Data types Essay Topics

Types of surveillance

Surveillance may be physical, which involves watching a particular entity physically, known as visual surveillance; or it may be achieved by listening (this is known as aural surveillance). Surveillance may also be achieved through the use of image amplification devices like field glasses, binoculars, satellite cameras and so on (Bogonikolos). Electronic circuits have been developed… View Article

Data Type and Visual Basic

A variable in programming refers to a block of memory reserved to hold specific data. A variable is so named because the programmer can change the data contained in the memory block as need permits. The variable is assigned a name by the programmer that is used any time the variable is referenced or manipulated…. View Article