COMPUTER STUDIES

Structured Query Language (SQL) is a special-purpose programming language designed for managing data in relational database management systems (RDBMS).Originally based upon relational algebra and tuple relational calculus, its scope includes ...

There are four structural types of database management systems: hierarchical, network, relational, and object-oriented. 1) Hierarchical Database: A hierarchical database model is a data model in which the data is ...

A database management package or database management system (DBMS) is a software package used to set up, or structure, a database. It is also used to retrieve information from a ...

A database is a set of data that has a regular structure and that is organized in such a way that a computer can easily find the desired information. Data ...

A power cable is an assembly of two or more electrical conductors, usually held together with an overall sheath. The assembly is used for transmission of electrical power. Printer cable ...

1) DSL is an example of a(n) _ a) connection. b) network. c) wireless. d) broadband. 2) Which of the following is not a disadvantage of a wireless LAN? a) ...

1) All of the following are examples of real security and privacy risks EXCEPT: a) Hacker. b) Spam. c) Viruses. d) Identity theft. 2) Technology no longer protected by copyright, ...

In information science, connectors, normally called "input-output connectors" (or I/O for short), are interfaces for linking devices by using cables. They generally have a male end with pins protruding from ...

1) The steps and tasks needed to process data such as responses to questions or clicking an icon are called: a) instruction. b) the operating system. c) application software. d) ...

1) How many return statements are allowed in a Function Procedure? a) 1. b) 3. c) 2. d) There is no limit. 2) Which method will return the number of ...