1. The numerals, letters and symbols stamped into the head of the cartridge case to shotshell to identify the manufacturer, caliber or gauge.

• Headstamp

• HeadSpace

• Headmark

• All of these

2. Lens corrected for astigmatism.

• Aprochomat lens

• Anastigmat lens

• Achromatic lens

• Rapid rectilinear lens

3.Which among the following comprises the essential parts of a camera?

• Body, Lens, Range finder, holder of sensitized material, Shutter

• Light tight box, Shutter, holder of sensitized material, View finder

• Body, Lens, Shutter, Holder of sensitized material, View finder

• Light tight box, Shutter, range finder, Lens, holder of sensitized material

Failure to clean the slab after using it produces:

• Accentuation of patterns

• Pattern reversals

• Difficulty in photographing

• Impression of false markings

Normal time interval for pre-test interview.

• 60 to 90 minutes

• 30 to 60 minutes

• 20 to 30 minutes

• 90 to 120 minutes