[FAST TRACK] Android Quiz 6 (20.5)

[FAST TRACK] Android Quiz 6 (20.5)

Professional Development

15 Qs

quiz-placeholder

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[FAST TRACK] Android Quiz 6 (20.5)

[FAST TRACK] Android Quiz 6 (20.5)

Assessment

Quiz

Physical Ed, Special Education, Professional Development

Professional Development

Practice Problem

Medium

Created by

Trang Thu

Used 5+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many threads can be executed at a time?

Only one thread
Only main (main() method) thread
Multiple threads
Two threads

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which following is a command line tool in Android

Android emulator
Android debug bridge
none of these
Dalvik Debug Monitor Server (DDMS)

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

"A collection of unit tests(that can be run together) is called:<br />"

A Collection
A Suite
An Assertion Set
An Evaluation

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the design pattern which allows to add properties of object without altering the original?

Prototype
Flyweight
Decorator
Object Pool

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The purpose of a class diagram is

Represent behavior with control structures. Activity diagrams can represent multiple objects in a use case.
Static representation of concepts, types and classes
Helps to understand the basic purpose of the class, good for discovering how to implement the use case.
Representation of the layout of components on hardware nodes

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

... is used when we need to decouple an abstraction from its implementation so that the two can vary independently. This type of design pattern comes under structural pattern as this pattern decouples implementation class and abstract class by providing a ... structure between them.

Bridge
Adapter
Proxy
Facade

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How to sort an array?

Array.sort()
Arrays.sort()
Collection.sort()
System.sort()

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