ASCII is a 7-bit code used to represent numeric, alphabetic, and special printable characters. It also includes codes for contro

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问题 ASCII is a 7-bit code used to represent numeric, alphabetic, and special printable characters. It also includes codes for control characters, which are(75).

选项 A、printable or displayable
B、not printable or displayable
C、not printable but displayable
D、printable but not displayable

答案B

解析 ASCII是一种7比特编码,它用来表示数字、字符和特殊的打印符号。它也包含控制字符的编码,这些编码不能够打印或者显示。
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