G4S Middleware Administrator Interview Questions and Answers

Physical security refers to measures taken to protect physical assets, resources, and personnel from unauthorized access, damage, or harm.

• Includes physical barriers such as fences, locks, and security cameras

• Involves access control systems like key cards or biometric scanners

• May also include security guards or patrols to monitor and protect a physical space

• Examples: installing security cameras in a retail store, using

Physical security barriers include fences, locks, access control systems, and surveillance cameras.

• Fences can prevent unauthorized access to a property.

• Locks on doors and windows can deter intruders.

• Access control systems limit who can enter specific areas.

• Surveillance cameras can monitor and record activities for security purposes.

There are various types of cameras including DSLR, mirrorless, point-and-shoot, action, and instant cameras.

• DSLR cameras have interchangeable lenses and are popular among professional photographers.

• Mirrorless cameras are compact and lightweight, with electronic viewfinders.

• Point-and-shoot cameras are small and easy to use for everyday photography.

• Action cameras are rugged and designed for capturing fast-paced activitie...read more

A PTZ camera is a type of security camera that can pan, tilt, and zoom to provide a wider range of coverage and flexibility in monitoring.

• PTZ stands for pan, tilt, zoom

• Can be controlled remotely to adjust viewing angle and zoom level

• Used in surveillance systems for monitoring large areas

• Examples: Hikvision PTZ camera, Axis PTZ camera

A dome camera is a type of surveillance camera that is housed in a dome-shaped casing, providing a discreet and vandal-resistant design.

• Dome cameras are commonly used for indoor and outdoor security surveillance.

• They are often used in retail stores, banks, casinos, and homes.

• Dome cameras can be fixed or PTZ (pan-tilt-zoom) for flexible monitoring.

• The dome casing helps to protect the camera from tampering and vandalism.