Class- 3 | Chapter – 6 | LOGO Arithmetic-1 | Computer Technology

Class- 3 | Chapter – 6 | LOGO Arithmetic | Computer Technology

A. Oral Questions:

1.            1. What is short form of print command?

Answer: PR is short form of print command.

2.            2. What is the symbol of addition in LOGO?

Answer: + (Plus) is the symbol of addition in LOGO.

3.            3. What has been LOGO Langugae developed?

Answer: Logo Langugae has been developed to making figures and displaying values.

 

B. Tick (ü) the correct answer:

1.    It can be used for making figures and displaing values.

Answer:              c. LOGO

2.    Which command is used to print a character, number, word or sentences on the screen?

Answer:  c. PRINT

3.    The output of LOGO command is displayed in the:

Answer:  b. Recall List box

4.    This command can take only  one input at a time.

Answer:              c. PRINT

5.    This command compares two numbers and check whether both numbers are equal or not.

Answer:              c. Equals

C. Fill in the blanks:

1.    LOGO can be used  for performing    Mathematical   calculations.   

2.    The output of print primitive command is displayed in the  Recall List   box.

3.   Grater than (>) command is used to compares two  numbers.

4.     The command to print a sentence is PRINT [ Welcome to LOGO ] Enter.

5.    Clear screen   Clear  all the lines from the screen to clear it.

D. Write True and False Statements:

1.  The short form of PRINT is PRI. False

2.  Message to be printed can consist of one or more words or even a sentence. True

3.  LOGO can be used as simple calculator. True

4.  Addition function is used to add two numbers. True

5.  Multiplication function finds the division of two numbers. False

E. Match the following:

                   Task                                         Keys

1.  Backward (BK)        à         The turtle moves backward.

2.  Clear Screen (CS)    à         The turtle erases all the lines from the screen.

3.  Home                          à         This command brings the turtle back to its home.

4.  Hide Turtle (HT)       à         It makes the turtle disappear from the screen.

5.  Show Turtle (ST)     à         It brings the disappeared turtle back on to the screen.

6.  Clear Text (CT)         à         It areas all commands saved in the Recall List box.