Options: (A)The set of system services and constraints in details (B) System functions that restricts the use of objects to certain users (C) Purposeful collection of interrelated components that work together to achieve some objective. (D) None of these 26
The dielectric constant of a material is a measure of:
Options: the amount of voltage it can withstand before breaking down, how well the material concentrates electrostatic lines of force, the amount of opposition to the current flow, how well the material concentrates magnetic lines of force
Options: implies structure and order, refers to the mannar in which each component functions with other components of the system., means that parts of the computer system depend on one the another., refers to the holism of systems
Each answer below shows example data from a table. Which answer is an example of the inconsistent values problem?
Options: Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row., Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column., Three rows have the values Brown, NULL, and Blue in the same column., One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column.
Options: (A)Large collection of data mostly stored in a computer system (B) The removal of noise errors and incorrect input from a database (C) The systematic description of the syntactic structure of a specific database. It describes the structure of the attributes the tables and foreign key relationships. (D) None of these 2
A data warehouse administrator is concerned with which of the following?
Options: The time to make a decision but not the typical roles of a database administrator, The time to make a decision and the typical roles of a database administrator, The typical roles of a data administrator and redesigning existing applications, The typical roles of a database administrator and redesigning existing applications