A file must be __________ before data can be written to or read from it.

a. opened
b. closed
c. named
d. buffered
e. initialized

a. opened

Computer Science & Information Technology

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Which of the following three statements is true?

a. You arrange a GUI’s views in layouts. b. A GridLayout (package android-.widget) arranges views into cells in a rec-tangular grid. c. Cells in a GridLayout can occupy multiple rows and columns, allowing for com-plex layouts. d. All of the above statements are true.

Computer Science & Information Technology

Which is not a storage class?

a) automatic b) register c) extern d) static

Computer Science & Information Technology