LAN vs WAN in Intro to Computing - Interactive Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the sentence to describe a LAN.

Intro to Computing

A LAN is a network that covers a [1] area, like a home or office.

Drag options to blanks, or click blank then click option'

Alarge

Bsmall

Cglobal

Dinternet

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing LAN with WAN size

Thinking LAN covers the whole internet

A LAN (Local Area Network) covers a small area such as a home or office.

2fill in blank

medium

Complete the sentence to describe a WAN.

Intro to Computing

A WAN connects devices over a [1] area, such as cities or countries.

Drag options to blanks, or click blank then click option'

Alarge

Bsingle room

Csmall

Ddevice

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing WAN with LAN size

Thinking WAN is only for small areas

A WAN (Wide Area Network) connects devices over large areas like cities or countries.

3fill in blank

hard

Fix the error in the sentence about LAN and WAN.

Intro to Computing

A LAN is used to connect devices within [1] country.

Drag options to blanks, or click blank then click option'

Amany

Bseveral

Cone

Da small number of

Attempts:

3 left

💡 Hint

Common Mistakes

Assuming LAN covers multiple countries

Confusing LAN with WAN

LANs connect devices in a small area, usually within one building or location, not across countries.

4fill in blank

hard

Fill both blanks to complete the comparison.

Intro to Computing

A LAN is usually [1] and [2] than a WAN.

Drag options to blanks, or click blank then click option'

Afaster

Bslower

Csmaller

Dlarger

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing speed and size attributes

Thinking WAN is faster than LAN

LANs are usually faster and smaller than WANs because they cover less distance and fewer devices.

5fill in blank

hard

Fill all three blanks to complete the sentence about network types.

Intro to Computing

A [1] connects devices in a small area, while a [2] connects devices over a [3] area.

Drag options to blanks, or click blank then click option'

ALAN

BWAN

Clarge

Dsmall

Attempts:

3 left

💡 Hint

Common Mistakes

Swapping LAN and WAN

Mixing up small and large areas

A LAN connects devices in a small area, while a WAN connects devices over a large area.

Practice

1. Which of the following best describes a Local Area Network (LAN)?

easy

A. A network that only connects mobile phones

B. A network connecting devices within a small area like a home or office

C. A network connecting devices across different countries

D. A network used exclusively for internet access

Solution

1. Step 1: Understand the size of LAN

   A LAN connects devices that are physically close, such as in a home or office building.

2. Step 2: Compare with WAN

   WAN connects devices over large distances like cities or countries, so it is not LAN.

3. Final Answer:

   A network connecting devices within a small area like a home or office -> Option B

4. Quick Check:

   LAN = Small area network [OK]

Hint: LAN is local, WAN is wide area [OK]

Common Mistakes:

• Confusing LAN with WAN size
• Thinking LAN connects devices worldwide
• Assuming LAN only connects phones

2. Which of these is the correct statement about WAN?

easy

A. WAN connects devices over large geographical areas like cities or countries

B. WAN connects devices only within a single building

C. WAN is faster than LAN in all cases

D. WAN is used only for connecting printers

Solution

1. Step 1: Identify WAN's geographical scope

   WAN connects devices over large distances such as cities, countries, or even continents.

2. Step 2: Eliminate incorrect options

   WAN is not limited to a single building, not always faster than LAN, and not only for printers.

3. Final Answer:

   WAN connects devices over large geographical areas like cities or countries -> Option A

4. Quick Check:

   WAN = Wide area network [OK]

Hint: WAN covers wide areas beyond buildings [OK]

Common Mistakes:

• Thinking WAN is limited to one building
• Assuming WAN is always faster than LAN
• Believing WAN connects only specific devices

3. Consider this scenario: A company has offices in New York and London. They want to connect their computers so employees can share files. Which network type will they most likely use?

medium

A. LAN

B. VPN (Virtual Private Network)

C. PAN (Personal Area Network)

D. WAN

Solution

1. Step 1: Analyze the distance between offices

   New York and London are cities far apart, so a local network (LAN) is not enough.

2. Step 2: Identify suitable network type

   WAN connects devices over large distances like cities or countries, so it fits this case.

3. Final Answer:

   WAN -> Option D

4. Quick Check:

   Connecting distant offices = WAN [OK]

Hint: Far apart offices use WAN [OK]

Common Mistakes:

• Choosing LAN for distant locations
• Confusing VPN as a network type here
• Selecting PAN which is for personal devices

4. A student wrote: "WAN is always faster than LAN because it uses better technology." Identify the error in this statement.

medium

A. WAN speed depends on distance and technology, not always faster

B. WAN is always slower than LAN

C. LAN cannot connect multiple devices

D. WAN is only for wireless connections

Solution

1. Step 1: Understand speed factors

   WAN speed varies with distance and technology; it is not always faster than LAN.

2. Step 2: Correct the misconception

   LAN often has higher speed within small areas; WAN can be slower due to long distances.

3. Final Answer:

   WAN speed depends on distance and technology, not always faster -> Option A

4. Quick Check:

   WAN speed varies, not always faster [OK]

Hint: WAN speed varies; not always faster than LAN [OK]

Common Mistakes:

• Assuming WAN is always faster
• Thinking LAN cannot connect many devices
• Believing WAN is only wireless

5. A company wants to set up a network that connects all devices inside their office building and also securely link to their branch office in another city. Which combination of networks should they use?

hard

A. Use WAN for both the office and branch office

B. Use LAN only for both locations

C. Use LAN for the office and WAN to connect to the branch office

D. Use PAN for the office and LAN for the branch office

Solution

1. Step 1: Identify network for local office

   Devices inside one building connect via LAN because it covers small areas efficiently.

2. Step 2: Identify network for branch office connection

   To connect offices in different cities, WAN is needed as it covers large distances.

3. Step 3: Combine networks for full solution

   Use LAN inside each office and WAN to link offices securely over distance.

4. Final Answer:

   Use LAN for the office and WAN to connect to the branch office -> Option C

5. Quick Check:

   Local = LAN, distant = WAN [OK]

Hint: LAN local, WAN distant connections combined [OK]

Common Mistakes:

• Using WAN inside a single building
• Trying to use LAN across cities
• Confusing PAN with office networks