Trackballs are ideal for notebook computers because they _____.
A) occupy less space than a mouse
B) rely on light detection to determine which menu item has been selected
C) can be moved over a wider surface area
D) allow faster,more precise cursor positioning than a mouse
Correct Answer:
Verified
Q2: Extended ASCII is a data code that
Q21: Computers and communication systems use _ to
Q22: Identify the drawback of silicon because of
Q23: Every character,number,or symbol on the keyboard is
Q24: A _ is the size of a
Q24: A petabyte is equal to _ bytes.
A)230
B)240
C)250
D)260
Q26: Extended ASCII data code allows representation of
Q27: Third-generation computers introduced _.
A)remote data entry
B)miniaturization
C)parallel processing
D)optical
Q28: Identify the file in which each alphabetic,numeric,or
Q28: Beginning in the 1940s, first-generation computers used
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