# What is IF statement in Fortran?

## What is IF statement in Fortran?

The block IF statement evaluates a logical expression and, if the logical expression is true, it executes a set of statements called the IF block. If the logical expression is false, control transfers to the next ELSE , ELSE IF , or END IF statement at the same IF -level.

How Use else if in Fortran?

Fortran – if-else if-else Construct An if statement construct can have one or more optional else-if constructs. When the if condition fails, the immediately followed else-if is executed. When the else-if also fails, its successor else-if statement (if any) is executed, and so on.

### How do you end an if-else?

If the Boolean expression is FALSE, the statements following the Else statement are executed. The Else statement is optional; if you omit Else, execution continues with the first statement (if any) following the End if.

Which statement is used to close if blocked?

Discussion Forum

Que. A statement used to close the IF block.
b. ELSEIF
c. END
d. ENDIF

## Does Elseif need end?

The elseif and else blocks are optional. The statements execute only if previous expressions in the if… end block are false. An if block can include multiple elseif blocks.

DO IF statements need an end?

IF statements must begin with the keyword IF and terminate with the keyword END. Components within IF statements can be connected with the keywords AND or OR.

### What is the difference between if/then and if/then else statement?

In if, the statements inside the if block will execute if the condition is true and the control is passed to the next statement after the if block. In the if else, if the condition is true, the statements inside the if block execute and if the condition is false the statements in the else block execute.

What is the problem with IF statement Mcq?

The IF statement can have multiple ELSIF parts but can have only one ELSE statement part. ELSE part will be executed after each of the ELSIF part is checked and found to be FALSE.

## What are the three forms of IF statement in Python?

Python Conditional Statements: If_else, Elif, Nested If Statement

• #1) if statements.
• #2) if-else statements.
• #3) elif statements.
• #4) Nested if-else statements.

What are the disadvantages of Fortran?

It is an old programming language.

• The number of programmers are less compared to other programming languages.
• more lines of coding needed.
• ### Is Fortran a good first programming language?

Yes, Fortran is an excellent first programming language. Here’s why. Fortran has a fairly simple grammar and syntax. If you have a strong command of the grammar and sentence structure of English and have mastered high school algebra, then you should have no problem learning the grammar and syntax of Fortran.

What is Fortran used for?

Fortran (/ˈfɔːrtræn/; formerly FORTRAN, derived from Formula Translation) is a general-purpose, compiled imperative programming language that is especially suited to numeric computation and scientific computing.

## How can I execute a Fortran program?

Write a Hello World Fortran Program. Create helloworld.f program using the Vim editor as shown below.

• Make sure Fortran compiler is installed on your system. Make sure Fortran compiler is installed on your system as shown below.
• Compile the Fortran program.
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