[Free] 2018(Aug) Dumps4cert Microsoft 98-361 Dumps with VCE and PDF Download 121-130

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Software Development Fundamentals

Question No: 121 – (Topic 1)

You are creating a database for a student directory. The Students table contains the following fields:

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Which statement will retrieve only the first name, last name, and telephone number for every student listed in the directory?

  1. WHERE Students SELECT *

  2. SELECT firstName, lastName, telephoneNumber FROM Students

  3. SELECT firstName, lastName, telephoneNumber IN Students

  4. SELECT * FROM Students

  5. WHERE Students SELECT firstName, lastName, telephoneNumber

Answer: B

Explanation: Use SELECT…FROM and list the fields you want to retrieve.

Question No: 122 – (Topic 1)

Which language was designed for the primary purpose of querying data, modifying data, and managing databases in a Relational Database Management System?

  1. Java

  2. SQL

  3. C

  4. Visual Basic

Answer: B

Explanation: SQL is a special-purpose programming language designed for managing data held in a relational database management system (RDBMS).

Question No: 123 HOTSPOT – (Topic 1)

You are developing a web application.

You need to create the following graphic by using Cascading Style Sheets (CSS):

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Use the drop-down menus to select the answer choice that completes each statement. Each correct selection is worth one point.

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Answer:

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Explanation:

C:\Users\Kamran\Desktop\image.jpg

Question No: 124 – (Topic 1)

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?

  1. Binary tree

  2. Stack

  3. Hashtable

  4. Queue

Answer: D

Explanation: A queue keeps the order of the items.

Question No: 125 – (Topic 1)

You need to create an application that processes data on a last-in, first-out (LIFO) basis. Which data structure should you use?

  1. Queue

  2. Tree

  3. Stack

  4. Array

Answer: C

Explanation: A stack implements LIFO.

Question No: 126 – (Topic 1)

An application presents the user with a graphical interface. The interface includes buttons that the user clicks to perform tasks. Each time the user clicks a button, a method is called that corresponds to that button.

Which term is used to describe this programming model?

  1. Functional

  2. Service oriented

  3. Structured

  4. Event driven

Answer: D

Question No: 127 – (Topic 1)

This question requires that you evaluate the underlined text to determine if it is correct.

The benefit of using a transaction when updating multiple tables is that the update cannot fail.

Select the correct answer if the underlined text does not make the statement correct. Select quot;No change is neededquot; if the underlined text makes the statement correct.

  1. No change is needed

  2. succeeds or fails as a unit

  3. finishes as quickly as possible

  4. can be completed concurrently with other transactions

Answer: B

Explanation: The benefit of using a transaction when updating multiple tables is that the update succeeds or fails as a unit.

Question No: 128 – (Topic 1)

This question requires that you evaluate the underlined text to determine if it is correct. Converting an object to a more general type is called upcasting.

Select the correct answer if the underlined text does not make the statement correct. Select quot;No change is needed#39;#39; if the underlined text makes the statement correct.

  1. No change is needed

  2. downcasting

  3. interfacing

  4. flexing

Answer: A

Explanation: Casting up a hierarchy means casting from a derived object reference to a base object reference.

Question No: 129 – (Topic 1)

Which of the following must exist to inherit attributes from a particular class?

  1. Public properties

  2. A has-a relationship

  3. An is-a relationship

  4. Static members

Answer: A

Explanation: There must be some public properties that can be inherited.

Question No: 130 HOTSPOT – (Topic 1)

For each of the following statements, select Yes if the statement is true. Otherwise, select No. Each correct selection is worth one point.

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Answer:

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Explanation:

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C:\Users\Kamran\Desktop\image.jpg

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