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Murrr4er [49]
3 years ago
12

Describe a scenario for which a find unmatched query could be used.

Computers and Technology
1 answer:
Rainbow [258]3 years ago
6 0
<span>Unmatched query can be used in a situation where we need to relate two table that do not have a common field to compare to. For example consider a table consist of list of products and their code as Pname and PID. the second table consist of Code and Cost of that product. If we want to find the cost of a product, unmatched query can be used.</span>
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Cedric received a disc when he purchased new word processing software. The disc will allow him to install the software. What typ
Goshia [24]
The answer would be A, ROM. CD-ROMs allow for easy software installation from a disk
6 0
3 years ago
Select all statements that correctly describe the ramifications of important features supported by modern DBMS.
lara [203]

Answer:  

"Option b and Option d" is the correct option for this question.

Explanation:

In the database, datatype belongs to the information storage medium, which can hold a specific type of value. There are several data types, which is used in database like integer, character, series, floating-point and array numbers, and the rules, that give levels of security to information are known as a security constraints. It may be either developed as rules on integrity, mathematical formalism rules or schematic rules, and other choices were wrong which can be described as follows:

  • In option a, The asserts, which is in any exchange in a database, should only modify the information, that is effected in acceptable ways is called consistency, that's why it is wrong.
  • In option c, The validity and accuracy of the data in the database can not be ensured, that's why it is wrong.
3 0
3 years ago
Plz help me in this example
Gekata [30.6K]

Answer:

import java.util.*;

public class calcarms

{

public static void main(String [] args)

{

 Scanner input = new Scanner(System.in);

 //Declare Variable

 int num;

 //Initialize num to 0

 num = 0;

 //Print heading

 System.out.println("Armstrong Numbers\t\tDifference between Successive Armstrong Numbers");

 //Call Armstrong method

 boolean result = Armstrong(num);  

}

public static boolean Armstrong(int num)

{

 int nums;

 //Initialize old_Arms and new_Arms to 0

 int old_Arms =0; int new_Arms = 0;

 for(int i = 0;i<=500;i++) //Iterate from 0 to 500

 {

  nums = i;

 int temp,calc = 0;

 temp = nums;  

  //Check individual digit of each number

 while(nums > 0)

 {

  int a=nums%10;  

  nums/=10;

  calc+=(a*a*a);//Find cube of number

 }

 if(temp == calc) //Check if number is armstrong

 {

  new_Arms = calc;

  old_Arms = new_Arms - old_Arms;

  System.out.println(calc+"\t\t\t"+old_Arms);//Print

  old_Arms = calc;      

 }

 }

 return true;  

};

}

Explanation:

Comments are used to explain difficult lines

4 0
3 years ago
What is a single instruction that inverts bits 5 and 6 in bl without changing any other bits?
slamgirl [31]
You want to XOR the register contents with the value 0x60 (a hex word with bits 5 and 6 set).
Not sure how to write that in x86 assembler, is it:

xor bl, 0x60
7 0
3 years ago
Which statements describe the features of OneDrive? Check all that apply.
Shtirlitz [24]

Answer: a,c,e

Explanation:

4 0
3 years ago
Read 2 more answers
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