Answer:
Simply put: A callback is a function that is to be executed after another function has finished executing — hence the name 'call back'. ... Functions that do this are called higher-order functions. Any function that is passed as an argument is called a callback function.
Explanation:
 
        
             
        
        
        
Answer:
A. true
Explanation:
<em><u>because</u></em><em><u> </u></em><em><u>you</u></em><em><u> </u></em><em><u>can</u></em><em><u> </u></em><em><u>complete</u></em><em><u> </u></em><em><u>it</u></em><em><u> </u></em><em><u>without it</u></em><em><u> </u></em><em><u>mistakes</u></em><em><u> </u></em><em><u>if</u></em><em><u> </u></em><em><u>your</u></em><em><u> </u></em><em><u>using</u></em><em><u> </u></em><em><u>an</u></em><em><u> </u></em><em><u>computer</u></em><em><u> </u></em><em><u>but</u></em><em><u> </u></em><em><u>if</u></em><em><u> </u></em><em><u>you</u></em><em><u> </u></em><em><u>use</u></em><em><u> </u></em><em><u>an</u></em><em><u> </u></em><em><u>paper</u></em><em><u> </u></em><em><u>you</u></em><em><u> </u></em><em><u>will</u></em><em><u> </u></em><em><u>make</u></em><em><u> </u></em><em><u>mistakes</u></em><em><u> </u></em><em><u>over</u></em><em><u> </u></em><em><u>and</u></em><em><u> </u></em><em><u>over</u></em>
 
        
             
        
        
        
Answer:
Types of storage devices
Primary Storage: Random Access Memory (RAM) Random Access Memory, or RAM, is the primary storage of a computer. ...
Secondary Storage: Hard Disk Drives (HDD) & Solid-State Drives (SSD) ...
Hard Disk Drives (HDD) ...
Solid-State Drives (SSD) ...
External HDDs and SSDs. ...
Flash memory devices. ...
Optical Storage Devices. ...
Floppy Disks.