Cisco 100-490 Valid Q&A - in .pdf

  • 100-490 pdf
  • Exam Code: 100-490
  • Exam Name: Supporting Cisco Routing and Switching Network Devices
  • Updated: Aug 13, 2026
  • Q & A: 74 Questions and Answers
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  • Exam Code: 100-490
  • Exam Name: Supporting Cisco Routing and Switching Network Devices
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  • Updated: Aug 13, 2026
  • Q & A: 74 Questions and Answers
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Cisco 100-490 Valid Q&A - Testing Engine

  • 100-490 Testing Engine
  • Exam Code: 100-490
  • Exam Name: Supporting Cisco Routing and Switching Network Devices
  • Updated: Aug 13, 2026
  • Q & A: 74 Questions and Answers
  • Uses the World Class 100-490 Testing Engine.
    Free updates for one year.
    Real 100-490 exam questions with answers.
    Install on multiple computers for self-paced, at-your-convenience training.
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Recommended Training for 100-490 Exam

Cisco dedicates an e-Learning course known as ‘CCT Supporting Cisco R&S Network Devices’ to 100-490 validation. The intention of this device-specific course is captured in how the exam subject matter is looked at intensively. The duration is similar to a classroom session running for 6-7 hours. Individuals who should go ahead and enroll for such training are field engineers, and more so those concerned with third-party maintenance of Cisco networks and products. The training is vital in building learners to enhance their competency in the basics of networking, the configuration of remote servers, and basic troubleshooting of Layer 1 as well as Layer 2. Also, the subject of recognizing endpoints for connection is included in this course. Other than the indicated areas, a candidate who passes through the entire content during training will be positioned for the management of Cisco gadgets as well as connected systems and passing the official 100-490 exam. So, this should be the actual instance after the accomplishment of such a course:

  • Abilities in the usage of the software configuration as well as tools for Cisco such as Tera Term, TFTP server, Putty, FTP server, loopback plug, USB storage, and Windows;
  • Competence in working on basic troubleshooting for Layer 1 and Layer 2.
  • Knowledge of recognizing connection types as well as cable requirement;
  • Awareness concerning network fundamentals, products for Cisco, and hardware elements;
  • Capabilities regarding the performing of remedial services on products for Cisco that include software in addition to configuration backup as well as restore, upgrade/downgrade for software;

In all, this self-paced 100-490 exam course is obtainable from Cisco Learning Network Store and after purchase, you will have up to six months of access.

Know about the Cost pay for Cisco 100-490 Exam

  • The cost of the Cisco 100-490 Exam is $300.

Exam Details

The Cisco 100-490 exam consists of 55-65 questions that are to be completed by the candidates within the allocated duration of 90 minutes. This is a closed book test, which means that no reference materials are allowed while sitting for it. To register for the exam, you need to create an account with Pearson VUE, the official Cisco testing partner. The exam is available for the applicants in the English and Japanese languages.

To build the knowledge base for the Cisco 100-490 exam, the candidates are recommended to undergo the training course available on the official website. The Supporting Cisco Routing and Switching Network Devices v3.0 course is delivered online and equivalent to 6-7 hours of classroom instruction.

After successful acing the Cisco 100-490 exam, you will be awarded your CCT Routing & Switching certification. The certificate is valid for three years and requires renewal after the expiration of this period. You can undergo recertification via attending Cisco authorized educational events, taking additional certification tests, or through a combination of both.

Reference: https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/100-490-rstech.html

Exam Topics

The content of the Cisco 100-490 test revolves around four thematic areas. These topics have different weights in the exam syllabus that are shown below as percentages. While getting ready for the test, you need to devote more time to the domains with higher weight. However, only mastering the whole exam content guarantees success in this certification test. Now let’s take a closer look at the domains covered in the Cisco 100-490 exam.

  • Cisco Equipment & Associated Hardware – 20%

    This domain includes the individuals’ skills such as identifying the Cisco equipment. This involves the familiarity with Cisco Nexus 3000 Series, Nexus 9000 Series, Nexus 7000 Series, MDS 9000 Series, Catalyst 6500 E-Series, Catalyst 6800 Series, Catalyst 9000 Series, Catalyst 1000, 2960, 3650, 3850 Series & Meraki switches as well as Cisco ASR 1000 Series, Cisco ASR 9000 Series, Cisco 8000 Series, NCS 5500 Series, NCS 5000 Series routers, Cisco 800, 900, 1100, 4000 Series Integrated Service routers. Additionally, the examinees need to demonstrate their expertise in defining Cisco products by model number as well as logo marking (including line card, locations on chassis, adapter, or module); determining Cisco Transceiver Modules; defining and placing the Cisco product serial number (including module, line card, adapter, or locations on chassis). They should also have the ability to define and explain often encountered elements; understand hardware memory general terms & their utilization in Cisco switches & routers; define the cabling on the Cisco equipment; determine tools to install and replace hardware; define various loop-back plugs (including T1, RJ45 Ethernet, 56K).

