Command line usage in AutoCAD - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the purpose of the command line in AutoCAD?

The command line in AutoCAD lets you type commands directly to control drawing and editing. It helps you work faster by typing instead of clicking menus.

beginner

How do you repeat the last command using the command line?

Press the Enter key or the Spacebar to repeat the last command you used.

beginner

What does typing 'L' and pressing Enter do in the command line?

Typing 'L' and pressing Enter starts the Line command, which lets you draw straight lines.

intermediate

How can you see a list of recent commands in the command line?

Press the F2 key to open the command history window showing recent commands and their details.

intermediate

Why is using the command line helpful for productivity in AutoCAD?

Using the command line speeds up work by letting you type commands quickly without searching menus. It also allows precise control and access to advanced options.

What key do you press to repeat the last command in AutoCAD's command line?

A Esc

B Enter

C Tab

D Ctrl

Pressing Enter repeats the last command entered in the command line.

Which command line shortcut starts the Line tool?

A C

B P

C L

D M

Typing 'L' and pressing Enter starts the Line command.

How do you open the command history window in AutoCAD?

A F2

B F3

C F1

D F4

Pressing F2 opens the command history window.

What is the main benefit of using the command line in AutoCAD?

A It opens files

B It shows 3D views

C It changes colors

D It speeds up command entry

The command line speeds up work by letting you type commands quickly.

Which key cancels a command in the command line?

A Esc

B Ctrl

C Spacebar

D Enter

Pressing Esc cancels the current command.

Explain how the command line improves your workflow in AutoCAD.

Think about how typing commands compares to clicking menus.

Describe how to start a common drawing command using the command line.

Use a simple command you know.

Practice

1.

What is the main purpose of the AutoCAD command line?

easy

A. To type commands and enter exact values quickly

B. To draw shapes using the mouse only

C. To save files automatically

D. To change the color of the interface

Solution

1. Step 1: Understand the command line function

   The command line allows users to type commands directly instead of using menus.

2. Step 2: Recognize the benefit of exact input

   It helps enter exact values and speeds up drawing or editing.

3. Final Answer:

   To type commands and enter exact values quickly -> Option A

4. Quick Check:

   Command line = quick, exact input [OK]

Hint: Command line is for typing commands fast [OK]

Common Mistakes:

• Thinking command line is for mouse drawing
• Confusing command line with file saving
• Assuming it changes interface colors

2.

Which of the following is the correct way to start the LINE command in AutoCAD's command line?

easy

A. Click the Line tool only

B. Type LINE and press Enter

C. Type LIN and press Enter

D. Type STARTLINE and press Enter

Solution

1. Step 1: Recall the exact command name

   The full command to draw a line is LINE.

2. Step 2: Confirm command line usage

   Typing LINE and pressing Enter starts the command correctly.

3. Final Answer:

   Type LINE and press Enter -> Option B

4. Quick Check:

   Exact command name + Enter = correct start [OK]

Hint: Type full command name then Enter [OK]

Common Mistakes:

• Using incomplete command like LIN
• Typing wrong command like STARTLINE
• Relying only on clicking without command line

3.

What will happen if you type CIRCLE in the command line and press Enter?

medium

A. AutoCAD will prompt you to specify the center point of the circle

B. AutoCAD will draw a circle automatically with default size

C. AutoCAD will close the current drawing

D. AutoCAD will show an error message

Solution

1. Step 1: Understand the CIRCLE command behavior

   Typing CIRCLE starts the circle drawing process.

2. Step 2: Recognize the prompt after command start

   AutoCAD asks for the center point before drawing the circle.

3. Final Answer:

   AutoCAD will prompt you to specify the center point of the circle -> Option A

4. Quick Check:

   CIRCLE command = prompt center point [OK]

Hint: Circle command asks for center point first [OK]

Common Mistakes:

• Assuming circle draws automatically
• Thinking it closes the drawing
• Expecting an error message

4.

You typed RECTANGLE in the command line but AutoCAD shows an error. What is the most likely cause?

medium

A. You need to restart AutoCAD

B. You forgot to press Enter after typing the command

C. The command line is disabled

D. You misspelled the command as RECTANGLE

Solution

1. Step 1: Check the typed command spelling

   AutoCAD commands must be typed correctly; RECTANG is the correct command.

2. Step 2: Identify common typing errors

   Typing RECTANGLE is incorrect and causes an error.

3. Final Answer:

   You misspelled the command as RECTANGLE -> Option D

4. Quick Check:

   Correct spelling avoids errors [OK]

Hint: Check spelling carefully before Enter [OK]

Common Mistakes:

• Not pressing Enter after typing
• Assuming command line is off
• Restarting unnecessarily

5.

You want to draw a line exactly 10 units long at a 45-degree angle using the command line. Which sequence should you type after starting the LINE command?

hard

A. Type 10,45 and press Enter

B. Type 10 45 and press Enter

C. Type @10<45 and press Enter

D. Type 45@10 and press Enter

Solution

1. Step 1: Understand relative coordinate input

   Typing @distance<angle inputs a line length and angle from the last point.

2. Step 2: Apply correct syntax for 10 units at 45 degrees

   The correct input is @10<45 to draw a line 10 units long at 45 degrees.

3. Final Answer:

   Type @10<45 and press Enter -> Option C

4. Quick Check:

   Relative polar input = @distance<angle [OK]

Hint: Use @distance

Common Mistakes:

• Using comma or space instead of <
• Reversing order of angle and distance
• Omitting @ for relative input