Chapter: Unit 4
1.

Genetically different population with the same physical features is known as ____________

A. Ecosystem
B. Ecads
C. Community
D. Ecotype
Answer» D. Ecotype
2.

Name the group of species which exploit the abiotic and biotic resources in a similar way?

A. Guild
B. Ecads
C. Biomes
D. Community
Answer» A. Guild
3.

Who proposed the term ecosystem?

A. Grinnel
B. Turesson
C. A.G. Tansley
D. Lindeman
Answer» C. A.G. Tansley
4.

Android applications signed at the time _____.

A. Before installed
B. After installed
C. Both A and B
D. None of these
Answer» A. Before installed
5.

In android application Which file holds to use the internet_____

A. Create file
B. Manifest file
C. system file
D. None of these
Answer» B. Manifest file
6.

Specifies the layout of android screen use_____file.

A. R
B. Manifest
C. Layout
D. None of these
Answer» C. Layout
7.

______ contains the R.java file.

A. Src
B. Gen
C. Both A and B
D. None of these
Answer» B. Gen
8.

In memory, Activity doesn’t exist Thatis____state.

A. Initial
B. Running
C. Starting
D. All of these
Answer» C. Starting
9.

Mobile cloud computing at its simplest refers to an __________

A. Intervention
B. Internet
C. Infrastructure
D. Intervention & Internet
Answer» C. Infrastructure
10.

To use the Android menu system what method you should override?

A. on Create Menu()
B. on Create Options Menu()
C. Both A & B
D. on Menu Created()
Answer» B. on Create Options Menu()
11.

Which is not an Android component of the following?

A. Layout
B. Service
C. Activity
D. Both A & C
Answer» A. Layout
12.

_____is the first callback method invoked by the system during an Activity life-cycle,?

A. on Stop()
B. Both A & B
C. on Create()
D. on Restore()
Answer» C. on Create()
13.

Which is not a valid Android resource file name of the following?

A. my_layout.xml
B. mylayout.xml
C. myLayout.xml
D. Both B & C
Answer» C. myLayout.xml
14.

______is the parent class of all Activity widgets?

A. View
B. ViewGroup
C. Layout
D. Both A & C
Answer» A. View
15.

______is not included in the Android application framework?

A. Notification Manager
B. Window Manager
C. Both A & B
D. Dialer Manager
Answer» D. Dialer Manager
16.

The Android project folder “res/” contain_____?

A. Resource files
B. Java Activity classes
C. Both A & B
D. Java source code
Answer» A. Resource files
17.

Which piece of code used in Android is not open source?

A. Power management
B. Audio driver
C. Wi-Fi driver
D. Keypad driver
Answer» C. Wi-Fi driver
18.

In a cellular system, the same frequency is used for other users using the technique — ——-

A. Frequency planning
B. Frequency hopping
C. Frequency reuse
D. None of the above
Answer» C. Frequency reuse
19.

Which of the following mobile platform support hundreds of thousands of third-party applications?

A. iPhone
B. Symbian
C. Windows Mobile Phone
D. None of the mentioned
Answer» A. iPhone
20.

In which of the following computing, mobile device serves as the presentation platform or the display?

A. Soft
B. Mobile
C. JVS
D. All of the mentioned
Answer» B. Mobile
21.

Which of the following was built to serve as a mobile platform for Internet computing?

A. Windows Phone
B. Android
C. Symbian
D. All of the mentioned
Answer» B. Android
22.

IMT-2000 is a digital mobile system that functions as

A. Pager
B. Cordless
C. Low earth orbit satellites
D. All of the above
Answer» D. All of the above
23.

What is the parent class of all Activity widgets?

A. ViewGroup
B. Layout
C. View
D. Widget
Answer» C. View
24.

Which of the following programming medium is used by MobileMe to create the appearance of a desktop application inside a browser?

A. HTML
B. DHTML
C. Jquery
D. All of the mentioned
Answer» B. DHTML
25.

Which of the following is a photo and video sharing service by MobileMe?

A. iDisk
B. Find My iPhone
C. iWeb Publish
D. MobileMe Gallery
Answer» D. MobileMe Gallery
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Question and answers in Unit 4, Unit 4 multiple choice questions and answers, Unit 4 Important MCQs, Solved MCQs for Unit 4, Unit 4 MCQs with answers PDF download