Please help explain this calculator code.

var calculator = {
sum: 0,
add: function(value) {
this. sum = this. sum + value;

},
clear: function() {[]
this. sum = 0;

},
equals: function() {
return this. sum;

}
}

In a word processing program, such as microsoft word, which feature to you choose the desired picture enhancement?

Which of the following terms refers to a collection of different types of software that share the goal of infiltrating a computer and making it do something? a- malware b- virus c- spyware d- trojan horse

Aconsumer would pay an extra they used the rent to own program to buy the computer, rather than using cash. for all of the items, is the cheapest option over the life of the contract. the most expensive overall option is to use purchase the item.