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10 Cards in this Set
- Front
- Back
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Exam Question 59 (p.402):In 3+2*5, does + happen first or *? |
* |
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Exam Question 60 (p.402):What is white space?
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characters that are invisible, especially spacebar, tab, and newline
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Exercise 61:* Identify the errors in the following code.
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Print "Enter a length in inches: ";chomp $inches ;$cm = 2.54 $inchesPrint "$inches inches equals $cm centimeters.\n;
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Exam Question 62 (p.403):Give an example of camel case |
wordsAfterFirstHaveCaps |
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Exam Question 63 (p.403):After $x = 5; $x = 6; what is the value of $x? |
6 |
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Exercise 64:* What will the following program print? |
$a = 5;$b = 6;$a = 10;$b = $b + $a;$c = $a - 3;print $a;print $b;print $c; |
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syntax error: |
A mistake in the grammar of a program. Syntax errors aredetected when the program is first read, before any attempt is made to carryout the instructions. |
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logic error: |
A mistake in the semantics of a program. Logic errors aredetected when the program runs but does not do what the programmerwanted |
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Exam Question 65 (p.403):What is a logic error? |
a mistake in the semantics of a program |
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sleep: |
a command that causes your program to stop for some number ofseconds before continuing. |
