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14:440:127, Fall 2008
Exam 1 Version F
“No Computer” Question 1:
Answer whether the following questions evaluate to True or False
:
Let x = 100 and y = 15
a) y+5 >= 98
FALSE
b) rem(x,y) > 3
TRUE
c) fix(x/y) == 6
TRUE
d) ~y
FALSE
e) length(x) >= 3
FALSE (it’s a 1x1 matrix)
f) x<93  y<92
TRUE
g) x ~= y
TRUE
Subtract 1 point for each incorrect answer.
No partial credit is given for this
question.
“No Computer” Question 2:
Write one If Statement
that does all of the following.
A) Displays “Both Positive” if both x and y are positive
B) Displays “Both Negative” if both x and y are negative
C) Displays “Different Signs” if x is positive and y negative, or vice versa
D) However, if
either
x or y is zero, the if statement should only display
“ZERO”
You may assume that x and y have already been defined.
if
(x==0  y==0)
disp(
'ZERO'
)
elseif
disp(
'Both Positive'
)
elseif
disp(
'Both Negative'
)
else
disp(
'Different Signs'
)
end
OR
You could have done this problem with the sign() function:
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This note was uploaded on 02/29/2012 for the course 440 127 taught by Professor Blase during the Fall '09 term at Rutgers.
 Fall '09
 blase

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