What are the two different types of database duplication？（）A、 ActiveB、 PassiveC、 OnlineD、 Backup-basedE、 Failure driven
What are the two different types of database duplication？（）
- A、 Active
- B、 Passive
- C、 Online
- D、 Backup-based
- E、 Failure driven
相关考题：
—I really hope to keep in touch with Lily.—Sorry.I don't know .A.what her name is B.what her job isC.what her number is D.when she left
—I really hope to keep in touchwithLily.rn—Sorry. I don't know______. A.what her name isB.what her job isC.what her number isD.when she left
47．—I really hope to keep in touch with Lily．—Sorry．l don-t know _________ ．A． what her name isB． what her job isC． what her number isD． what is her number
Have you been in a situation()you can't help saying what you don't want to? A、whereB、whichC、asD、that
－Oh, no! It's raining. We can't go skating on the square. － ____________ A、Well done !B、What a shame !C、What a surprise !
－ Hello, Sally. What’s the matter with you You look worried. －() A、What shall I do if a customer doesn’t pay up on the due dateB、Yeah, that’s true. It requires great attention.C、Don’t mention it.
Jack won't like the film, you know.()I don't care what Jack thinks!A. So why?B. So what?C. So how?
A good tour guide tells visitors().A. What they couldn't miss during the tripB. What during the trip they couldn't missC. What couldn't miss they during the trip
Surely it doesn't matter where charities get their money from: what __________ is what they do with it. A、calculatesB、countsC、figuresD、reckons
— What’s the matter with you? — () A、No, I don’t know.B、I feel rather unwell.C、Sure. What is it?D、That’s it.
Adam: Mmm….. This is the best pudding I've ever had!Celia:________ I know you'd like it.A、Didn't't I tell you?B、Did I say it right?C、Is what I said right?D、What did I say?
1 don-t know what should I do with these books．（改为简单句）I don-t know what_________ _________with these books．
I didn′ t understand ____________. so I raised my hand to ask.A.what my teacher saysB.what does my teacher sayC.what my teacher saidD.what did my teacher say
单选题Surely it doesn’t matter where the clubs get their money; what _____ is what they do with it.AcountsBappliesCstressesDfunctions
单选题—Hi! Where are you going? See what the sign _____!—Sorry, I _____ it.Aspeaks; don’t noticeBsays; don’t noticeCspeaks; didn’t noticeDsays; didn’t notice
单选题Ivan: I brought you the new Groove People CD. Dale: What good is a CD if I haven’t got a CD player? Ivan: I can bring you a CD player. Dale: What good is a CD player if I don’t even have electricity? Ivan: ________. Dale: What good is calling the Electric Company if I haven’t got a house?AWhy do you have so many questions?BWhat are you going to buy tomorrow?CWhy don’t you call the Electric Company?DWhere did you buy the new CD?
单选题What a smell, _____?Ais itBisn’t itCdoes itDdoesn’t