Exam Name: Design WLan Solutions
Certification Provider: Motorola Solutions
Corresponding Certification: Wireless Network
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Instant Download Motorola Solutions : MSC-121 Questions & Answers as PDF & Test Engine
Updated: Sep 16, 2026
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- Total Questions: 112
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- Total Questions: 112
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Motorola Solutions MSC-121 Exam Overview:
| Certification Vendor: | Motorola Solutions |
|---|---|
| Exam Name: | Design WLAN Solutions (MSC-121) |
| Exam Number: | MSC-121 |
| Available Languages: | English |
| Exam Format: | Multiple choice, Scenario-based |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored or authorized testing center |
Motorola Solutions MSC-121 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Site Survey and Deployment Planning | - Passive and active site surveys - Environmental considerations and validation |
| Topic 2: Wireless LAN Fundamentals | - Wi-Fi operation principles and components - 802.11 standards overview |
| Topic 3: Troubleshooting and Optimization | - Common WLAN issues and resolution techniques - Performance analysis and monitoring |
| Topic 4: RF Fundamentals | - Interference, attenuation, and signal quality - Radio frequency behavior and propagation |
| Topic 5: Motorola WLAN Architecture | - Controller and access point deployment models - Motorola WiNG architecture overview |
| Topic 6: WLAN Design Principles | - Capacity planning and coverage design - Channel planning and AP placement |
| Topic 7: Security in WLAN Solutions | - Authentication and encryption mechanisms - WPA2/WPA3 enterprise security |
MSC-121 Exam FAQ: Products, Policy, and Prep
Three versions of the same study materials, each with its own character: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 112 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
The Motorola Solutions Design WLan Solutions exam welcomes candidates from different ages and fields; Motorola Solutions sets any formal requirements. Verify the current rules on the official Motorola Solutions exam page before registering.
The official Motorola Solutions Design WLan Solutions outline defines 7 domains. The leading three are WLAN Design Principles, RF Fundamentals, and Site Survey and Deployment Planning. The full list is in the topics section above, and Prep4away's 112 practice questions cover each one.
Motorola Solutions recommends these training resources for the Motorola Solutions Design WLan Solutions exam:
Follow the training with steady self-testing — the 112 practice questions from Prep4away help you apply theory and fill any gaps the training leaves.
The MSC-121 exam is a Motorola Solutions certification exam validating the Motorola Solutions Design WLan Solutions syllabus shown above. Candidates in 2026 prepare for it with Prep4away's 112 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
Scoring and fees are published by Motorola Solutions and may change; verify the current figures on the official site.
Prep4away issues a full refund if you take the Motorola Solutions Design WLan Solutions exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
Online proctored or authorized testing center Register for the Motorola Solutions Design WLan Solutions exam through these official channels:
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The official Motorola Solutions page publishes the current question count and duration; review it before your test date.
Motorola Solutions Design WLan Solutions Sample Questions:
Based on WiNG 5 network intelligence that exists in both access points and controllers which of the following are key attributes used by Motorola WLAN products (select THREE)?
- A. Unbreachable WEP encryption
- B. Access Points can communicate directly with each other to create more efficient network traffic routes
- C. 802.11n Functionality
- D. Element aware network that communicates with each other to create the best possible routes through the network
- E. Phase Key Shifting to discrete channels
Correct Answer: B,C,D 🗳️
A WLAN customer has identified the need for voice traffic as a key requirement. Which one of the following configuration options should be part of your design and is considered a best practice?
- A. Use only the same model of Access Points throughout the facility.
- B. Do not use more than three ESSID's on each Access Point.
- C. Place all wireless traffic on the same VLAN.
- D. Set the D71M to less than 3.
Correct Answer: D 🗳️
You are a computer network consultant at a small medical office and responsible for the design and deployment of the IEEE 802.11b/g WLAN. Some of the users of the WLAN are complaining about the performance of the network. You use a layer 2 WLAN analyzer to view the frames traversing the wireless medium to see if you can determine the problem. After careful examination of the data recorded you notice a significant amount of CTS-to-Self frames. What is a potential reason for the high number of these frame types?
- A. The access points are in OFDM only mode
- B. The access points are in HR/DSSS only mode
- C. The access points support Quality of Service
- D. The access points are in ERP protection mode
Correct Answer: D 🗳️
Which of the following terms refers to the strength of an emitted RF signal measured at its strongest point?
- A. IR (Intentional Radiator)
- B. EIRP (Equivalent Isotropic Radiated Power)
- C. 1FZ (First Fresnel Zone)
- D. Azimuth
- E. dBi
Correct Answer: B 🗳️
You are using LANPlanner to design an 802.11b/g/n WLAN which is to be used by portable laptop PCs and 802.11b-only RTLS tags. In the LANPlanner predictive site survey shown in Exhibit A.4.1.04 at the bottom, an arrow points to a region that has been identified as having the weakest RSSI coverage (Cyan color) measuring -82 dBm. Using the raw values contained in Chart A in the exhibit at the bottom, and ignoring any additional fade margins or fudge factors, what is the maximum MCS level that can be supported using 20 MHz-wide 2.4 GHz channels?
- A. MCS3
- B. MCS6
- C. MCS5
- D. MCS2
- E. MCS4
- F. MCS7
- G. MCS1
Correct Answer: E 🗳️
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