Syntax Error and Spelling Error set 3

Que.What is the output of the following code?
limit({sin(x)/x},x,Inf,right)

a. 0
b. Inf
c. Syntactical error
d. Error due to inconsistency in approaching limit
Que.What is the output of the following code?
mean({1 2 3})

a. 2
b. Logical Error
c. 1
d. Syntactical Error
Que.What is the output of the following code?
det({1 2 3; 4 5 6; 7 8 9})

a. 0
b. Syntactical Error
c. A very small value
d. Cannot be determined
Que.What is the output of the following code?
(1 2);

a. A cellular vector of dimension 1*2
b. A vector of dimension 1*2
c. A matrix of dimension 1*2
d. Error
Que.What is the output of the following code?
p=[1 3 2]; roots[p];

a. Syntactical Error
b. Undefined roots
c. -2,-1
d. Cannot be determined
Que.What is the output of the following code?
poly[ 1 2 3]

a. x + 2x + 3x²
b. x³ + 2x² + x
c. Error
d. Cannot be determined
Que.What is the output of the following code?
polyint[{1 2 3}]

a. Syntactical error due to []
b. Syntactical Error due to {}
c. Logical Error
d. [1/2,1,3]
Que.What is the output of the following command?
>> x={1 2 3};
   >> t=[1 2 3];
   >> plot(x,t)

a. plots a ramp function
b. plots r(t)-r(t-3)
c. Error due to plot
d. Error due to x
Que.The input to the polar command is not necessary to be within parentheses.
a. True
b. False
c. May be True or False
d. Can’t say
Que.What is the output of the following code?
for ( i=1:10 )
   if{i<3}
   break
   end
   end

a. Syntactical Error
b. Logical Error
c. i=1
d. i=2