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Anna11 [10]
2 years ago
9

he primary purpose of a database query is to a. find and retrieve specific information. b. correct information in the database.

c. run spell check.
Computers and Technology
1 answer:
cestrela7 [59]2 years ago
7 0

Answer:

find and retrieve specific information

Explanation:

You might be interested in
"Switches break up _______________ domains and routers break up _____________ domains."
mel-nik [20]

Answer:

Switches break up collision domains and routers break up broadcast domains.

Explanation:

  • Collision domain depicts the part within a network where a collision can happen.
  • Collision occurs when two hosts transmit data packet at the same time within a network. Theses packets collide and the hosts have to resend the data after some time.
  • Too many collisions can result in slow traffic speed and can effect network performance.
  • So switches break up collision domains between the devices on a network and each port in a switch depicts a collision domain. This reduces the chance of packet collisions between the devices or hosts.
  • When data is to be sent to a host, the switch keeps that data frame and waits for availability of the destination host before sending the data frame.
  • Moreover full duplex switch mode there is not chance of collision as the transmitting path on one host is the receiving path on other host.
  • Broadcast domain contains all the hosts that can reach each other at the Data Link layer via broadcast.
  • Routers break up broadcast domains as routers contain separate broadcast domains for each interface.
  • Routers do not forward broadcasts from one broadcast domain to other and drop the packet when they detect a broadcast address.
4 0
3 years ago
Name two components required for wireless networking<br>(answer fastly)​
Luden [163]

Explanation:

User Devices. Users of wireless LANs operate a multitude of devices, such as PCs, laptops, and PDAs. ...

Radio NICs. A major part of a wireless LAN includes a radio NIC that operates within the computer device and provides wireless connectivity.

or routers, repeaters, and access points

5 0
3 years ago
These tools gather information from sources such as emails, text messages, and tweets and make the information instantly and pub
babunello [35]

Answer:

Crisis-Mapping

Explanation:

Social networks are characterized by the immediacy of the content that users produce, and that same feature can be transferred to the online mapping of crises and conflicts.

Characteristics Crisis-Mapping:

  • Real-time information processing.
  • Immediacy;
  • Visualization of the aggregated information can allow the detection of patterns that cause new analyzes to be undertaken or work hypothesis to verify.
  • Continuity in the tasks, the maps record activity without interruption during the twenty-four hours of the day and seven days per week.
  • Flexibility in the protocols, since the tasks are distributed and evolve according to the dynamics (the crisis maps evolve with the crisis itself).
8 0
3 years ago
Implement function hex2dec that takes a hex number hex_num as a string argument and prints out the corresponding decimal number.
DerKrebs [107]

Answer:

Check the explanation

Explanation:

#include <iostream>

using namespace std;

void hex2dec(string hex_num){

int n = 0;

//Loop through all characters in string

for(int i=0;i<hex_num.size();i++){

//take ith character

char c = hex_num[i];

//Check if c is digit

if(c>='0' && c<='9'){

n = 16*n + (c-48);

}

//Convert c to decimal

else{

n = 16*n + (c-55);

}

}

cout<<hex_num<<" : "<<n<<endl;

}

int main()

{

hex2dec("EF10");

hex2dec("AA");

return 0;

}

The Output can be seen below :

4 0
3 years ago
1. Who was able to complete the puzzle the fastest in Trial 1?
KATRIN_1 [288]

Answer:

You...answered all of the questions.

Explanation:

All of them have a response!

8 0
3 years ago
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