[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fktQ28lW6nWRJM9ZTbDnt0nSeQx6MmpKfh23ZJbCBFTU":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2023-12-20 13:18:09",118204422,[8,9,10,11],"Login option","All login options corresponding to the operation","The selection panel for the selected action","The display area for the currently open item",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},26,"f731a5bc06ecc9fde898df0dbdb4190c","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe31dce2fed0cf4444f959fb8f1ff0549.jpg","Industrial Control Application Technology","053ab89f711a43fe90d68285bb92a8e2","","The symbol of the data block is ()",[21,33,42,47,52,57,67,72,77,82],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2023-12-20 13:18:08",118204390,[26,27,28,29],"Top left corner","Lower left corner","Top right corner","Lower right corner","PLC is classified according to structure ()","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],118204391,[37,38,39,40],"RUN","START","STOP","STRATUP","Bit sequences are also called bit strings, and the length of bits is ()",{"answer":43,"createTime":23,"id":44,"options":45,"question":46,"source":31,"type":32},[],118204392,[37,38,39,40],"Byte, bytes, () bits form a byte",{"answer":48,"createTime":23,"id":49,"options":50,"question":51,"source":31,"type":32},[],118204394,[37,38,39,40],"Word, with adjacent () bytes, that is, 16 bits",{"answer":53,"createTime":23,"id":54,"options":55,"question":56,"source":31,"type":32},[],118204396,[37,38,39,40],"(), composed of 2 Word, that is, 4 bytes, 32 bits",{"answer":58,"createTime":23,"id":59,"options":60,"question":66,"source":31,"type":32},[],118204398,[61,62,63,64,65],"Internal processing","Communication service","Input sampling","Program execution","Output refresh","It consists of 4 Word ()",{"answer":68,"createTime":23,"id":69,"options":70,"question":71,"source":31,"type":32},[],118204400,[61,62,63,64,65],"There are all kinds of integers",{"answer":73,"createTime":23,"id":74,"options":75,"question":76,"source":31,"type":32},[],118204401,[61,62,63,64,65],"Each character (Char) accounts for () one byte, and the Char data type is stored in ASCII format",{"answer":78,"createTime":23,"id":79,"options":80,"question":81,"source":31,"type":32},[],118204402,[61,62,63,64,65],"The S7-1200intermediate user creates a symbolic name or "variable" for the data address as a PLC variable related to the memory address and the I\u002FO point or a local variable used in the code block intermediate",{"answer":83,"createTime":23,"id":84,"options":85,"question":86,"source":31,"type":32},[],118204404,[61,62,63,64,65],"When the user program intermediate uses these variables where the user creates a symbolic name for the data address, just enter the variable name of the instruction parameter"]