Q1

activity_main.xml MainActivity.java
<?xml version="1.0" encoding="utf-8" ?> package com.example.practical16;
<LinearLayout import
xmlns:android="http://schemas.android.com/apk/res/ androidx.appcompat.app.AppCompatActiv
android" ity;
android:layout_width="match_parent" import android.os.Bundle;
android:layout_height="match_parent" import android.widget.TimePicker;
android:orientation="vertical"> public class MainActivity extends
<TimePicker AppCompatActivity {
android:id="@+id/tp" TimePicker tp,tp2,tp3;
android:layout_width="wrap_content" @Override
android:layout_height="wrap_content"/> protected void onCreate(Bundle
<TimePicker savedInstanceState) {
android:id="@+id/tp2" super.onCreate(savedInstanceState);
android:layout_width="wrap_content"
android:layout_height="wrap_content" setContentView(R.layout.activity_main);
android:timePickerMode="spinner" tp=findViewById(R.id.tp);
android:layout_marginLeft="70dp" /> tp2=findViewById(R.id.tp2);
<TimePicker tp3=findViewById(R.id.tp3);
android:id="@+id/tp3"
android:layout_width="wrap_content" tp.setIs24HourView(true);
android:layout_height="wrap_content" tp3.setIs24HourView(true);
android:timePickerMode="spinner" }
android:layout_marginLeft="70dp" /> }
</LinearLayout>
Q2

activity_main.xml
<?xml version="1.0" encoding="utf-8"?> android:layout_height="wrap_content"
<AbsoluteLayout android:layout_x="24dp"
xmlns:android="http://schemas.android.com/apk/res/android android:layout_y="187dp"
" />
android:layout_width="match_parent" <Button
android:layout_height="match_parent" android:id="@+id/button"
> android:layout_width="wrap_content"
<TextView
android:layout_width="match_parent" android:layout_height="wrap_content"
android:layout_height="wrap_content" android:layout_x="243dp"
android:textStyle="bold" android:layout_y="90dp"
android:text="DateTimePickerDialog" android:text="Select Date"
android:textSize="30dp" android:onClick="showdate"
android:textColor="@color/white" />
android:background="@color/black" <Button
/> android:id="@+id/button2"
<TextView android:layout_width="wrap_content"
android:id="@+id/tv1" android:layout_height="wrap_content"
android:layout_width="150dp" android:layout_x="239dp"
android:layout_height="wrap_content" android:layout_y="169dp"
android:layout_x="24dp" android:text="Select Time"
android:layout_y="107dp" /> android:onClick="showtime"
<TextView />
android:id="@+id/tv2" </AbsoluteLayout>
android:layout_width="150dp"
 MainActivity.java public void showtime(View view) {
package com.example.practical16; // Get the current time
import androidx.appcompat.app.AppCompatActivity; final Calendar c = Calendar.getInstance();
int hour = c.get(Calendar.HOUR_OF_DAY);
import android.app.DatePickerDialog; int minute = c.get(Calendar.MINUTE);
import android.app.TimePickerDialog;
import android.os.Bundle; // Create a new TimePickerDialog instance
import android.view.View; TimePickerDialog timePickerDialog = new TimePi
import android.widget.DatePicker; new TimePickerDialog.OnTimeSetListener() {
import android.widget.TextView; @Override
import android.widget.TimePicker; public void onTimeSet(TimePicker view, in

import java.util.Calendar; {
tv2=findViewById(R.id.tv2);
public class MainActivity2 extends AppCompatActivity { String time=Integer.toString(hourOfDay)+
TextView tv1,tv2; tv2.setText(time);
@Override }
protected void onCreate(Bundle savedInstanceState) { }, hour, minute, true);
super.onCreate(savedInstanceState); // Show the TimePickerDialog
setContentView(R.layout.activity_main2); timePickerDialog.show();
} } public void showdate(View view) {
// Get the current date
final Calendar c = Calendar.getInstance();
int year = c.get(Calendar.YEAR);
int month = c.get(Calendar.MONTH);
int day = c.get(Calendar.DAY_OF_MONTH);
// Create a new DatePickerDialog instance
DatePickerDialog datePickerDialog = new DatePick
new DatePickerDialog.OnDateSetListener()

@Override
public void onDateSet(DatePicker view, int
tv1=findViewById(R.id.tv1);
String date=Integer.toString(dayOfMonth
+"/"+Integer.toString(year);
tv1.setText(date);
}
}, year, month, day);

// Show the DatePickerDialog