  • Fundamental Networking Knowledge – 25%

    Within this topic, the applicants need to have the expertise in utilizing the TCP/IP & OSI models as well as the associated protocols in order to understand how data flows within a network. Besides that, they should possess the relevant skills in explaining the basic functionality and core differences of hardware, such as wireless access points, router, LAN switch, router. Additionally, the candidates must be proficient in distinguishing various Layer 2 technologies (including Ethernet, Fast Ethernet, Gigabit Ethernet, Serial, and Optical); describing LAN cabling; describing the DSU/CSU function; describing the Telco termination point; describing an IPv6 & IPv4 address as well as subnet; describing the PING, FTP, and TFTP functions; describing the SSH & Telnet functions.

  • Service-Related Competence – 26%

    This section comes with the students’ skills, such as locating and utilizing a text editor (Notepad 4.2); locating and utilizing the Windows command prompt; locating, configuring, and utilizing Terminal Emulation (including Tera, Putty, and Term); configuring Ethernet port networks settings on the laptop (including default gateway, subnet mask, and IP address) as well as establishing a link with Ethernet ports with the help of Cisco equipment and relevant cable; establishing a physical link between laptop and Cisco console port; connecting, configuring, and verifying device interface operation status. Moreover, the part requires that the learners have proficiency in configuring and utilizing FTP T as well as FTP servers (including Filezilla, TFTP d32/64,); executing software upgrade/downgrade with the help of FTP, TFTP, USB Storage, tftpdnld, or xmodem; handling customizations via the IP/TCP network; executing Cisco device password recovery; defining as well as correcting frequently encountered network problems at Layers 1 & 2 (including serial/ether interface status; Ethernet layer 2 – full & half duplex, speed issues; WAN serial loopback test – 56K, T1, Telco assisted loopback).

  • Cisco IOS Software Operation – 29%

    To tackle the questions from this subject area, the test takers must be capable of describing the key functions of Cisco IOS, IOS-XE, IOS-XR, as well as NX-OS software; navigating between different operating modes; defining the device current mode; copying and pasting a configuration file from/to a switch or router; utilizing as well as interpreting the fundamental Cisco IOS Software commands; explaining the location and the procedure to change the configuration register parameter; defining a configuration file on a Cisco device; explaining the licensing procedure on different platforms; explaining Install Mode IOS-XE/ Bundle Mode.

There is no doubt that the IT workers want to get the IT certification, it is inevitable for them to prepare for the difficult IT exam. However, what is the most significant factor for the IT workers when they are preparing for the Cisco 100-490 exam? I am sure that for the majority of the IT workers, their answers are study materials. But it is clear that there are thousands of 100-490 actual lab questions in the internet with different quality, how to distinguish them and find out the best one? If you are one of the IT workers who are bothered by this question, now, I can give you a definite answer, I am here to introduce the best study materials for the IT exam to you. Our 100-490 exam preparation are compiled by the first-class IT specialists who are from different countries, they have made joint efforts for nearly ten years in order to compile the most 100-490 study guide, as the achievements made by so many geniuses, it is naturally that our actual lab questions are always well received in the world. Now I would like to show you more detailed information about our 100-490 actual lab questions.

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Cisco 100-490 Exam Syllabus Topics:

SectionWeightObjectives
General Networking Knowledge25%- Networking Fundamentals
  • 1. Layer 1 and Layer 2 technologies
  • 2. OSI and TCP/IP models
  • 3. Network addressing concepts
  • 4. Basic networking hardware
- Network Utilities
  • 1. Ping and traceroute
  • 2. Basic connectivity verification
  • 3. IP configuration tools
- Network Responsibilities
  • 1. Roles of routers and switches
  • 2. Network support responsibilities
Cisco IOS Software Operation29%- Configuration Management
  • 1. IOS XE operational modes
  • 2. Backup configurations
  • 3. Restore configurations
- Basic IOS Commands
  • 1. Configuration commands
  • 2. Verification commands
  • 3. Navigation commands
- Device Access
  • 1. Console access
  • 2. Remote access methods
  • 3. Terminal emulation
- Cisco IOS Fundamentals
  • 1. Boot sequence process
  • 2. Cisco IOS software types
  • 3. Startup and configuration files
Cisco Equipment and Related Hardware20%- Hardware Replacement
  • 1. Device installation and replacement procedures
  • 2. Field-replaceable units
- Hardware Components
  • 1. Power supplies
  • 2. Ports and interfaces
  • 3. Cabling requirements
- Cisco Device Identification
  • 1. Cisco switch models
  • 2. Device components
  • 3. Cisco router models
- Memory and Storage
  • 1. Flash memory usage
  • 2. NVRAM functions
  • 3. RAM functions
Service-related Knowledge26%- Recovery Operations
  • 1. Password recovery
  • 2. Factory reset procedures
  • 3. Configuration recovery
- Troubleshooting
  • 1. Basic Layer 1 troubleshooting
  • 2. Connectivity issue diagnosis
  • 3. Basic Layer 2 troubleshooting
- Support Tools
  • 1. Windows troubleshooting tools
  • 2. Maintenance best practices
  • 3. Diagnostic utilities
- Software Maintenance
  • 1. Software recovery procedures
  • 2. Image management
  • 3. Cisco IOS upgrades
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