22.A ________ -tier design includes a middle layer between the client and server

Question

22.A ________ -tier design includes a middle layer between the client and server that processes the client requests and translates them into data access commands that can be understood and carried out by the server.

   a. two  

b. one  

c. four  

d. three  

23.The advantage of the ________ logic layer is that a three-tier design enhances overall performance by reducing the data server's workload.

a. node  

b. terminal  

c. application  

d. transparent  

24________ enables the tiers in a multi-tier system to communicate and pass data back and forth.

a. Open Systems Interconnection  

b. MIMO  

c. Mainframe architecture  

d. Middleware  

25.Data can be stored in more than one location using a(n) ________ .

a. OSI  

b. DDBMS  

c. BSS  

d. ERP  

26.Cloud computing effectively eliminates compatibility issues, because the ________ itself is the platform.

a. Internet  

b. MAN  

c. WAN  

  d. LAN  

27.Cloud computing is an ideal platform for powerful ________ applications.

a. SaaS  

b. SCM  

   c. BSS  

  d. MAN  

28.Cloud computing requires significantly more ________ than traditional client/server networks.

a. terminals  

b. hubs  

c. nodes  

d. bandwidth  

29.________ envisions a second generation of the Web that will enable people to collaborate, interact, and share information more dynamically.

a. Bluetooth  

b. WiMAX  

c. Wi-Fi  

d. Web 2.0  

30.A(n) ________ provides applications, or access to applications, by charging a usage or subscription fee.

a. MAN  

b. OSI  

c. ASP  

d. BSS  

31.Because it is interactive, ________ processing avoids delays and allows a constant dialog between the user and the system.

a. data  

b. online  

c. multipath  

d. batch  

Explanation / Answer

22: d. three tier

23: c. Application

24: d. Middleware

25: b. DDBMS

26: a. Internet

27:a. SaaS (software as a service)

28: d. bandwidth

29:  d. Web 2.0

30: c. ASP (Application service provider)

31:b. online

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