3-3-1 Veterans preferred in public employment--Age or physical impairment not disqualifying--Veterans with service-connected disabilities preferred. 3-3-2 Investigation and employment of veteran applicants. 3-3-3 Mandamus available to enforce veterans' preference. 3-3-4 Restrictions on removal of veteran from employment--Hearing and review--Burden of proof. 3-3-5 Noncompliance as misdemeanor. 3-3-6 Confidential and policy-making positions exempt from chapter. 3-3-7 Unmarried spouse of deceased veteran--Entitlement to preference under certain conditions. 3-3-8 Spouse of disabled veteran--Entitlement to preference under certain conditions . 3-3-9 Distribution of information about state laws on veterans' preference in employment.