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As we all know, using a camera to take pictures requires sensitive materials to record images. The sensitive material of traditional cameras is film, while the sensitive material of digital cameras is light sensitive elements (CCD or COMS). Compared with the area of 35mm film, if the size of the sensor area is close to or equal to that of 35mm film, it is a full frame size. The SLR camera with this size is a full frame SLR camera.
How to solve the problem of computer blue screen? First of all, find out the reasons for the blue screen of the computer. There are many reasons for the blue screen of the computer, such as the excessive overclocking of the computer, the poor contact of the memory module or the damage of the memory, the failure of the hard disk, the failure of the hard disk, and the non existence of the installed software. This article will introduce and analyze the causes and solutions of the blue screen phenomenon one by one.
Subnet mask is also called network mask, address mask and subnet mask. It is used to indicate which bits of an IP address identify the subnet where the host is located and which bits identify the bit mask of the host. The subnet mask cannot exist alone. It must be used in combination with the IP address. The subnet mask has only one function, which is to divide an IP address into two parts: network address and host address. The subnet mask is the basic knowledge that everyone who uses the Internet must master. Only by mastering it can you truly understand the TCP/IP protocol settings. Let's explain what subnet mask is in simple terms.