Keisha is creating an input mask and needs to ensure that the user will only enter digits into the field. Which two characters do NOT enforce this rule?

0 and 9

9 and ?

? and L

L and 0

What are compression artifacts? 1) visible defects in the picture caused by the nature of the compression algorithm. 2) numbers that tell a web server how much to compress a picture for faster transmission. 3) invisible defects in the picture preserved by lossless compression. 4) numbers that tell a photo editing program how much to compress a picture for faster transmission.

What is the digital revolution and how did it change society? what are the benefits of digital media?

People with high self-esteem: accept their strengths and weaknesses. believe that failed experiences are failures of their whole self. feel good about who they are only when they reach total success. need positive external experiences to counteract negative feelings that constantly plague them.