The CT command clears the main window?
Answers
Answer:
Explanation:
What is the full form of logo?
Ans: The full form of logo is language of a graphic oriented.
2. What is the shape of a turtle?
Ans: The shape of a turtle is like a triangle.
3. How many parts of logo windows?
Ans: There are two main parts of logo windows.
4. Name the two main parts of logo windows.
Ans: 1. Main screen 2. Commander window.
5. What does the recall list box display?
Ans: The recall list box displays all the commands that we have written/typed in the ‘command
input box.’
6. What is logo turtle?
Ans: Logo turtle is a small triangle.
7. How many parts of logo turtle?
Ans: Logo turtle has two parts 1) Head 2) Tail.
8. What is meant by head?
Ans: Head means the top pointed end of the truth is called its head.
9. What is tail?
Ans: The wide base at the turtle’s bottom is called its tail.
10. What is another name of logo commands?
Ans: Another name of logo commands is primitives.
11. Where do we type the commands?
Ans: We type commands in commander window.
12. What is meant by primitives?
Ans: The commands that we give to the truth are called logo primitives.
13. Who developed the MSW logo?
Ans: Professor Seymour papert of U.S.A developed the MSW logo.
14. From which two website, we can get MSW logo?
Ans: 1) www.softronix.com 2) www.mswlogo.html
15. In how many parts the commander window is divided? Name them.
Ans: The commander window is divided in three parts.
1. Command input box
2. Recall list box
3. Command Buttons.
16. How many basic primitives in logo?
Ans: There are nine basic primitives in logo.
17. Write the steps to start logo.
Ans: 1. Click on the start button
2. Choose all programs
3. Select and click on Microsoft window logo.
4. Click on ok button to get the MSW logo screen.
18. Write the three uses of logo.
Ans: Logo can be used to do the following tasks:
1. Draw figures
2. Type Text
3. Solve mathematical problems.
19. Which command is given to make the turtle take a half turn?
Ans: Command RIGHT_180 is given to make the turtle take a half turn.
20. Which is the home position of a turtle?
Ans: Home
21. Which command do we use to clear text from the commander window?
Ans: We use to CT –command to clear text from the commander window.
22. How can we make the turtle reappear on the screen?
Ans: We can make the turtle reappear on the screen by giving ST command.
23. Which command does bring the turtle back to the centre of the screen?
Ans: CT command brings the turtle back to the centre of the screen.
24. Which command is given to make the turtle take a half turn?
Ans:
25. What should be given between the primitives and the number of steps?
Ans: Space should be given between the primitives and the number of steps.
26. Write the command to draw a shape of square.
Ans: Command:
REPEAT 4[FD_100_LT_90] Enter or
REPEAT 4[FD_100_RT_180] Enter
27. Write the command to draw a star:
Ans: REPEAT 8[RT_135_FD_100] Enter
Or
RT_135_FD_100 Enter
RT_135_FD_100 Enter
RT_135_FD_100 Enter
RT_135_FD_100 Enter
RT_135_FD_100 Enter
RT_135_FD_100 Enter
RT_135_FD_100 Enter
RT_135_FD_100 Enter
28. Write the command to draw T-shape:
Ans: Command:
FD_90_RT_90 Enter.
FD_40_BK_80 Enter.
29. Write commands to draw picture of steps.
Ans:
Command:
RT_90_FD_50 Enter
LT_90_FD_50 Enter 2
RT_90_FD_50 Enter
LT_90_FD_50 Enter 1
Chapter-7 LOGO AIRTHMETIC
• Q/A:
1. Which primitives are used to display a character, number, word or sentence on the screen?
Ans: Print [PR] primitive is used display a character, number, word or sentence on the screen.
2. What is the short form print?
Ans: The short form of print is PR.
3. Which mathematical operation can we do in logo?
Ans: We can do the following operation like addition, subtraction, multiplication and division.
4. What is the meaning of product?
Ans: Product means the result of multiplication.
5. What is the meaning of quotient?
Ans: Quotient means the result of division.
6. Which two commands we can use to add two numbers.
Ans: We can use the following two commands to add two numbers.
Commands: 1) PR_NO. + No Enter
2) PR_SUM NO_NO Enter
7. Which two commands we can use to do the multiplication of two numbers?
Ans: We can use the following two commands to do the multiplication of two numbers.
Command: 1) PR_NO * NO Enter
2) PR_PRODUCT_NO_NO Enter.
8. Print the sum of 60 and 20.
Ans: Command: PR_60 + 20 Enter
80
Or
PR_SUM_60_20 Enter
80