COSC 120  WINTER 2014  quiz0116.txt

1) How many times is the following for loop performed?

x2 = [1 2 3 4 5];

for el = x2
    sum = sum + el;
end

2) What is displayed from the following Matlab script?

sum = 0;
x2 = [1 2 3 4 5];

for el = x2
    sum = sum + el;
end

disp('sum: ');
disp(sum);

3) What is the value of COUNT after the following script is executed?

v2 = [4 3 2 1];
sum = 0;
count = 0;

for elem = v2
    count = count + 1;
    sum = sum + elem;
end

disp('sum is: ')
disp(sum)

avg = sum / count;
disp('average is: ')
disp(avg)

4) What is displayed from the following script?

x = [1 2 3 4 5]
y = [3 2 1 3 7]

i = 1;
for el = x
    if x(i) > y(i)
        disp( y(i) )
    else
        disp( x(i) )
    end
    i = i + 1;
    
end