Answer:
Option b. ArrayList‹Integer› = new ArrayList‹Integer›(10) does not correctly declare an ArrayList.
<u>Explanation</u>:
ArrayList in Java dynamically stores elements in it. It also called as re- sizeable array as it expands in size when elements are added and decreases when an element is removed from it. This array list class also allows to use duplicate and null values.
The syntax for creating Array list is as follows
ArrayList<Type> obj = new ArrayList<Type>()
Type specifies the type of ArrayList like Integer, Character, Boolean etc, and obj is the object name. But in the option b ArrayList‹Integer› = new ArrayList‹Integer›(10) object name is missed and not specified.
Answer:
Option: True
Explanation:
Microsoft Query can be used to retrieve data from external source such as databases. There are lots of databases or data sources which are accessible such as Microsoft Access, Microsoft Excel, Microsfot SQL Server OLAP Services, Oracle, Paradox, text file etc.
The steps mentioned in the question are correct. After finishing all the steps, user shall see the name of the data source will appears in the Choose Data Source dialog box.
Answer: In order for you to realize there has been a sensory change, it has to reach the <u>perceptual</u> level of processing.