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EMC Isilon Solutions and Design Specialist Exam for Technology Architects (E20-555中文版) Sample Questions:

1. 客戶有兩個資料中心（站點 A 和站點 B）。每個資料中心都有 Isilon 群集，他們使用 SyncIQ 在兩個資料中心之間複製資料。
您已查看他們的災難復原計劃並發現以下內容：
* 政策指定 SyncIQ 每 3 小時執行一次複製作業，且作業在 1 小時內完成。
* 還需要三個小時才能將伺服器和網路重新導向到網站 B 正常運作。
該計劃中的復原點目標是什麼？

A) 3小時
B) 5小時
C) 4 小時
D) 2小時

2. Endurant Cache 將其寫入快取存放在哪裡？

A) NVRAM
B) 磁碟
C) SSD
D) 內存

3. 客戶計劃更換 MiTrend 工作負載設定檔評估 (WPA) 服務支援的現有陣列。您從客戶收到效能資料並執行 WPA 報告，顯示陣列具有 50TB 的可用容量。
在與客戶的討論中，您了解到內容由四百萬個 6MB 檔案和 4 億個 64KB 檔案組成。客戶解釋說，他們的預算很少，資料中心的可用機架空間也非常有限。效能不是問題，因為這些文件很少被存取。
哪種配置使用 N+2:1 保護提供所需的可用容量，並且需要最少的機架空間？

A) 6 個 X200 節點，附 1TB 硬碟
B) 3 x X400 節點，附 1TB 硬碟
C) 5 個 X200 節點，配備 1TB 硬碟
D) 3 個 NL400 節點，配備 2TB 硬碟

4. 公司需要異步複製資料。他們還需要在目標端維護一週的每日資料副本，以實現檔案的快速復原。他們決定購買兩個 Isilon 集群。他們不想花不必要的錢。他們必須獲得哪些許可證？

A) 僅在來源叢集上的 SyncIQ 授權。僅在來源叢集上的 SnapshotIQ 授權。
B) 來源叢集和目標叢集的 SyncIQ 授權。僅目標叢集上的 SnapshotIQ 授權。
C) 來源叢集和目標叢集的 SyncIQ 授權。來源叢集和目標叢集的 SnapshotIQ 授權。
D) 僅目標叢集上的 SyncIQ 授權。僅目標叢集上的 SnapshotIQ 授權。

5. Isilon SyncIQ 使用哪種區塊大小來傳輸資料？

A) 2 KB
B) 8 KB
C) 4 KB
D) 6 KB

Solutions: