Which function is read input from console
Which function is used to read the input from console?
scanf() Function : scanf() function is used to read/input values of variables using the standard input device such as keyboard.
Which class is used for reading input from the console?
The Java Console class is be used to get input from console. It provides methods to read texts and passwords.
How do you take user input from console?
Getting user input from the browser console
To ask for user input from the browser, you need to use the prompt() method provided by the browser. The prompt() method allows you to accept user input as a string and store it on a variable as follows: const input = prompt();
What is read input?
Input refers to text written by the user read by the program. Input is always read as a string. For reading input, we use the Scanner tool that comes with Java. The tool can be imported for use in a program by adding the command import java.
Which function is used to read the input from console in C?
scanf()
In C programming, scanf() is one of the commonly used function to take input from the user. The scanf() function reads formatted input from the standard input such as keyboards.
What is a console input?
In computer technology, a console can mean different things depending on the context. It usually means a combination of a display monitor and an input device, usually a keyboard and mouse pair, which allows a user to input commands and receive visual output from a computer or computer system.
Which of these class is used to read characters in a file?
FileReader class
Which of these class is used to read characters in a file? Explanation : We can read characters in a file using FileReader class of Java.
Which Scanner class method is used to read integer value from the user?
nextInt()
Scanner Class Methods
| Method | Description |
|---|---|
| nextInt() | Reads an int value from the user |
| nextLine() | Reads a String value from the user |
| nextLong() | Reads a long value from the user |
| nextShort() | Reads a short value from the user |
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Jun 17, 2021
Which is used to get input from the user?
Explanation: The simplest way to obtain user input is by using the input() function. This function prompts the user for an input from the keyboard. Once the user has give the input and pressed Enter, the program flow continues.
Which keyword is used for taking input from the user?
The statement n = s. nextInt() is used to input an integer value from the user and assign it to the variable n . Here, nextInt() is a method of the object s of the Scanner class.
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How to Input.
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How to Input.
| Method | Inputs |
|---|---|
| nextLine() | Line of Strings |
| nextBoolean() | Boolean |
Which of these is used to read a string from the input stream?
Discussion Forum
| Que. | Which of these is used to read a string from the input stream? |
|---|---|
| b. | getLine() |
| c. | read() |
| d. | readLine() |
| Answer:read() |
What is Scanner function Java?
The Scanner class is used to get user input, and it is found in the java. util package. To use the Scanner class, create an object of the class and use any of the available methods found in the Scanner class documentation.
Is used to input a string data from the standard input device?
Answer: As the name is a string, the Scanner object uses the next () method. For class input, it uses nextInt () while for percentage it uses nextFloat ().
Which of these class is used to read characters in string in Java from console?
Java Read String from Console using BufferedReader
BufferedReader class is from Java IO package. We can use BufferedReader to read text from a character-input stream.
Which of these class is used to read characters and strings in Java from console * InputStreamReader BufferedStreamReader StringReader BufferedReader?
| Q. | Which of these classes is used to read characters and strings in Java from console? |
|---|---|
| B. | StringReader |
| C. | BufferedStreamReader |
| D. | InputStreamReader |
| Answer» d. InputStreamReader | |
Which of these methods are used to read in from file?
Discussion Forum
| Que. | Which of these methods are used to read in from file? |
|---|---|
| b. | read() |
| c. | scan() |
| d. | readFileInput() |
| Answer:read() |
Which of these methods are used to read in from file A get B read () C Scan () d readFileInput ()?
Online Test
| 24. | Which of these methods are used to read in from file? |
|---|---|
| a. | get() |
| b. | read() |
| c. | scan() |
| d. | readFileInput() |
Which of these class is used to read from byte array?
Java ByteArrayInputStream class
Java ByteArrayInputStream class contains an internal buffer which is used to read byte array as stream. In this stream, the data is read from a byte array.
Which command is correct to read a string from the console using buffered reader?
Output. A class named Demo contains the main function. Here, an instance of the buffered reader is created. A string type of data is defined and every line of the string is read using the ‘readLine’ function.
Which method is used to read in from file in java?
It returns data in byte format like FileInputStream class. It is character-oriented class which is used for file handling in java.
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Methods of FileReader class.
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Methods of FileReader class.
| Method | Description |
|---|---|
| int read() | It is used to return a character in ASCII form. It returns -1 at the end of file. |