4 Data Type: Data used in laptop technology help functions will also be of a unique type, it can also be a complete quantity integer, floating point decimal point numbers, characters or items. 86, where double is a data type used for storing numbers with decimal points. 5 Variable: Variable is an area holder for computer technology help value saved in computer technological know-how help reminiscence and this value will also be utilized in laptop technology help application. 6 Conditionals: Knowledge of ways programming help use a undeniable condition, such that a set of code should execute provided that a certain condition is correct. In case of a false situation, desktop technology help application should exit and shouldn’t proceed laptop technology help code further. 7 Array: Array is computing device science help variable that retail outlets features of an analogous data type. Second, scholastic remedy of database techniques frequently disregards building concerns. Course studying presentations of database programs typically pay attention to algorithmic and hypothetical concerns that are average programming help teach, study, and test with out an all encompassing talk of framework development modeling in full executions Ntc, 2002 2015. Data redundancy is a condition created within a database or data garage generation by which computing device science help same piece of information is held in two separate places. Or in laptop technological know-how help case of a flat file database, there are information with partly duplicated data. For instance Jones, 48, Male, Teacher Jones, 48, 3 Advent Drive Jones, employee number 22345 As that you could see in computing device science help records above, computer technology help name is repeated 3 times and . Ordinarily a database management gadget is regarded a modernized listing retaining device.