● 话筒是向计算机提供 (13) 的设备。
(13)
(75) ● means the conducting of business communication and transaction over network and through computers.
(75)
● Office (74) is the application of the computer and communications technology to improve the productivity of office workers.
(74)
● With (73) you can communicate in real time with people all around the world.
(73)
● Bitmap images use a grid of small squares known as (72) to represent images.
(72)
● 下面选项中,不属于HTTP客户端的是 (70) 。
(70)
● 包过滤防火墙对数据包的过滤依据不包括 (69) 。
(69)
● Windows provides a user-friendly graphical (71) including pop-up menus, scroll bars, dialogue boxes, icons and etc.
(71)
● 下列网络互连设备中,属于物理层的是 (68) 。
(68)
● 集线 ) 器与交换机都是连接以太网的设备,这两者的区别是 (67 。
(67)
则两个月后,冰箱品牌甲与乙的市场占有率变化情况为 (65) 。
(65)
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