Answer:
Aggregate Function
.
Explanation:
The aggregate function returns the single value of the entire column of the database management system. The Aggregate Function is used in the SELECT statement and the GROUP BY clause.
The sum(),avg(), etc are some examples of Aggregate Function in the database with the help of aggregate function bobby gains the access to information above the usual clearance point. and summarizes the data.
Answer:
import java.util.*;
import java.lang.*;
import java.io.*;
class Codechef
{
public static void main (String[] args)
{
Stack<Integer> mat=new Stack<Integer>();
mat.add(1);
mat.add(3);
mat.add(6);
System.out.println(mat);
Object [] a=mat.toArray();
for(int i=0;i<a.length;i++)
System.out.println(a[i]);
}
}
Explanation:
An integer type stack st is created;
1,3 and 6 are added to the stack.
printing the contents of the stack.
array a is created form the stack using toArray().
Then printing the array.
Answer:
Part A
Adobe Dreamweaver is a computer application used for building websites and other types of web development, as well as mobile content development for both the intranet and the internet, on the Apple OS X and Windows Operating System Platforms
Part B
Adobe Dreamweaver is used for designing, building, and coding websites and mobile contents by developers and designers and by mobile content developers
Part C
i) Adobe Dreamweaver allows rapid flexible development of websites
The simplified engine on which Adobe Dreamweaver is based makes it easy to adapt web standards including CSS, and HTML for personalized web projects, thereby aiding learning of the web standards and fast (timely) web development
ii) The time between starting development and deployment is shorter when using Adobe Dreamweaver due to the availability of customizable templates that serve wide range of user web interfaces, including e-commerce pages, newsletters, emails and blogs
iii) Building of websites that adapts to the screen size of the device from where the site is accessed is possible with Adobe Dreamweaver
Explanation:
Answer:
The challenge of cost control
The challenge of competence
The challenge of reduced system delivery times.
Explanation:The Challenge of Cost control is a major challenge affecting the software engineering in the 21st century,the cost of Microchips and other hardware are constantly rising.
The challenge of competence is another major challenge affecting software engineering in the 21st century,as most software engineers lack the required competence to handle some of the issues facing softwares.
The challenge of reduced system delivery times is a major challenge likely to affect software engineering in the 21st century,as people required the software to be available in the shortest possible time.
