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

1. 使用 SSD 進行元資料讀取/寫入加速有什麼好處？

A) 可以與同一節點池上的 L3 快取混合
B) 保證資料可以固定到SSD
C) 改進的建立、寫入和刪除效能
D) 不需要大量 SSD 即可發揮作用

2. 一位注重成本的客戶正在為他們的 PACS 歸檔探索 Isilon。此工作流程每天包含一百個案例，每個案例包括五十個 60MB 的圖像檔案。但是，每個影像都有 500 個 64kB 與其關聯的元資料檔案。他們目前擁有六年的存檔資料。他們需要遷移到新的解決方案，並且需要規劃額外三年的歸檔容量。
您會推薦哪種解決方案來滿足他們的容量需求？

A) 12 個 NL 系列節點，採用 N+2 保護策略，提供 1300 TiB 的可用容量
B) 18 個 NL 系列節點，採用 N+2:1 保護策略，提供 2078 TiB 的可用容量
C) 24 個 NL 系列節點，採用 N+3 保護策略，提供 2597 TiB 的可用容量
D) 24 個 X 系列節點，採用 N+3 保護策略，提供 2597 TiB 的可用容量

3. Isilon 客戶擁有由較舊的 X 系列節點組成的 8 節點叢集。他們計劃在未來三年內分以下階段升級節點：
* 第 1 階段：新增 2 個 X 系列節點以滿足效能成長
* 第 2 階段：新增 4 個 NL 系列節點以滿足歸檔容量成長
* 第 3 階段：新增 10 個新的 X 系列節點作為硬體更新
* 第 4 階段：刪除舊的 X 系列節點
何時需要 SmartPool 授權？

A) 第 2 階段
B) 第 3 階段
C) 階段 1
D) 第 4 階段

4. 客戶正在尋找新的儲存解決方案來滿足其不斷增長的儲存需求。該系統應該能夠滿足未來三年的儲存需求。此環境由分佈在五個檔案系統中的 100 TB 檔案系統資料組成。檔案系統平均每月成長 1 TB。此外，他們還擁有支援 200 個虛擬機器的大型 VMware 叢集和一個高度事務性的資料庫。
客戶正在尋找一種能夠提供良好效能、可擴展性、可管理性且具有成本效益的解決方案。銷售團隊希望您推薦解決方案。
哪一項推薦能夠滿足客戶的要求？

A) Isilon 集群並根據需要橫向擴展
B) 用於檔案系統資料的 Isilon，以及用於資料庫和 VMware 工作負載的 VNX
C) 具有 FAST VP 和 NAS 閘道的 VMAX
D) 具有 FAST Cache 的 VNX 統一平台

5. 客戶在將資料寫入 Isilon 叢集時遇到問題。您已檢查所有網路設定和驗證來源。集群未報告任何錯誤。客戶執行 tcpdump 並將結果傳送給您。
現在您已經有了輸出，您將使用哪個工具來開啟結果檔案？

A) Wireshark
B) Iometer
C) IOZone
D) 米趨勢

Solutions: