【单选题】【消耗次数：1】
下列伪指令中定义字节变量的是（）
①
DB
②
DW
③
DD
④
DT
参考答案：
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相关题目
【简答题】
什么是伪指令？
【判断题】
对于下面的符号定义，指出下列指令的错误。A1DB？A2DB10K1EQU1024①MOVK1，AXK1为常量，不能用MOV指令赋值②MOVA1，AXA1为字节，AX为字变量，不匹配③CMPA1，A2A1未定义，无法做比较指令④K1EQU，2048K1重新赋值前，必须用PURGE释放
①
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②
错误
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