What is likely to cause the UI to behave sluggishly or crash while making network calls?

How can Android applications 'borrow' functionality from other applications?

Which event listener is used when an Android device has changed orientation?

Which externalizing resources are needed for application development?

Why is a Parcelable used?

What class does Android use to communicate a request for an action to be performed?

How to show option menu using the following source on Samsung phone but cannot see it. How to fix it? try { ViewConfigurationconfig = ViewConfiguration.get(this); Field menuKeyField = ViewConfiguration.class .getDeclaredField('sHasPermanentMenuKey'); if (menuKeyField != null) { menuKeyField.setAccessible(true); menuKeyField.setBoolean(config, false); } } catch (Exception e) { e.printStackTrace(); }

Which ADT generates a debug certificate automatically for emulator and device?

Android Architecture is consisted of the following components?

Which are possible states of a process?

Following methods called during the life cycle of an android activity are?