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cluponka [151]
3 years ago
13

Which of the following combines something you know, such as a password, with something you are (a biometric device such as a fin

gerprint or a retina scan) or something you possess (a smart card or a USB stick)?.a. Confidentiality b. Authentication c. Two-factor authentication
d. Third-party certificate system
Computers and Technology
1 answer:
yulyashka [42]3 years ago
4 0

Answer:

c. Two-factor authentication

Explanation:

Two-factor authentication is also known as 2FA. It is an extra form of security put in place aside the use of username and password to ensure the authenticity of someone trying to access an online platform with a registered account.

First the user enters his or her username and password, then they will also have to provide some extra information before finally gaining access. Such information could be ones place of birth, name of pet, something one has or know, etc.

2FA helps to still keep an account safe even if a device or password is been stolen. Two-factor authentication could be SMSbased, hardware token, software token, etc.

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The Technology Librarian asks you to find out how many hops it takes to get to the first Wi-Fi kiosk. What Windows command can y
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Answer:

The number of routers arrived in the path of a packet from sender to receiver are called hops. It is term used usually in computer networking.

<u>Command Used to find Hops</u>

In windows command prompt is used to find the number of hops.

1. In Command Prompt type "<em>tracert</em>" after host name and IP address of destination.

<u>Hardware devices Represented by Hop</u>

The main devices that is counted as hop in networking is <em>Router</em>. Nut Sometimes many devices such as <em>switches, repeaters and access points</em> are also count as hops. It depends on the configuration and role of the devices.

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2 years ago
A range in which a measuring instrument or controller does not respond is the
cricket20 [7]

Answer:

Dead band

Explanation:

In Instrumentation, dead band is defined as a range in which a measuring instrument or controller does not respond. It is also known as the neutral zone or dead zone and it is usually caused by packing friction or unbalanced forces.

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3 years ago
Write the definition of a class Clock. The class has no constructors and three instance variables. One is of type int called hou
maksim [4K]

Answer:

Following are the program definition in the Java Programming Language.

//define a class

public class Clock

{

//set integer type variable and initialize value

private int hours=12;

//set boolean type variable and initialize value

private boolean isTicking=true;

//set integer type variable and initialize value

private Integer diff=5;

}

Explanation:

Following are the description of Code.

  • Firstly define a class "Clock" with the "private" access modifier.
  • Then,  set the integer data type variable "hours" with the "private" access modifier and assign value 12 in that class.
  • After that, set the boolean data type variable "isTicking" with the "private" access modifier and assign value "true".
  • Finally set Integer class variable "diff" with the the private access modifier and assign value 5.
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