Computer- Class 4 – Chapter 5 (MSWLOGO -Drawing Polygons and circles)
Name:_______________
Practicesheet
Date:___________
Q1.Write the commands to draw a square in MSWLogo.
Ans:
FD 100
RT 90
FD 100
RT 90
FD 100
RT 90
FD 100
RT 90
Q2.Write the commands to draw a triangle in MSWLogo.
Ans
FD 100
RT 120
FD 100
RT 120
FD 100
RT 120
Q3.Write the commands to draw a Circle.
Ans:REPEAT 360 [FD 1 RT 1]
Q4.What is the difference between:
HT
It is known as HIDE TURTLE
This command hides the turtle from
the screen
ST
It is known as SHOW TURTLE
This command displays the turtle
again
TEACHER SHAHEEN MOHIUDDIN
1
Q5.Fill in the blanks.
[PENERASE PENDOWN
PENUP
REPEAT
HIDE TURTLE]
1. ------HIDE TURTLE --------command is used to hide the turtle from the screen.
2. …………REPEAT……………. command repeats a list of instructions.
3. ………PENUP………..command is used to lift the pen so the turtle will not draw
anything.
4. …………PENDOWN …….command puts the pen down so that turtle starts
drawing again by giving commands.
5. …………PENERASE……………command drops the pen of the turtle and picks up
the eraser.
Q6. Label the MSWLogo screen
Q7.Write the full form for the following commands used in MSW LOGO:
Commands
Full forms
Commands
Full forms
1.FD
FORWARD
6.PD
PENDOWN
2.RT
RIGHT
7.HT
HIDE TURTLE
3.BK
BACKWARD
8.ST
SHOW TURTLE
4.CS
CLEARSCREEN
9.PE
PENERASE
5.PU
PEN DOWN
10.LT
LEFT
TEACHER SHAHEEN MOHIUDDIN
2