pseudocode

Question 1

if statement

Answer 1

IF, THEN, ENDIF

Question 2

case

Answer 2

CASE, OF, OTHERWISE, ENDCASE

Question 3

for loop

Answer 3

FOR, TO, NEXT

Question 4

repeat loop

Answer 4

REPEAT
UNTIL

Question 5

while loop

Answer 5

WHILE, DO, ENDWHILE

Question 6

algorithm

Answer 6

sets out steps to complete a given task

Question 7

types of algorithm

Answer 7

totalling, counting, finding max min and average, linear search, bubble sort

Question 8

constant

Answer 8

unchangeable variable
eg.CONSTANT hourlyrate <- 6.5

Question 9

arrays

Answer 9

stores elements of same data type

Question 10

declare 1d array

Answer 10

DECLARE cars: ARRAY [1:7] OF STRING

Question 11

DECLARE 2D ARRAY

Answer 11

DECLARE cars: ARRAY [1:7, 1:2] OF INTEGER

Question 12

storing 1d array

Answer 12

cars[1] <- “dodge”

Question 13

storing 2d array

Answer 13

cars [1,2] <- 2

Question 14

string operation finding length

Answer 14

finds number of characters in a string
LENGTH(“days”)
or
LENGTH(days)

Question 15

string operation turning into lower case

Answer 15

LCASE(“days”)
or
LCASE(days)

Question 16

string operation turning upper case

Answer 16

UCASE(“days”)
or
UCASE(days)

Question 17

string operation printing part of a word

Answer 17

SUBSTRING (“happy days”, 1, 5)
1- first character till fifth

Question 18

rounding an integer

Answer 18

ROUND(10.6, 1)
rounds 10.6 to one decimal place

Question 19

random

Answer 19

random outputs any number between 1 and 0 inclusive
RANDOM()

Question 20

what happens when a function is called in the middle of the program

Answer 20

A call statement is used in order to make use of a function
Parameters are / may be passed (from the main program) to the function
function performs its task
and returns a value

Question 21

calling procedures without perameters

Answer 21

PROCEDURE password()
INPUT password1
OUTPUT password1
ENDPROCEDURE
CALLpassword()

Question 22

calling proceudres with perameters

Answer 22

PROCEDURE operation (num1:INTEGER, num2:INTEGER)
DECLARE resukt
result<- numb1+numb2
OUTPUT result
CALL operation(2,3)

Question 23

calling function without perameter

Answer 23

FUNCTION cars RETURNS STRING
INPUT car
RETURN car
ENDFUNCTION
OUTPUT (cars)

Question 24

calling function with perameter

Answer 24

FUNCTION operation (numb1: INTEGER) RETURNS INTEGER
DECLARE calculation
calculation <- numb1 *numb1
RETURN calculation
ENDFUNCTION
OUTPUT (operation(5))

Question 25

why are files used

Answer 25

to store data permenantyl which can then be accesssed later
can be shared with other computers, data exchange
enables permemnant storage with easy access even after computer or program has been closed

Question 26

how do you view contents in a file

Answer 26

you open the file,
OPENFILE <identifier> FOR <file>
eg.
OPENFILE breakfast FOR READ
OPENFILE breakfast FOR WRITE</file></identifier>

Question 27

why do you use READ in file handling

Answer 27

to read data from file

Question 28

why do you use WRITE in file handling

Answer 28

to write data into file, a new file is created any any existing data is lost

Question 29

how is data read from a file

Answer 29

OPENFILE breakfast FOR READ
READFILE breakfast, bread
CLOSEFILE breakfast

Question 30

how is data written into a file

Answer 30

OPENFILE breakfast FOR WRITE
WRITEFILE breafast, drinks
CLOSEFILE breakfast

(drinks is a variable)