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Frequently Asked Sapient Placement Papers with Solution Page 2

(#M40158120) SAPIENT QUESTION Android Keep an EYE

Which of the following methods is/are called only once throughout the Android Activity Lifecycle?

1) onDestroy and onStop
2) onDestroy and onStart
3) onStart and onStop
4) onDestroy and onCreate

Asked In Sapient Ashish (8 years ago)

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(#M40158131) SAPIENT QUESTION Android Keep an EYE

Bob, and Android programmer, wants to set trigger to Alarm of his Android phone after three days.
What would Bob do to achieve this?

1) Bob would use AlarmManager and call set() method to set after three days. Even if the phone switches off in between the alarm would ring.
2) Bob would use AlarmManager and call set() method to set after three days. Before switching the phone off Bob would maintain all the alarm details in the database and recreate it after switching it on.
3) Bob has to do nothing as Android takes care of automatic Alarm Triggering events
4) Since all alarm details will get killed after phone gets switched off. what Bob is trying to achieve is not possible.

Asked In Sapient Ashish (8 years ago)

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(#M40158125) SAPIENT QUESTION Android Keep an EYE

Which of the following is not a feature of Andorid's Service?

1) It has no User Interface
2) A service is bound to the lifecycle of an actvity
3) It runs in the background without direct interaction with the user
4) none of the given options

Asked In Sapient Ashish (8 years ago)

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(#M40158119) SAPIENT QUESTION Android Keep an EYE

Which of the following is true about 'Killable After property" of Activity Lifecycle's callback methods?
A. onDestroy is Killable
B. An activity is killable from the time onPause() returns to the time onResume() is called
C. onStop method is killable
D. onResume is not killable while onPause is killable

1) A, B and C
2) A, B and D
3) A, C and D
4) B, C and D

Asked In Sapient Ashish (8 years ago)

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(#M40158105) SAPIENT QUESTION Android Keep an EYE

What will be the output of the following code?
category android:name = "android.intent.category.DEFAULT"/>

1) compile time error
2) runtime error
3) runs successfully
4) none of the above

Asked In Sapient Ashish (8 years ago)

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(#M40158147) SAPIENT QUESTION Android Keep an EYE

Identify the correct inference from this piece of code:

public void onClick(View v){
new Runnable(){
public void run(){
Bitmap b = loadImageFromNetwork();
mImageView.setImageBitmap(b);

}
}).start():}

1) Here ImageView is manipulated on a worker thead which can cause really weird problems. Tracking down and fixing such bugs can be difficult and time consuming.

2) Here ImageView is manipulated on main thread. which is efficient & less time consuming.

3) Here ImageView is manipulated on main thread, which is asynchronous but time consuming.

4) Here ImageView is manipulated on a main thread, but this can cause weird problems. Tracking down and fixing such bugs can be difficult and time consuming.

Asked In Sapient Ashish (8 years ago)

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(#M40158110) SAPIENT QUESTION Android Keep an EYE

Which log has the highes priority?

1) Log.i
2) Log.v
3) Log.w
4) Log.d

Asked In Sapient Ashish (8 years ago)

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(#M40158140) SAPIENT QUESTION Android Keep an EYE

In Which of the following situations is it best to use Singleton?

1) If an object has READ_ONLY state (all attributes are final)

2) If an obejct does not have any state (say, no attributes, only methods)

3) If an object has shared state (attributes are present, but those are modified by many of the other objects)

4) All of the given options

Asked In Sapient Ashish (8 years ago)

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(#M40158123) SAPIENT QUESTION Android Keep an EYE

Which of the following is a layout Manager?
A. Framelayout
B. ScrollView
C. LinearLayout
D. GridLayout

1) Only A & B
2) Only B
3) Only A, C, D
4) Only C & D

Asked In Sapient Ashish (8 years ago)

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(#M40158145) SAPIENT QUESTION Android Keep an EYE

The following syntax is used to implement loader class in Android getLoaderManager().initLoader(0,null,this);

Which of the following is correct about parameters taken by initLoader method?

1) first parameter: Unique Id
second parameter: A Bundle
third parameter: Callback class

2) first parameter: Unique Id
second parameter: CallBack class
third parameter: A bundle

3) first parameter: Callback class
second parameter: Unique id
third parameter: A bundle

4) None of the given options

Asked In Sapient Ashish (8 years ago)

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