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In computer programming, an entry point is the place in a program where the execution of a program begins, and where the program has access to command line arguments. [failed verification] [1] To start a program's execution, the loader or operating system passes control to its entry point. (During booting, the operating system itself is the ...
Primary Entry Point stations. The National Public Warning System, also known as the Primary Entry Point (PEP) stations, is a network of 77 radio stations that are, in coordination with FEMA, used to originate emergency alert and warning information to the public before, during, and after incidents and disasters. PEP stations are equipped with ...
A port of entry at Shir Khan Bandar in northern Afghanistan near the Tajikistan border. In general, a port of entry ( POE) is a place where one may lawfully enter a country. It typically has border security staff and facilities to check passports and visas and to inspect luggage to assure that contraband is not imported.
The modern demarcation point is the network interface device (NID) or intelligent network interface device (INID) also known as a "smartjack". [2] The NID is the telco's property. The NID may be outdoors (typically, mounted on the building exterior in a weatherproof box) or indoors. The NID is usually placed for easy access by a technician.
t. e. To take point, walk point, be on point, or be a point man is to assume the first and most exposed position in a combat military formation, [1] that is, the leading soldier or unit advancing through hostile or unsecured territory. [2] [3] The term can be applied to infantry or mechanized columns. The soldier, vehicle, or unit on point is ...
t. e. In theories of competition in economics, a barrier to entry, or an economic barrier to entry, is a fixed cost that must be incurred by a new entrant, regardless of production or sales activities, into a market that incumbents do not have or have not had to incur. [1] Because barriers to entry protect incumbent firms and restrict ...
The entrance pupil is the image of the aperture stop viewed from the front of the optical system and here it is a virtual image. Chief rays and marginal rays determine the location and the size of the entrance pupil, respectively. A camera lens adjusted for large and small aperture. The visible opening is the entrance pupil of the lens.
Sally port. A sallyport is a secure, controlled entry way to an enclosure, e.g., a fortification or prison. The entrance is usually protected by some means, such as a fixed wall on the outside, parallel to the door, which must be circumvented to enter and prevents direct enemy fire from a distance. It may include two sets of doors that can be ...