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Cisco 100-490日本語 : Supporting Cisco Routing and Switching Network Devices (100-490日本語版)

100-490日本語

Exam Code: 100-490J

Exam Name: Supporting Cisco Routing and Switching Network Devices (100-490日本語版)

Updated: Sep 04, 2026

Q & A: 74 Questions and Answers

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About Cisco 100-490日本語 Exam

Introduction about Cisco 100-490 Exam

Cisco Certified Technician Routing and Switching certification focuses on the functionality required for on-site support as well as maintenance of Cisco routers, switches, and operating environments. Specialists in this field should have the ability to identify versions of Cisco routers and buttons, peripherals, cables, and even interfaces. Understand the operational parameters of the Cisco IPHONE software and identify the software programs that are frequently identified, and be able to use the Cisco command line user interface (CLI) to connect in addition to service items. Earning Your Cisco Certified Technician Routing and Switching certification Approving and changing your certification is the best basis for supporting other Cisco systems and tools.

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

Exam Topics

If you want to pass Cisco 100-490 at the first attempt, it is highly recommended to observe the topics that are presented in its content and master them. All in all, this exam consists of 4 domains that are enumerated below:

  • Cisco Hardware and Associated Equipment (20%)

    In the framework of this domain, the applicants should demonstrate their skills in identifying the Cisco equipment, Cisco products by model number & logo marking, as well as Cisco Transceiver Modules. Additionally, the students should be able to classify the serial numbers of the Cisco products, such as locations on chassis, module, adapter, or line card. They need to know about the commonly utilized elements, hardware memory common terms and their usage in Cisco switches & routers, cabling on Cisco devices, tools for hardware replacement & installation, and various loop-back plugs.

  • General Network Knowledge (25%)

    This subject area validates the candidates’ knowledge of LAN cabling, Telco termination point, function of CSU/DSU, as well as the role of TFTP, FTP, and PING. They also need to understand an IPv4 address and IPv6 address, subnet, and the function of Telnet & SSH. Besides that, the test takers are required to define the basic functionality and important differences of wireless access points, LAN switch, and router. Also, they should be able to differentiate between the Layer 2 systems, such as Gigabit Ethernet, Ethernet, Fast Ethernet, Optical, and Serial. It is essential to know how to utilize the TCP/IP & OSI models and their associated protocols to clarify how data streams in a network.

  • Functioning of the Cisco IOS Software Operation (29%)

    The questions under this part are dedicated to evaluating the professionals’ expertise in describing the important function of Cisco IOS, IOS-XR, NX-OS, and IOS-XE software. They have to possess an understanding of configuration data from Cisco devices, licensing process on various platforms, and Install Mode or Bundle Mode of IOS-XE. The learners’ abilities to operate within various operating modes and manage the current one are measured as well. Moreover, they are required to perform the copying and pasting tasks related to configuration data to/from as well as the utilization and interpretation of the basic Cisco IOS Software commands. They also have to explain the process and location to change the configuration register parameter.

  • Service-Related Information (26%)

    As for the last objective, it validates the students’ skills in locating and using a text editor, Windows command prompt, and Terminal Emulation. It is also important that the candidates can configure the network environments for the Ethernet port on a laptop, create a physical connection from a laptop to the Cisco panel port, as well as manage configurations via the TCP/IP network and perform password recovery on Cisco devices. Besides that, the applicants should demonstrate their proficiency in connecting, configuring, and verifying the operation status of a device interface as well as configuring and utilizing TFTP & FTP servers. You should also be able to perform software upgrades or downgrades with the usage of FTP, USB Storage, TFTP, tftpdnld, or xmodem. You also have to recognize and fix the common network issues at Layer 1 and Layer 2.

Certification

As stated before, the CCT Routing and Switching certification is an entry-level validation that can open you up to higher-level certifications offered by Cisco. Getting this designation is proof of your knowledge and understanding of the IOS operating modes for Cisco software and other relevant software types. It also shows that you have the skills to utilize the Command Line Interface of Cisco to service & unite various products. In addition, preparing for the CCT Routing and Switching certificate gives you a solid base in Cisco networking knowledge before you can move on to higher-level certifications. Finally, the certification proves you have operational knowledge of Cisco equipment while the other levels typically focus on the configuration process and more in-depth information.

In modern society, Cisco 100-490日本語 certificate has an important impact on your future job, your promotion and salary increase. Also it can make a great deal of difference in your career.

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Cisco 100-490日本語 Exam Syllabus Topics:

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

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