Define the term data dictionary. Define metadata.

What will be an ideal response?


The data dictionary is a reference work of data about data compiled by the systems analysts to guide them through analysis and design. The metadata is a set of information to show some unique features of specific data/objects.

Computer Science & Information Technology

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Try to derive the algorithm that sets the time when a packet is retransmitted. (Repeat the experiment, if necessary). Is there a maximum time interval between retransmissions?

Computer Science & Information Technology

What will be the output of the following program?

import java.util.HashMap; import java.util.Map; public class Program { public static void main(String... args) { Key k1 = new Key(); Key k2 = new Key(); Map map = new HashMap<>(); map.put(k1, "value1"); map.put(k2, "value2"); System.out.println(map.get(k1)); System.out.println(map.get(k2)); } } class Key { public int hashCode() { return 1; } } a. value1 value2 b. null null c. value2 value2 d. A Runtime Exception will be thrown.

Computer Science & Information Technology

The ____ Tool simulates realistic painting techniques, such as blending canvas colors and varying paint wetness.

a. Painting Technique b. Palette c. Artist d. Mixer Brush

Computer Science & Information Technology

The series of faint dots on the outside border of a selected object are called ________

A) sizing handles B) borders C) alignment guides D) tab stops

Computer Science & Information Technology