题目内容

In a topology, each device has its own cable running to connect the device to a common hub or concentrator.

A. Bus
B. Mesh
C. Star
D. Tree

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Writing:The printer in your office keeps breaking down. There are always paper jams (卡纸). Sometimes the printing is blurred and uneven. Write a problem report to the manufacturer about the problem and suggest a solution.

常用的CD-ROM是________。

A.只读型大容量软盘
B.只读型光盘
C.只读型硬盘
D.半导体只读存储器

显示器显示图像的清晰程度,主要取决于显示器的________。

A. 对比度
B. 亮度
C. 尺寸
D.分辨率

用于保存计算机输入输出数据的材料及其制品称为________。

A.输入输出媒体
B.输入输出通道
C.输入输出接口
D.输入输出端口

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