Lakshya Education MCQs

Question: Three-tier architecture includes which of the following?
Options:
A.Three server layers
B.A client layer and two server layers
C.Two client layers and one server layer
D.Three client layers
Answer: Option B

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More Questions on This Topic :

Question 1. A server cannot serve on which of the following levels?
  1.    Client Layer
  2.    Business Layer
  3.    Database Layer
  4.    All of the above
Answer: Option A
Question 2. Which of the following is true concerning the mainframe?
  1.    It is the same thing as client/server.
  2.    Requires someone to decide which code should be on the workstation or the server.
  3.    Mission-critical systems have tended to remain there.
  4.    All of the above.
Answer: Option C
Question 3. The three different application logic components are which of the following?
  1.    Presentation, Client, and Storage
  2.    Presentation, Client, and Processing
  3.    Presentation, Processing, and Storage
  4.    Presentation, Processing, and Network
Answer: Option C
Question 4. Client/server security includes which of the following?
  1.    Physical security
  2.    Change control security
  3.    Measures taken to secure all systems
  4.    All of the above
Answer: Option D
Question 5. An application program interface (API) is which of the following?
  1.    The same thing as ODBC.
  2.    Middleware that does not provide access to a database.
  3.    Middleware that provides access to a database.
  4.    The same thing as JDBC.
Answer: Option C
Question 6. Which of the following is true concerning QBE?
  1.    An official standard has been defined for QBE.
  2.    QBE cannot be used for client/server systems.
  3.    QBE does not give the programmer a visual programming environment.
  4.    Complete applications can be written using QBE.
Answer: Option D

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