$29.$ "Please consider software qualification by testing.

A software test plan shall be developed and shall contain the following information..."

$($a$)$ The hardware failure rates

$($b$)$ requirements for the test environment

$($c$)$ description of the functions

$($d$)$ number and sequence of tests to be conducted

$30.$ Please clearly mark only the work products which have to be develop in the hardware design phase.

$($a$)$ Management of the safety requiremetns report

$($b$)$ Hardware design verification report

$($c$)$ Hardware safety analysis report

$($d$)$ Hardware design specification

$31.$ Which development categories are being distinguished by ISO $26262?$

$($a$)$ Modification

$($b$)$ Performance enhancement

$($c$)$ Change request

$($d$)$ New item development