题目内容：
● 与外存储器相比，内部存储器的特点是___(6)___。(6)A．容量大、速度快、成本低
B．容量大、速度慢、成本高
C．容量小、速度快、成本高
D．容量小、速度慢；成本低
参考答案：
选择题：● 与外存储器相比,内部存储器的特点是___(6)___。 (6)A.容量大、速度快、成本低 B.容量大、速度慢、
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