JN0-102

单选题You have been assigned the /24 network and need to segment it into at least 60 subnets.Which network mask meets this requirement?（）A /27B /28C /29D /30

题目
单选题
You have been assigned the /24 network and need to segment it into at least 60 subnets.Which network mask meets this requirement?（）
A

/27

B

/28

C

/29

D

/30

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相似问题和答案

第1题：

— Have you been wasting time on computer games again?— ________. I’ve been studying a lot and I need a break.

A.No way

B.I don’t agree

C.Not really

D.I couldn’t agree more


参考答案：C

第2题：

--- ______?

--- I’ve never been there but I hope to go there in the future.

A. Have you been to America

B. Where are you going for holiday

C. What did you do last week


参考答案：A

第3题：

I am listening. But you ().

A.need be listening

B.should be listening

C.need have been listening

D.ought be listening


参考答案：B

第4题：

You have been asked to use a 25 bit subnet mask to segment the following network block:209.18.12.0.How many usable will there be per subnet?()

A.2 hosts

B.120 hosts

C.126 hosts

D.255 hosts


参考答案：C

第5题：

—I can't see the words on the blackboard. —Perhaps you need _( )

A. How long ago did you get it this

B. How long have you been like this

C. How soon have you got it

D. How soon have you liked this


正确答案：B 

第6题：

Philip：I can’t believe I 2 you at last．And what have you been doing?


正确答案：
[答案]  E

第7题：

I( )to ask you something, but I’ve never seen you for the last few months.

A、have meant

B、am meaning

C、have been meaning

D、mean


参考答案：C

第8题：

A: Have you been to Canada before? B:().

A、No, I have.

B、Yes, I have.

C、Yes, I did.


参考答案：B

第9题：

You have been assigned the ／24 network and need to segment it into at least 60 subnets. Which network mask meets this requirement?()

A. /27

B. /28

C. /29

D. /30


参考答案：D

第10题：

You have been asked to use a 28 bit subnet mask to segment the following network block: 108.12.5.0. How many usable hosts per sub－net could you create?()

A.10 hosts

B.14 hosts

C.12 hosts

D.16 hosts


参考答案：B

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