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Question
Give the output of the following string functions:
- “ACHIEVEMENT”.replace(E’, ‘A’)
- “DEDICATE”.compareTo(“DEVOTE”)
Solution
- ACHIAVAMANT
- –18
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RELATED QUESTIONS
Design a class name ShowRoom with the following description :
Instance variables/ Data members :
String name – To store the name of the customer
long mobno – To store the mobile number of the customer
double cost – To store the cost of the items purchased
double dis – To store the discount amount
double amount – To store the amount to be paid after discount
Member methods: –
ShowRoom() – default constructor to initialize data members
void input() – To input customer name, mobile number, cost
void calculate() – To calculate discount on the cost of purchased items, based on following criteria
| Cost | Discount (in percentage) |
| Less than or equal to ₹ 10000 | 5% |
| More than ₹ 10000 and less than or equal to ₹ 20000 | 10% |
| More than ₹ 20000 and less than or equal to ₹ 35000 | 15% |
| More than ₹ 35000 | 20% |
void display() – To display customer name, mobile number, amount to be paid after discount
Write a main method to create an object of the class and call the above member methods.
Give the output of the following string functions:
- "MISSISSIPPI".indexOf('S') + "MISSISSIPPI".lastIndexOf('I')
- "CABLE".compareTo("CADET")
Design a class Railway Ticket with following description:
Instance variables/data members:
String name: To store the name of the customer
String coach: To store the type of coach customer wants to travel
long mob no: To store customer’s mobile number
int amt: To store a basic amount of ticket
int total amt: To store the amount to be paid after updating the original amount
Member methods
void accept (): To take input for a name, coach, mobile number and amount
void update (): To update the amount as per the coach selected
(extra amount to be added in the amount as follows)
| Type of Coaches | Amount |
| First_ AC | 700 |
| Second_AC | 500 |
| Third _AC | 250 |
| sleeper | None |
void display(): To display all details of a customer such as a name, coach, total amount and mobile number.
Write a main method to create an object of the class and call the above member methods.
Special words are those words that start and end with the same letter.
Examples:
EXISTENCE
COMIC
WINDOW
Palindrome words are those words which read the same from left to right and vice versa
Examples:
MALAYALAM
MADAM
LEVEL
ROTATOR
CIVIC
All palindromes are special words, but all special words are not palindromes. Write a program to accept a word check and print Whether the word is a palindrome or only a special word.
