Contents

……. Is the number of times an electronic gun can scan every pixel on screen.
a) dot pitch                          
b) refresh
c) resolution                         
d) size


b

Some…… printers spray ink and other use heat or pressure to create image.
a) non-impact                     
b) band
c) impact                                              
d) shuttle-matrix


a

This type of technology uses light as source of input……
a) optical                             
b) optimal
c) optional                            
d) optative


a

Which of the following is not a modifier key?
a) shift  
b) CTRL               
c) ALT
d) 
backspace


d

An LCD monitor uses crystals that become opaque when……is applied.
a) pressure                            
b) force
c) phosphor                          
d) electricity


d

……….. is the computer capability of distinguishing spoken words.
a) voice input                      
b) VoIP
c) MIDI                
d) voice recognition


d