5-55. 5-56. 1. 2. 3. 4. 5-57. The combination to a classified  material container must be changed at what  maximum  interval? 1. Monthly 2. Every 6 months 3. Every 12 months 4. Every 24 months Which of the following statements  concerning  the security classification of a safe combination is correct? 1. 2. 3. 4. An All  combinations  are classified  Secret regardless of the classification  of contents  stored  within All  combinations  are classified  Confidential regardless of the classification  of contents  stored  within All  combinations  are handled as official information Combinations  are assigned  a  security classification  equal  to the highest category of classified  material stored individual who is responsible  for  safeguarding . and  accounting  for classified  material  is  known by what term? 1. Custodian 2. User 3. Keeper 4. Guardian 5-58. 5-59. Which of the following conditions  for  protecting classified  material  after workinq hours is NOT in accordance  with  security instructions? Classified  documents  are in  locked  authorized containers Classified  notes,  carbon paper,   typewriter ribbons, and  rough drafts  have  been destroyed or are in locked  authorized containers The contents of wastebaskets   containing classified  material  were not burned, but are in locked  authorized containers Burn bags, ready for burning the next day, are securely stapled, numbered, and  neatly lined up along the bulkhead What is the minimum number of times the dial of a security container must be rotated in the same direction to ensure it is locked? 1. Five 2. Two 3. Three 4. Four 50