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【单选题】
网络上购物，对方要求支付押金的行为，事主应该A.
同意
B.
拒绝
C.
向店主咨询
D.
以上都不对
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举一反三
【单选题】A 32-bit computer system uses 16 independent switches as input devices. The correct description of the interface circuit of the input device is ()
A.
Implemented by Three-state gate, only one port required
B.
Implemented by Trigger, only one port required
C.
Implemented by Register, only one port required
D.
Implemented by latch, only one port required
【多选题】A 32-bit computer system uses 16 7-segment led as output devices, and uses dynamic display control. The interface circuit description of the output device is correct ()
A.
Three-state gate implementation, at least two ports
B.
Trigger implementation, only one port required
C.
Register implementation, at least two ports
D.
Implemented by latch, only one port required
【简答题】MAC头中R bit代表()。
【简答题】A 厂研制了一种白酒,经鉴定,各项指标都符合标准,用户对其评价也较高。为了批量生产,该厂对该酒设计了一种名为“茅苔”的商标,向商标局申请注册。商标局依法进行了初步审定,并发出了公告。23天后,茅台酒厂对该酒的商标提出异议,认为该商品商标的名字从字形、字义和发音上都与“茅台”相似,而且其商标设计图案均与“茅台”相近似,要求商标局不予注册。问:(1)茅台酒厂的意见是否正确;(2)商标局应如何处理A厂的...
【单选题】An 8-bit video card uses(72)bits to store information about each pixel, and thus can display 256 different colors.
A.
8
B.
16
C.
32
D.
1
【单选题】Lisa ____ a bit shy, but now she's much more outgoing. [ ]
A.
uses to be
B.
is used to being
C.
used to be
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