SA2 Reviewew

Question 1

are used for integer or real type objects but not for complex numbers.

Answer 1

math() function

Question 2

Return the value of pi: 3.141592

Answer 2

Pi

Question 3

Return the value of natural base e. e is 0.718282

Answer 3

E

Question 4

Returns the value of tau. tau = 6.283185

Answer 4

tau

Question 5

Returns the infinite

Answer 5

inf

Question 6

Not a number type

Answer 6

nan

Question 7

It returns the ceiling value which is the smallest value, greater or equal to the number x.

Answer 7

Ceil(x)

Question 8

Returns the number of x and copy the sign of y to x.

Answer 8

copysign(x, y)

Question 9

Return absolute value of x.

Answer 9

fabs(x)

Question 10

Returns factorial of x where x>=0

Answer 10

factorial(x)

Question 11

Returns the floor value which is the largest integer, less or equal to the number x

Answer 11

floor(x)

Question 12

Returns sum of the elements in an iterable object

Answer 12

fsum(iterable)

Question 13

Returns the greatest common divisor of x and y.

Answer 13

gcd(x,y)

Question 14

Checks whether x is neither an infinity nor nan

Answer 14

isfinite(x)

Question 15

Checks if x is infinity

Answer 15

isinf(x)

Question 16

Checks whether s is not a number

Answer 16

isnan(s)

Question 17

Find remainder after dividing x by y.

Answer 17

remainder(x,y)

Question 18

are used to calculate different power and logarithmic related tasks in python:

Answer 18

Power and Logarithmic Functions

Question 19

Return- x to the power y value

Answer 19

pow(x,y)

Question 20

Finds the square root of x

Answer 20

sqrt(x)

Question 21

Finds xe, where e = 2.718281

Answer 21

exp(x)

Question 22

Returns the log of x where base is given. The default base is e

Answer 22

log(x[,base])

Question 23

Returns the log of x, where base is 2

Answer 23

log2(x)

Question 24

Returns the log of x, where base is 10

Answer 24

log10(x)

Question 25

are used to calculate different trigonometric operations:

Answer 25

Trigonometric and Angular Conversion Functions

Question 26

Return the sine of x in radians

Answer 26

sin(x)

Question 27

It returns the cosine of x in radians

Answer 27

cos(x)

Question 28

It returns the tangent of x in radians

Answer 28

tan(x)

Question 29

It returns the inverse of the sine, similarly we have acos, atan also

Answer 29

asin(x)

Question 30

It convert angle x from radian to degrees

Answer 30

degrees(x)

Question 31

It convert angle x from degrees to radian

Answer 31

radians(x)

Question 32

is a collection of text, numbers, or symbols. It is always enclosed with quotation marks

Answer 32

string

Question 33

You can put a backslash character followed by a quote (\” or |’) and Python will remove the backslash and put just the quote in the string.

Answer 33

escape sequence

Question 34

is combining two strings together by using the + symbol.

Answer 34

String concatenation

Question 35

takes the passed arguments, formats them , and places them in the string where the placeholders {}are:

Answer 35

format() method

Question 36

also known as string comparison can be performed using equality (==)and comparison (>, =, >=) operators.

Answer 36

matching strings