EMC技術支持筆試題

　　EMC(易安信)為一家美國信息存儲資訊科技公司， 主要業(yè)務為信息存儲及管理產(chǎn)品、服務和解決方案。EMC公司創(chuàng)建于1979年，總部在馬薩諸塞州霍普金頓市。2003年，EMC收購了VMware。2015年10月，EMC被DELL收購。

　　今天學習啦小編要與大家分享的是：EMC技術支持相關筆試題。具體內(nèi)容如下，歡迎閱讀：

　　EMC技術支持類部分筆試題：

　　1 What are the differences between RAM、ROM and Flash RAM?

　　2 Please explain the following terms.

　　RAID 0

　　RAID 1

　　RAID 3

　　RAID 5

　　RAID 6

　　3 What’s the difference between DNS and WINS ?

　　4 For a SATA 160 Gb 10,000rpm disk drive, what is the average amount of time it takes for the data to be read?

　　5 What is a Race Condition? Please provide an example of a Race Condition.

　　6 Small Page Size gives you Small Page Table (T/F)

　　Small Page Size generates more LTB( Translation Lookaside Buffer) (T/F)

　　Small Page Size causes less Page Faults (T/F)

　　7 Please compare polling I/O with interrupt-drive I/O .

　　In what situation would you favour one technique over the other?

　　8 What is the difference between NAS and SAN storage?