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performance medium Apply env-path 2 points

Question 42. CSCD240-E1-B

Append /opt/tools/bin to PATH for current shell.

Work the drill

Answer on paper or in a terminal before revealing the ideal answer.

Ideal answer
export PATH=$PATH:/opt/tools/bin

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.

export PATH=/opt/tools/bin
Misconception. Overwrites PATH entirely.
Remedy. Classic mistake; always APPEND.

Authority mappings

Hover any chip for the mapping justification; click to open the authority record.

DCWF roles: IT-451 System Administrator
DCWF tasks: T0418
KU outcomes: CD-BSP-O1
O*NET tasks: SOC 15-1244.00: task 1SOC 15-1244.00: task 2
NCAE errors: WWW Content / failure: Failed to connect to hostWWW Content / timeout: TimeoutWWW Content / failure: Website cannot be reachedSSH Login / failure: Failed to connect to host: IPSSH Login / partial: The following users failed t.SSH Login / partial: The following users failed t.

Course-artifact links

Lectures

  • CSCD240-S26-L07. I/O redirection, aliases, source, .bashrc, env

Lab questions

  • CSCD240-S26-LAB4: export PATH=$PATH:/opt/mybin. Verify the change.