Programming - Syntax & Logic Errors

Syntax errors are always spotted when the program is compiled or interpreted.

• True
• False

Logic errors are detected by the programming IDE being used.

• False
• True

Which of these pseudocode statements is an example of a logic error?

• FOR x=0 TO 10 STEP -1
• FOR x=0 TO 10 STEP 1
• FOR x=10 TO 0 STEP -1
• FOR x=0 TOO 10 STEP 1

Syntax errors are caused by incorrectly typed source code.

• True
• False

A program won't run if there is a logic error.

• False
• True

Which of these pseudocode statements contains a syntax error?

• pounds = pence x 100
• pounds = pence * 100
• pounds = pence / 100
• pounds = 100 / pence

Modern IDEs are able to spot syntax errors as the programmer types.

• True
• False

A program may never contain both syntax and logic errors.

• False
• True

Which statement best describes logic errors?

• An error in a program that causes it to produce incorrect ouputs but not a crash.
• An error in a program that causes it to crash.
• An error in the program caused by mis-spelt instructions.
• An error in a program caused by hardware failure.

Which of these expressions will generate a logic error when the expected output is 10?

• answer = 2 + 3 * 2
• answer = (2 + 3) * 2
• answer = 2 + 3 x 2
• answer = {2 + 3} * 2