What is nextLong in Java?

What is the return type of nextLong ()?

Return Value

The nextLong() method returns the next pseudorandom, uniformly distributed long value.

What is Nextstring () in Java?

2. Java Scanner next(String pattern) Method. It is a Scanner class method which returns the next token if it matches the pattern constructed from the specified string.

What is Java Util NoSuchElementException?

The NoSuchElementException in Java is thrown when one tries to access an iterable beyond its maximum limit. The exception indicates that there are no more elements remaining to iterate over ​in an enumeration.

What is long value in Java?

The long is a numeric data type in Java. This is also the primitive type. The long type takes 64 bits of memory. The maximum value that a long type variable can store is 9,223,372,036,854,775,807L. The minimum value is -9,223,372,036,854,775,808L.

What is the difference between next () and nextLine ()?

next() can read the input only till the space. It can’t read two words separated by space. Also, next() places the cursor in the same line after reading the input. nextLine() reads input including space between the words (that is, it reads till the end of line n).

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What is use of GetString () method?

The GetString method returns the specified Recordset as a string. This method can be used to fill HTML tables in ASP files.

How do I use Nextstring?

next() Method: The next() method in java is present in the Scanner class and is used to get the input from the user.


Next() NextLine()
It read input from the input device till the space character. It read input from the input device till the line change.

How do I get NoSuchElementException?

Cause for NosuchElementException

If you call the nextElement() method of the Enumeration class on an empty enumeration object or, if the current position is at the end of the Enumeration, a NosuchElementException is generated at run time.

How do you handle NoSuchElementException?


  1. Open the chrome browser.
  2. Enter the URL of the https://demo.actitime.com/
  3. Write the code to Click on login button.
  4. driver. findElement(By. xpath(“//div[. =’Login’]”)). click();
  5. It throws NoSuchElementException as Xpath expression that you have copied is wrong.

Can we use two Scanner in Java?

The idea is to use two scanners – one to get each line using Scanner. nextLine() , and the other to scan through it using Scanner. next() .

What is long value?

long: The long data type is a 64-bit two’s complement integer. The signed long has a minimum value of -263 and a maximum value of 263-1. In Java SE 8 and later, you can use the long data type to represent an unsigned 64-bit long, which has a minimum value of 0 and a maximum value of 264-1.

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Is Java a camel case?

Java uses CamelCase as a practice for writing names of methods, variables, classes, packages, and constants. … In constants, we do use everything as uppercase and only ‘_’ character is used even if we are combining two or more words in java.

What is the range of data type in Java?


Type Size Range
byte 8 bits -128 .. 127
short 16 bits -32,768 .. 32,767
int 32 bits -2,147,483,648 .. 2,147,483,647
long 64 bits -9,223,372,036,854,775,808 .. 9,223,372,036,854,775,807
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