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operating systems Online Quiz - 21

Description: operating systems Online Quiz - 21
Number of Questions: 20
Created by:
Tags: operating systems
Attempted 0/20 Correct 0 Score 0
  1. All the above

  2. cat meminfo

  3. file

  4. stat


Correct Option: D

default permissions of a file is 655

  1. True

  2. False


Correct Option: B

A child process has same image of parent process

  1. True

  2. False


Correct Option: A

What is NLX?

  1. A form factor

  2. A power Supply

  3. DVD drive

  4. A Computer case


Correct Option: A

Who is not the part of original inventor of Android OS ?

  1. Android Inc.

  2. Google

  3. Andy Rubin

  4. Rich Miner


Correct Option: B

Different Updates of Android are named after ______ ?

  1. Android's Original Inventors

  2. Pastries

  3. Day & Month on which it is released

  4. People at Google who are leading Android Development


Correct Option: B

Which of the following is not a name of Android update ?

  1. Donut

  2. Eclair

  3. Croissant

  4. Froyo


Correct Option: C

First phone to run in android was released in Sept. 2008. It was ________

  1. HTC Dream

  2. Motorola Droid

  3. Google Nexus One

  4. Sony Xperia


Correct Option: A

First publically available Android Application was _______

  1. WaveChallenge

  2. What the Doodle

  3. SweetDreams

  4. Snake Game


Correct Option: D

Google purchased Android Inc. in ______

  1. $50 million

  2. $1.3 billion

  3. $10 million

  4. Android Inc is originally owned by Google only


Correct Option: A

Android OS Code is almost ________ lines long.

  1. 12 millions

  2. 1 billion

  3. 85 lacs

  4. None of these


Correct Option: A

Which year was Windows Phone 7 system released

  1. 1996

  2. 2000

  3. 2010

  4. 2008


Correct Option: C

What are the 3 Red threads called in Windows Phone 7 system UI design

  1. Agile

  2. Personal

  3. Business

  4. Home

  5. Relevant

  6. Connected


Correct Option: B,E,F

What is the programming language used in Visual Studio 2010 Silverlight for Windows Phone 7

  1. C++

  2. Java

  3. C#

  4. Objective C


Correct Option: C

What kind of inheritance does C# support

  1. Multiple inheritance from other classes

  2. Single inheritance from other classes

  3. No inheritance

  4. Only inherit interfaces


Correct Option: B

Which base class are all classes derived from in C#?

  1. Microsoft

  2. MIcrosoft.Windows

  3. System.Object

  4. System.Windows


Correct Option: C
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