Microsoft Microsoft Certifications 98-361 Questions & Answers

• Question 191:

  You are reviewing a design for a database. A portion of this design is shown in the exhibits. Note that you may choose either the Crow's Foot Notation or Chen Notation version of the design. (To view the Crow's Foot Notation, click the Exhibit A button. To view the Chen Notation, click the Exhibit B button. )

  

  Which term is used to describe the Customer component?

  A. Field

  B. Attribute

  C. Property

  D. Entity

  Correct Answer: D

  Customer is a table (entity).

• Question 192:

  You are creating the necessary variables for an application. The data you will store in these variables has the following characteristics:

  Consists of numbers

  Includes numbers that have decimal points

  Requires more than seven digits of precision

  You need to use a data type that will minimize the amount of memory that is used.

  Which data type should you use?

  A.

  decimal

  B.

  double

  C.

  byte

  D.

  float

  Correct Answer: B

  The double keyword signifies a simple type that stores 64-bit floating-point values.

  Precision: 15-16 digits

  Incorrect:

  Not D: The float keyword signifies a simple type that stores 32-bit floating-point values.

  Precision: 7 digits

• Question 193:

  You are creating a routine that will perform calculations by using a repetition structure. You need to ensure that the entire loop executes at least once. Which looping structure should you use?

  A. For

  B. While

  C. Do,,While

  D. For. ,,Each

  Correct Answer: C

  In a Do..While loop the test is at the end of the structure, so it will be executed at least once.

• Question 194:

  The purpose of the Finally section in an exception handler is to:

  A. Execute code regardless of whether an exception is thrown.

  B. Conclude the execution of the application.

  C. Execute code only when an exception is thrown.

  D. Break out of the error handler.

  Correct Answer: A

  By using a finally block, you can clean up any resources that are allocated in a try block, and you can run code even if an exception occurs in the try block. Typically, the statements of a finally block run when control leaves a try statement. The transfer of control can occur as a result of normal execution, of execution of a break, continue, goto, or return statement, or of propagation of an exception out of the try statement.

• Question 195:

  You are creating an application for a help desk center. Calls must be handled in the same order in which they were received. Which data structure should you use?

  A. Binary tree

  B. Stack

  C. Hashtable

  D. Queue

  Correct Answer: D

  A queue keeps the order of the items.

• Question 196:

  In the application life cycle, the revision of an application after it has been deployed is referred to as:

  A. Unit testing

  B. Integration

  C. Maintenance

  D. Monitoring

  Correct Answer: C

• Question 197:

  In which order do the typical phases of the Software Development Life Cycle occur?

  A. Development, design, requirements gathering, and testing

  B. Design, requirements gathering, development, and testing

  C. Design, development, requirements gathering, and testing

  D. Requirements gathering, design, development, and testing

  Correct Answer: D

• Question 198:

  You execute the following code.

  

  What will the variable result be?

  A. 1

  B. 2

  C. 3

  D. 4

  Correct Answer: B

• Question 199:

  You execute the following code.

  

  How many times will the word Hello be printed?

  A. 49

  B. 50

  C. 51

  D. 100

  Correct Answer: B

  The % operator computes the remainder after dividing its first operand by its second. All numeric types have predefined remainder operators. In this case the reminder will be nonzero 50 times (for i with values 1, 3, 5,..,99).

• Question 200:

  You are creating an application that accepts input and displays a response to the user. You cannot create a graphical interface for this application. Which type of application should you create?

  A. Windows Forms

  B. Windows Service

  C. Web-based

  D. Console-based

  Correct Answer: C