Correct Answer : Photograph
Explanation : A photograph can be captured using a normal light source. A laser is required to record a hologram.
Correct Answer : Location based
Explanation : Location based tracking is based on geo-location information obtained from device’s location sensors. (Longitude, latitude, altitude etc).
Correct Answer : Smart Glasses
Explanation : Smart glasses are also called as optical head mounted displays. (OHMD), it has the capability of reflecting projected images as well as allowing users to see through it.
Correct Answer : Simultaneous localization and mapping
Explanation : SLAM is abbreviated for Simultaneous localization and mapping. It is a technique used by robots and autonomous vehicles to build a map within the unknown environment.
