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our database is in the MOUNT state and you execute the following command to open it： ALTER DATABASE OPEN What two actions are performed as a result of this command？（）
A . All control files are opened.
B . All redo log files are opened
C . The password file is opened.
D . The parameter file is opened.
E . All online data files are opened.
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Since HTTP is one of the most common protocols used in the internet， what should be done at a firewall level to ensure thatthe protocol is being used correctly？ （）
A . Ensure that a stateful firewall allows only HTTP traffic destined for valid web server IP addresses.
B . Ensure that a firewall has SYN flood and DDoS protection applied specifically for valid web servers.
C . Ensure that your firewall enforces HTTP protocol compliance to ensure that only valid flows are allowed inand outof your network.
D . Ensure that HTTP is always authenticated.
E . Ensure that your web server is in a different zone than your backend servers such as SQL and DNS.
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In writing up the logbook at the end of your watch，you make an error in writing an entry. What is the proper way of correcting this error? （）
A . Carefully and neatly erase the entry and rewrite it correctly
B . Cross out the error with a single line，write the correct entry，and initial it
C . Blot out the error completely and rewrite the entry correctly
D . Remove this page of the log book and rewrite all entries on a clean page
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In writing up the logbook at the end of your watch,you make an erron in writing an entry. What is the proper means of correcting this error?（）.
A . cross out the error with a single line,and write the correct entry ,then initialit
B . carefully and neatly erase the and rewrite it correctly
C . remove this page of the log book , and rewrite all entries on a clean page
D . Blot out the error completely and rewrite the entry correctly
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A customer requests a solution that will enhance the availability of their servers and ensure that the time needed to recover from an Operating System fault is at a minimum. What solution do you recommend？ （）
A . Use RAID protection and add more memory
B . Install Operating System in RAID 0 （Parity） Disk Configuration
C . Install Operating System in RAID 5 Disk Configuration
D . Use RAID protection and ensure systems are backed-up daily
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What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multi-access network?（）
A . 10
B . 40
C . 30
D . 20
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What is the speed of the crankshaft in a four-stroke/cycle engine when the camshaft is turning at 750 rpm?（）
A . 375 RPM
B . 500 RPM
C . 750 RPM
D . 1500 RPM
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The shipment time is June or July at our ________ and the goods will be shipped in one ________.
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What is the economy at full employment in the long run?
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Culture is constantly developing( ) and changing. Who we are, what we believe, what we want out of life, our view of justice, fairness, appropriateness are all the result of the culture we live in.
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Some traditional Chinese food is dispearing gradually. What should we do to protect it? Do you think traditional Chinese food is a part of culture in our country?
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According to Freud, what is the part of our psyche that is most interested in maintaining societal norms and decency?
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2. Our friendship finally broke up mainly because of my fault: I failed to keep in touch with him.( )
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2.Your audience is looking for a human connection, not a robot spitting words at them. Thus it’s necessary to show our emotion in delivering a speech.
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______, a structure in the limbic system, gauges the emotional significance of what one is looking at.
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What reference is in the following sentence?When he was at college , Alex was a great friend of mine.
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听力原文：M: What are those things in our suitcase？ There aren't any clothes at all. Where have you put them？
W: Oh, no. This is not our suitcase.
M: What do you mean？
W: The old lady must have taken ours by mistake. Just now she was sitting next to us at the restaurant.
What can we infer from the conversation？
A．An old lady took the couple's suitcase by mistake.
B．An old lady stole the couple's suitcase at the restaurant.
C．The old lady took their clothes by mistake.
D．The woman forgot to put clothes in their suitcase.
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Much to our regret, the consignment is not fully in conformity with the contract, we suggest that you () make a concession () replace the goods at once.
A、either…or
B、neither…nor
C、too…to
D、not noly…but also
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What special is the chair Jessie sits in at the dentist’s？
A．It can go left and right．
B．It can goup and down．
C．It can goforward and back．
D．It can goout and in．
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A situation at work in which you must understand what is being presented would require_____listenmg.
A.casual
B.active
C.negative
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The author in the second paragraph states what we need in our present situation is______.
A．a continuation of our present serious state
B．worldwide resources exploitation and energy use
C．a movement forward to a new norm to planet research work
D．a state where long range planning is essential to us
此题为多项选择题。
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What is happening if Larry's phone rings at 3 o'clock in the morning？
A．Someone on the bridge is being attacked.
B．Someone is threatening to destroy the bridge.
C．Someone on the bridge is attempting to kill himself.
D．Someone has fallen off the bridge.
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听力原文：M: Good morning. Say, do you know what the assignment is for our term paper in history？
W: Sure. Weren't you in class on Monday？ That's when it was given out.
M: No, I missed that class. Was there a handout？
W: No, the instructor just wrote the assignment on the board.
M: Could I copy the assignment from your notes？
W: You could, ff I had copied it all down; but I just wrote down the part that I wanted.
M: Oh, no.
W: You see, there were four choices of topics ior the term paper; but, when I saw them, I knew which one I wanted so I didn't copy the others down.
M: Can you remember any o'f the others？
W: Let's see. There was one about World War I, something about it, but I don't remember what, and there was one called "the idea of progress in the nineteenth century."
M: And what was the last one？
W: I can't remember. My mind is a complete blank. Maybe you can ask someone else.
M: Yes, I will. Anyway, those are certainly broad topics.
W: Yes, but you van focus on a special area within them. Which one would you take？
M: Of course, I don't know what the last one is, but of these three, I think I'd take "the idea of progress."
W: That's very abstract.
M: Yes, but it's one of my interests and I've read a lot on the subject. I've never written a term paper on it though.
W: Me neither. I haven't even read about it. Are you going to class on Wednesday？
M: Yes.
W: Maybe he'll write it on the board again.
M: I hope so. Good luck with your paper.
W: Same to you.
(23)
A．Three.
B．Four.
C．Five.
D．Six.
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What is the difference between BSTXPWR at the “preferred reference point” and the reported signal strength in the mobile？()
A.Path loss
B.Path loss, minus antenna gain
C.Path loss, minus antenna gain, plus feeder loss
D.Path loss, minus antenna gain plus feeder and combiner losses
E.There is no difference
