Certification
    :CCT Routing & Switching
  • Vendor
    :Cisco
  • Total Questions
    :60 Q&As
  • Last Updated
    :Dec 07, 2025

Cisco 100-490 Online Questions & Answers

  • Question 51:

    Which Windows-based text editor is preferred for working with a simple text document, such as a Cisco configuration?

    A. Microsoft Word
    B. Microsoft Notepad
    C. Microsoft Access
    D. Microsoft Excel

  • Question 52:

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

    A. NVRAM
    B. flash
    C. SRAM
    D. DRAM

  • Question 53:

    What is the primary method for recovering or upgrading a Cisco network device system image?

    A. USB storage
    B. FTP
    C. the tftpdnld command
    D. the xmodem command

  • Question 54:

    Which command shows the status of power supplies and sensor temperatures?

    A. show hardware
    B. show module
    C. show environment
    D. show diag

  • Question 55:

    Which Xmodem option is used to enhance error checking of an image that is copied to flash memory?

    A. -e
    B. -r
    C. -c
    D. -x

  • Question 56:

    Which two IPv4 addresses can be assigned to a host computer? (Choose two.)

    A. 255.255.255.255
    B. 10.1.1.20
    C. 0.0.0.0
    D. 192.168.10.15
    E. 292.10.3.4

  • Question 57:

    Which command displays the configuration register setting?

    A. show flash
    B. show running-config
    C. show version
    D. show config-register

  • Question 58:

    ESD is the sudden and momentary electric current that flows between two objects at different electrical potentials, caused by direct contact or induced by an electrostatic field. Which three tools are used to avoid ESD? (Choose three.)

    A. negative static bag
    B. antistatic mat
    C. ESD wrist strap
    D. negative static mat
    E. antistatic bag
    F. latex gloves

  • Question 59:

    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 60:

    Which two commands are valid for copying a saved configuration to RAM? (Choose two.)

    A. copy startup-config running-config
    B. copy running-config startup-config
    C. copy tftp running-config
    D. copy running-config tftp
    E. copy tftp startup-config

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