Topic 4.2 Video 1

The format of a for loop header is

for(initialization; boolean condition; update)

Which is executed first?

• boolean condition
• update
• execution
• initialization

The format of a for loop header is

for(initialization; boolean condition; update)

Which is executed inside the loop but after the body of the loop has been executed?

• boolean condition
• update
• execution
• initialization

Describe the syntax error in this code.

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What is output by the code below?

 

for(int i=0; i<=10; i=i+2)

   System.out.print(i);

• 246810
• 02468

• 0246810
• 10

What is output by the code below?

 

int ans = 0;

for(int i=10; i>-1; i=i-2)

  ans += i;

System.out.print( ans );

• 25

• 30

• 32

• 27

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