essay
medium
Understand
assignment
2 points
Question 40. CSCD240-E1-B
A) FOO=bar B) FOO = bar. Which valid; explain error.
Work the drill
Answer on paper or in a terminal before revealing the ideal answer.
Ideal answer
A valid. B fails: bash treats FOO as command name when whitespace surrounds =.
Misconception bank
Each row below is a plausible wrong answer, the thinking that produces it, and the remedy that corrects the misconception. These are the foundation of the multiple-choice framing and the targeted feedback a student receives after answering.
B valid
Misconception. Reverses rule.
Remedy. Hard rule: no spaces around =.
Authority mappings
Hover any chip for the mapping justification; click to open the authority record.
DCWF roles:
IT-451 System Administrator
DCWF tasks:
T0498
KU outcomes:
CD-BSP-O1
KU topics:
CD-BSP-T8d
Course-artifact links
Lectures
- CSCD240-S26-L07. I/O redirection, aliases, source, .bashrc, env
CTF challenges
- 04 Environment & Patterns: Mind the Gap