Can you pass the written test by watching CCNA video? Before answering this question, first of all, we know that CCNA is the most basic certification in Cisco certification. At the end of February this year, Cisco certification system was reformed, and CCNA began to combine nine directions. Candidates do not need to choose the direction, just take a 200-301 exam CCNA, which is based on the latest network technology, software development skills and positions, covers a wide range of basic knowledge of the IT profession. It can be said that obtaining CCNA certification is the first step to prepare for it technology career.

Back to "can I pass the written test by watching CCNA video?" This is the problem. In fact, the difficulty of CCNA is not big. Although there are a lot of test contents, they are all basic contents, so it's not difficult to pass the written test by watching the CCNA video. But here's another question. Do you know what video you're going to watch? Is the video you are watching updated? Is it reliable? If you find unreliable video resources, you may make yourself do a lot of useless work.

In fact, after understanding what CCNA needs to learn, you can also find videos targeted. You need to learn the knowledge and skills of installing, configuring and operating small and medium-sized networks, lay the foundation for network, security and automation, master the basic knowledge of network access, IP connection, IP service, security, automation and programmability.

The content of CCNA includes but is not limited to identifying the components of computer network and describing their basic characteristics, and describing Ethernet as TCP/IP network access layer, and describes the operation of the switch, installing the switch and performing the initial configuration, and describes TCP / IP Internet layer, IPv4, its addressing scheme and subnet division, explains host to host communication between switches and routers, identifies and solves common switching network problems and common problems related to IPv4 addressing, describes main functions and addresses of IPv6, configures and verifies basic IPv6 connection, describes static routing operation, advantages and limitations, and explains dynamic routing protocol It also describes the components and terms of open shortest path first (OSPF), the purpose of layer 3 redundancy protocol, the basic concepts of Wan and VPN, the operation of access control list (ACL) and its application in the network, the configuration of Internet access using dynamic host configuration protocol (DHCP) client, and the network address forwarding on Cisco router This paper introduces the concepts of network programmability and software defined network (SDN), and intelligent network management solutions, such as Cisco DNA center? Software defined access (sd-access) and software defined wide area network (sd-wan).

In fact, watching the CCNA video is more likely to pass the written test.

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