105 Shells and Shell Scripting KA

Question 1

105.1 Customize and use the shell environment

Answer 1

Key Knowledge Areas:

Set environment variables (e.g. PATH) at login or when spawning a new shell.
Write Bash functions for frequently used sequences of commands.
Maintain skeleton directories for new user accounts.
Set command search path with the proper directory.

Question 2

Set environment variables (e.g. PATH) at login or when spawning a new shell.

Answer 2

a

Question 3

Write Bash functions for frequently used sequences of commands.

Answer 3

a

Question 4

Maintain skeleton directories for new user accounts.

Answer 4

a

Question 5

Set command search path with the proper directory.

Answer 5

a

Question 6

105.2 Customize or write simple scripts

Answer 6

Key Knowledge Areas:

Use standard sh syntax (loops, tests).
Use command substitution.
Test return values for success or failure or other information provided by a command.
Execute chained commands.
Perform conditional mailing to the superuser.
Correctly select the script interpreter through the shebang (#!) line.
Manage the location, ownership, execution and suid-rights of scripts.

Question 7

Use standard sh syntax (loops, tests).

Answer 7

a

Question 8

Use command substitution.

Answer 8

a

Question 9

Test return values for success or failure or other information provided by a command.

Answer 9

a

Question 10

Execute chained commands.

Answer 10

a

Question 11

Perform conditional mailing to the superuser.

Answer 11

a

Question 12

Correctly select the script interpreter through the shebang (#!) line.

Answer 12

a

Question 13

Manage the location, ownership, execution and suid-rights of scripts.

Answer 13

a