网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
When you work with a computer, it leaves some useful error messages or window(66)to help you with your work.
A．hints
B．prompts
C．introductions
D．guides
参考答案
更多 “ When you work with a computer, it leaves some useful error messages or window(66)to help you with your work.A．hintsB．promptsC．introductionsD．guides ” 相关考题
考题
●In the following essay，each blank has four choices．Choose the best answer and write down on the answer sheet．Spread spectrum simply means that data is sent in (66) pieces over a number of the discrete frequencies available for use at any time in the specified range．Devices using (67) spread spectrum(DSSS)communicate by splitting each (68) of data into several parts and sending them concurrently on different (69) ,DSSS uses a lot of the available (70) ，about 22 megahertz(MHz)．(66) A．smallB．highC．lowD．long(67) A．direct-sequenceB．discrete-sequenceC．duplicate-sequenceD．dedicate-sequence(68) A．dataB．byteC．packetD．bit(69) A．bitsB．frequenciesC．packetsD．messages(70) A．rateB．velocityC．bandwidthD．period
考题
You've got to __________ in yourself, or you'll never succeed.
A.trustB.believeC.confirmD.help
考题
Youdevelopingaformmodule,andyouwouldliketomakeanindicatedwindowvisibleinanewdisplayposition.Whichbuilt－incanyouusetoaccomplishthistask?()
A.SHOW_WINDOWB.RESIZE_WINDOWC.DISPLAY_WINDOWD.MOVE_WINDOW_X_YE.WINDOW_VISIBLE_X_Y
考题
Signs can carry as many _________ as words.A.questions B.examples C.tears and smiles D.messages
考题
Why do you want a new job ______you've got such a good one already?A. thatB. whereC. whichD. when
考题
49．—What about some drinks?—__________．A． Help， yourselfB． Good ideaC． You're welcomeD． Me，too
考题
下面的命令可以实现只能往/var/log/messages里面追加数据，但不能删除的功能。 chattr +a /var/log/messages
热门标签
最新试卷