Answer:
Recorder
Hope this helped! I'm not 100% if this answer is correct, though
Answer:
<h2>Following are the java script code for the above question. </h2>
Explanation:
Program :
var percentage= prompt("Enter the percentage of the student"); // take the input from the user.
if(percentage>=90)//check condition for greator than 90.
alert("your grade is \"A\"");
else if(percentage>=80) // check condition for 80 and 89.
alert("your grade is \"B\"");
else if(percentage>=70) // check condition for 70 and 79.
alert("your grade is \"C\"");
else if(percentage>=60) // check condition for 60 and 69.
alert("your grade is \"D\"");
else // check condition for less than 60.
alert("your grade is \"F\"");
Output:
- If the user input 60, it will prints D.
- If the user inputs 59, it will prints f.
Code Explanation:
- The above code is in a javascript language, In which the first line is used to display the message and take the input from the user in the alert box.
- Then the percentage is checked by the help of in if, else if and else statement and print the grade.
- Then the grade is printed with the help of an alert box.
Answer:
A. Smart card
Explanation:
Smart cards contain a chip that can store a large amount of information as well as on a magnetic stripe for backward compatibility.
Smart card are cards made of plastic or metal material that has an embedded integrated chip that acts as a security token. Smart cards are the same size as a debit or credit card.
They connect to a reader either by a chip (microcontroller or an embedded memory chip) or through a short-range wireless connectivity standard such as radio-frequency identification or near-field communication.
It can be used to perform various functions though most commonly are used for credit cards and other payment cards.
Yes ok I get your questions
Answer:
The only difference is the order of operations between the increment of the variable and the value the operator returns. So basically ++i returns the value after it is incremented, while i++ return the value before it is incremented.
