What are the Differences Between Call by Value and Call by Reference?
CALL BY VALUE CALL BY REFERENCE A) Formal parameters is local variable. A) Formal pa...
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CALL BY VALUE
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CALL BY REFERENCE
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A)
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Formal parameters is
local variable.
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A)
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Formal parameter is local
reference
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B)
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It is a duplicate of
actual parameter
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B)
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It is a synonym of actual
parameter
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C)
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It cannot change the actual
argument.
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C)
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It can change the actual
argument
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D)
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Actual parameter may be a
constant, a variable or an expression.
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D)
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Actual parameter is read
–write.
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