A digital clock shows hours (between 0 and 23) and minutes (between 0 and 59). Ônce a minute, it receives a pulse to advance the time. Complete the Clock class, using instance variables for the hours and minutes. Clock.java 1 /** A simulated digital clock. 2 3 */ 4 public class Clock 5 { private int hours; private int minutes; 7 /** Advances this clock to the next minute. */ public void pulse() { 9. 10 11 12 13 14 15 } 16 /** Gets the hours of this clock. 17 @return the hours (between 0 and 23) */ public int getHours() 19 20 21 22 23 24 } 25 /** Gets the minutes of this clock. 26 27 @return the minutes (between 0 and 59) */ public int getMinutes() 28 29 30 31 32 } 34 } 33 ClockTester.java 1 public class ClockTester 2 { public static void main(String[] args) 3 4 Clock myClock = new Clock(O; for (int i = 0; i < 100; i++) { myClock.pulse(); } System.out.println(myClock.getHours()); System.out.println("Expected: 1"); System.out.println(myClock.getMinutes()); System.out.println("Expected: 40"); for (int i = 0; i < 70; i++) { myClock.pulse(O; } System.out.println(myClock.getHours()); System.out.println("Expected: 2"); System.out.println(myClock.getMinutes()); System.out.println("Expected: 50"); for (int i = 0; i < 1270; i++) { myClock. pulse(); } System.out.println(myClock.getHours()); System.out.println("Expected: 0"); System.out.println(myClock.getMinutes()); System.out.println("Expected: 0"); } 7 8. 9. 10 11 12 13 14 15 16 17 18 19 20 21 22 } O HN 3 00 O o H NM
A digital clock shows hours (between 0 and 23) and minutes (between 0 and 59). Ônce a minute, it receives a pulse to advance the time. Complete the Clock class, using instance variables for the hours and minutes. Clock.java 1 /** A simulated digital clock. 2 3 */ 4 public class Clock 5 { private int hours; private int minutes; 7 /** Advances this clock to the next minute. */ public void pulse() { 9. 10 11 12 13 14 15 } 16 /** Gets the hours of this clock. 17 @return the hours (between 0 and 23) */ public int getHours() 19 20 21 22 23 24 } 25 /** Gets the minutes of this clock. 26 27 @return the minutes (between 0 and 59) */ public int getMinutes() 28 29 30 31 32 } 34 } 33 ClockTester.java 1 public class ClockTester 2 { public static void main(String[] args) 3 4 Clock myClock = new Clock(O; for (int i = 0; i < 100; i++) { myClock.pulse(); } System.out.println(myClock.getHours()); System.out.println("Expected: 1"); System.out.println(myClock.getMinutes()); System.out.println("Expected: 40"); for (int i = 0; i < 70; i++) { myClock.pulse(O; } System.out.println(myClock.getHours()); System.out.println("Expected: 2"); System.out.println(myClock.getMinutes()); System.out.println("Expected: 50"); for (int i = 0; i < 1270; i++) { myClock. pulse(); } System.out.println(myClock.getHours()); System.out.println("Expected: 0"); System.out.println(myClock.getMinutes()); System.out.println("Expected: 0"); } 7 8. 9. 10 11 12 13 14 15 16 17 18 19 20 21 22 } O HN 3 00 O o H NM
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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![A digital clock shows hours (between 0 and 23) and minutes (between 0 and 59). Ônce a minute, it receives a pulse to advance the time. Complete the Clock class, using instance variables for the hours and minutes.
Clock.java
1 /**
A simulated digital clock.
2
3 */
4 public class Clock
5 {
private int hours;
private int minutes;
7
/**
Advances this clock to the next minute.
*/
public void pulse()
{
9.
10
11
12
13
14
15
}
16
/**
Gets the hours of this clock.
17
@return the hours (between 0 and 23)
*/
public int getHours()
19
20
21
22
23
24
}
25
/**
Gets the minutes of this clock.
26
27
@return the minutes (between 0 and 59)
*/
public int getMinutes()
28
29
30
31
32
}
34 }
33
ClockTester.java
1 public class ClockTester
2 {
public static void main(String[] args)
3
4
Clock myClock = new Clock(O;
for (int i = 0; i < 100; i++) { myClock.pulse(); }
System.out.println(myClock.getHours());
System.out.println("Expected: 1");
System.out.println(myClock.getMinutes());
System.out.println("Expected: 40");
for (int i = 0; i < 70; i++) { myClock.pulse(O; }
System.out.println(myClock.getHours());
System.out.println("Expected: 2");
System.out.println(myClock.getMinutes());
System.out.println("Expected: 50");
for (int i = 0; i < 1270; i++) { myClock. pulse(); }
System.out.println(myClock.getHours());
System.out.println("Expected: 0");
System.out.println(myClock.getMinutes());
System.out.println("Expected: 0");
}
7
8.
9.
10
11
12
13
14
15
16
17
18
19
20
21
22 }
O HN 3
00 O o H NM](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3200e892-7b83-4670-8aa5-c4c84f2a6adb%2F91266f85-a54b-4007-b0e0-6c24c9aff58a%2Fnc2r8t5.png&w=3840&q=75)
Transcribed Image Text:A digital clock shows hours (between 0 and 23) and minutes (between 0 and 59). Ônce a minute, it receives a pulse to advance the time. Complete the Clock class, using instance variables for the hours and minutes.
Clock.java
1 /**
A simulated digital clock.
2
3 */
4 public class Clock
5 {
private int hours;
private int minutes;
7
/**
Advances this clock to the next minute.
*/
public void pulse()
{
9.
10
11
12
13
14
15
}
16
/**
Gets the hours of this clock.
17
@return the hours (between 0 and 23)
*/
public int getHours()
19
20
21
22
23
24
}
25
/**
Gets the minutes of this clock.
26
27
@return the minutes (between 0 and 59)
*/
public int getMinutes()
28
29
30
31
32
}
34 }
33
ClockTester.java
1 public class ClockTester
2 {
public static void main(String[] args)
3
4
Clock myClock = new Clock(O;
for (int i = 0; i < 100; i++) { myClock.pulse(); }
System.out.println(myClock.getHours());
System.out.println("Expected: 1");
System.out.println(myClock.getMinutes());
System.out.println("Expected: 40");
for (int i = 0; i < 70; i++) { myClock.pulse(O; }
System.out.println(myClock.getHours());
System.out.println("Expected: 2");
System.out.println(myClock.getMinutes());
System.out.println("Expected: 50");
for (int i = 0; i < 1270; i++) { myClock. pulse(); }
System.out.println(myClock.getHours());
System.out.println("Expected: 0");
System.out.println(myClock.getMinutes());
System.out.println("Expected: 0");
}
7
8.
9.
10
11
12
13
14
15
16
17
18
19
20
21
22 }
O HN 3
00 O o H NM
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