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Harman [31]
3 years ago
9

Which two components help input data in a computer and select options from the screen, respectively?

Computers and Technology
1 answer:
Natali [406]3 years ago
3 0

Answer:

Mouse and Keyboard are the devices which can be used to give input to the computer.

Explanation:

Mouse and Keyboard both are connected with the CPU via USB cable. Mouse consists of 3 major buttons, left button(for click to get the task to be done), right button (to get options) and wheel (to scroll up and down the page on screen). Keyboard is use to type text and letters as per need.

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Answer:

a. Gesture-based interaction

Explanation:

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Gesture-based interaction is typically used for input commands and uses a mathematical interpretation of human motion. For example, a door that automatically opens when a person pass

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Witch of the following is a valid why a scientist might a scientific theory
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Read 2 more answers
The scope of a variable declared outside of any function is:
Marta_Voda [28]

Answer:

a) Global

Explanation:

The scope of a variable declared outside of any function is Global.

Let us consider an example:

int g;

int  add(int a,int b){

   return a+b;

}

int  subtract(int a,int b){

   return a-b;

}

Here the variable g is defined outside any function and is accessible anywhere within the program. This is a global variable.

Variables defined within each function - a,b on the other hand have a local scope are are visible only within their respective function bodies.

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____ is (are) the abuse of e-mail systems to send unsolicited e-mail to large numbers of people.
Volgvan
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