Android SMS and Telephony Concepts

This Test will cover concepts of Android Telephony and SMS Service.

Q. Which Permission you need to declare in your AndroidManifest.xml file for sending SMS.

<uses-permission android:name="android.permission.SEND_SMS"/>

<uses-permission android:name="android.permission.SMS_SEND"/>

<uses-permission android:name="android.permission.SEND_READ_SMS"/>

D. None of the above

Q. Which class is used to send SMS programmatically in Android?

A. `SmsSender`	B. `SmsManager`
C. `SendSms`	D. `SmsReceiver`

Q. What code will you write to send an SMS to another AVD? Suppose that the AVD no is 5556.

SmsManager sms = new SmsManager();
sms.sendTextMessage("5556", null, "StudyTonight", null, null);

SmsManager sms=new SmsManager();
sendSMS("5556", null, "Study Tonight", null, null);

SmsManager sms=SmsManager.getDefault();
sms.sendTextMessage("5556", null, "Study Tonight", null, null);

D. None of the above.

Q. How to get feedback on a message sent via Android app?

A. Use two Intent objects in the sendTextMessage() method.

B. Use two PendingIntent objects in the sendTextMessage() method.

C. Use two PendingIntent objects in the startActivity() method.

D. Use two Intent objects in the startActivity() method.

Q. Which Permission you need to declare in your AndroidManifest.xml file for initiating a call using the system in-call Activity?

A. CALL_NUMBER uses-permission

B. DIAL_PHONE uses-permission

C. CALL_PHONE uses-permission

D. None of the above

Q. To initiate a call using an Intent, which code you will write?

Intent intent = new Intent(Intent.ACTION_CALL);
startActivity(intent);

Intent intent = new Intent(Intent.ACTION_CALL, Uri.parse("tel:987654321"));
startActivity(intent);

Intent intent = new Intent(Uri.parse("tel:987654321"));
startActivity(intent);

D. All of the above

Q. For accessing the Subscriber Identity Module(SIM) detail which class you will use?

A. `SimManager`	B. `TelephonyManager`
C. `MobileManager`	D. All of the above

Q. For sending SMS using an Intent which code is correct?

Intent intent = new Intent();
intent.putExtra("sms_body", "Welcome at Studytonight.com");
startActivity(intent);

Intent intent = new Intent();
startActivity(intent);

Intent intent = new Intent(Intent.ACTION_SENDTO, Uri.parse("sms:9923-----"));
intent.putExtra("sms_body", "Welcome at Studytonight.com");
startActivity(intent);

D. None of the above.

Q. On which thread does services work in Android?

A. Worker Thread	B. Own Thread
C. Main Thread	D. Daemon Thread

Q. What are the main components in android?

1: Activity

2: Services

3: Broadcast Receiver

4: Content provider

A. 1 and 3	B. 1 and 2
C. 1, 2 and 3	D. All of the above

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Android SMS and Telephony Concepts

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