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Sergio039 [100]
3 years ago
13

Bob received a message from Alice which she signed using a digital signature. Which key does Bob use to verify the signature?Gro

up of answer choicesAlice's private keyBob's public keyAlice's public keyBob's private key
Computers and Technology
1 answer:
alexira [117]3 years ago
7 0

Answer:

Alice's public key

Explanation:A Public key is a key that can be used for verifying digital signatures generated using a corresponding private key which must have been sent to the user by the owner of the digital signature.

Public keys are made available to everyone required and they made up of long random numbers.

A digital signature signed with a person's private key can only be verified using the person's private key.

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Select the correct answer.
Softa [21]

Answer:

D. smart phone

explanation;

a. what the heck is a radio going to do?

b. an HD television? is his job watching movies?

d. he already has a form of communication he uses, he needs something that can to both things at the same time

c. a smart phone can do everything he needs to do, likely faster than a landline phone or laptop.

5 0
2 years ago
What is the way of retrieving information from the Internet?
TEA [102]
We have to search the desired topic on the search box in the homepage
4 0
3 years ago
Read 2 more answers
_______________creates new markets separate to the mainstream; markets that are unknowable at the time of the technology's conce
elena-s [515]

Answer: a)Disruptive innovation

Explanation: Disruptive innovation is the innovation technique indulges in market through new market strategy and value network. This techniques damages the existing market market and its values .The displacement of the current product extincts from the market through this technique.

Other options are incorrect because paradigm shift is influence losing in the market and sustaining innovation is used for the improving the product's marketing and value .Thus, the correct option is option(a).

3 0
3 years ago
What are some differences between CUI and GUI ?
ollegr [7]

Answer:

Even though both are interfaces and serve its purpose of attempting to run the strategies, their components as well as the manipulate they will get from the patient differ.

Explanation:

CUI (Character User Interface) :-

  • It's a sort of user interface that only uses binary data and pseudographics for interface-output and data sessions.
  • That's characterized by low availability for operating systems I / O resources (act with integrity) and high speed with a display of data.

GUI (Graphical User Interface (GUI):-

  • Using graphical elements such as windows, icons, menus helps the user to communicate with the program.
  • It is a kind of user interface along which people interact with electronic equipment through characterizations of visual indicators.
3 0
3 years ago
Create a class Str that subclasses str. Add a method to the subclass that checks if the string does not start with a given strin
Stolb23 [73]

Answer:

#include <iostream>

using namespace std;

class Str{  ///baseclass

   public :

   string super_str;

   string getStr()

   {

       return super_str;

   }

   void setStr(string String)

   {

       super_str=String;

   }

};

class str : public Str{   //inheriting Str publicly

   public :

       string sub_str;

       string getstr()

       {

           return sub_str;

       }

       void setstr(string String)

       {

           sub_str=String;

       }

       bool notstartswith()

       {

           int n=sub_str.length();   //to find length of substr

           bool flag=false;

           for(int i=0;i<n;i++)     //Loop to check beginning of Str

           {

               if(super_str[i]!=sub_str[i])

               {

                   flag=true;

                   break;

               }

           }

           return flag;

       }

};

int main()

{

   str s;    //object of subclass

   s.setStr("Helloworld");  

   s.setstr("Hey");

   if(s.notstartswith()==1)     //checking if str is substring of Str

       cout<<"Str does not start with str";

   else

       cout<<"Str starts with str";

   return 0;

}

OUTPUT :

Str does not start with str

Explanation:

Above program is implemented the way as mentioned. for loop is being used to check the beginning of the str starts with substring or not.

3 0
3 years ago
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