How are writable CDs implemented?
What will be an ideal response?
Typically, a laser can be used to selectively burn holes in a layer containing a dye to change the reflectivity of the surface. Equally, laser heating can be used with phase change materials that change their optical properties when heated.
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In an UPDATE statement, the SET keyword is followed by _________.
a. a comma-separated list of column value-name pairs in the format value = columnName b. a comma-separated list of column name-value pairs in the format columnName = value c. a semicolon-separated list of column value-name pairs in the format value = columnName d. a semicolon-separated list of column name-value pairs in the format columnName = value
A random number permutation is a set of random numbers in which no numbers are repeated.
Answer the following statement true (T) or false (F)