What is a loop control structure?

Control structures alter the normal sequential flow of a statement execution. Loops allow the a block of statements to be executed repeatedly without actually writing them down numerous times.
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What is the loop structure?

In a loop structure, the loop asks a question. If the answer requires action, it is executed. The same question is asked again and again until no further action is required. Each time the question is asked is called an iteration.
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What is loop control structure in C programming?

We use the loop control statements in C language for performing various loop operations until we find the condition given in a program to be true. The control comes out of a loop statement when the condition given to us turns out to be false.
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What are loop control structures in Java?

In Java, there are three kinds of loops which are – the for loop, the while loop, and the do-while loop. All these three loop constructs of Java executes a set of repeated statements as long as a specified condition remains true. This particular condition is generally known as loop control.
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What is meant by loop control construct?

With no control constructs, statements execute sequentially. Some control constructs are selection statements meaning that it selects which code to execute. Other control constructs are loops, where the control construct determines how many times the loop will execute.
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Control Structures - while loop - do-while loop - for loop - Goto - break - continue statements



What is loop control structure in Linux?

A loop repeats commands, whereas a condition executes a command when certain conditions are met. The BASH shell has three loop control structures: while, for, and for-in. There are two condition structures: if and case. The control structures have as their test the execution of a Linux command.
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What are the 3 types of control structures?

  • What are the 3 types of fundamental control structures in structured programming?
  • If (Selection) Structure. ...
  • While (Repetition) Structure. ...
  • Assignment operators and Increment/Decrement operators.
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What are the 3 types of control structures in Java?

There are three kinds of control structures:
  • Conditional Branches, which we use for choosing between two or more paths. ...
  • Loops that are used to iterate through multiple values/objects and repeatedly run specific code blocks. ...
  • Branching Statements, which are used to alter the flow of control in loops.
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What are control structures?

Control Structures are the blocks that analyze variables and choose directions in which to go based on given parameters. The basic Control Structures in programming languages are: Conditionals (or Selection): which are used to execute one or more statements if a condition is met.
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What are the 3 types of loops?

  • For.. Next Loops.
  • Do Loops.
  • While Loops.
  • Nested Loops.
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What is loop control statement explain any one with example?

for statements loop a specific number of times, and keep track of each iteration with an incrementing index variable. For example, preallocate a 10-element vector, and calculate five values: x = ones(1,10); for n = 2:6 x(n) = 2 * x(n - 1); end. while statements loop as long as a condition remains true.
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What is loop in C with example?

In programming, a loop is used to repeat a block of code until the specified condition is met. C programming has three types of loops: for loop. while loop.
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What is not a loop structure?

The correct answer is If-Else. Key Points. If-Else is not a type of loop in C.
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What is loop in protein structure?

Protein loops are patternless regions which connect two regular secondary structures. They are generally located on the protein's surface in solvent exposed areas and often play important roles, such as interacting with other biological objects. Despite the lack of patterns, loops are not completely random structures.
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What are the 4 types of control structures?

Let us see them in detail:
  • Sequential Logic (Sequential Flow) Sequential logic as the name suggests follows a serial or sequential flow in which the flow depends on the series of instructions given to the computer. ...
  • Selection Logic (Conditional Flow) ...
  • Iteration Logic (Repetitive Flow)
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What are the 4 control structures?

Using comparison operators

if-else conditionals, case statements, for loops, and while loops are all control structures.
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What is this loop?

In computer programming, a loop is a sequence of instruction s that is continually repeated until a certain condition is reached. Typically, a certain process is done, such as getting an item of data and changing it, and then some condition is checked such as whether a counter has reached a prescribed number.
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What is meant by for loop?

In computer science, a for-loop (or simply for loop) is a control flow statement for specifying iteration, which allows code to be executed repeatedly. Various keywords are used to specify this statement: descendants of ALGOL use "for", while descendants of Fortran use "do".
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How many control structures are there in Java?

Java provides three types of control flow statements.
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What is control structure example?

Sequence is the default control structure; instructions are executed one after another. They might, for example, carry out a series of arithmetic operations, assigning results to variables, to find the roots of a quadratic equation ax2 + bx + c = 0.
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What are the 3 control structures of algorithm and flowchart?

The Three Basic Control Structures. Our programs are made up of the three basic constructures of: sequence, selection, and repetition.
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What are the unique features of FOR loop?

What are the unique features of for loop?
  • The initialization expression initializes the loop control variable and is executed only once when the loop starts. ...
  • The conditional expression is tested at the start of each iteration of the loop.
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How many types of loops are there in Linux?

There are three basic loop constructs in Bash scripting, for loop, while loop , and until loop .
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How loop control statement is used in Unix?

We use the continue statement to terminate iteration(s) of the loop. It executes the line above continue and ignores all the lines below continue . It then starts execution from the start of the next iteration in the loop.
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