CompTIA A+ Core 1: Practice Tests
CompTIA A+ Core 1 Practice Test 3
This is the third of our free CompTIA 1101 practice tests. It features another 20 multiple-choice questions with detailed explanations to help you review key concepts and build confidence for the CompTIA A+ Core 1 exam. Use this practice test to stay on track and reinforce your knowledge.
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Question 1 of 20
1. Question
You are called to check on a networking issue with a server. The server is unreachable, although the cable is firmly inserted into an Ethernet port. Upon inspecting the RJ-45 connector, you observe that the wires are loose because the jacket is not properly inserted into the back end of the RJ-45 connector. Which tool(s) should you use to fix the problem?
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Question 2 of 20
2. Question
A user calls you and reports slow Wi-Fi speeds. The fiber-to-the-home (FTTH) connection provides a consistent 400Mbps speed. The FTTH cable and the modem are working fine. You suspect that there are overlapping Wi-Fi channels that are slowing down wireless connections. Which of the following tools helps you find overlapping channels of Wi-Fi networks?
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Question 3 of 20
3. Question
After installing a fiber connection in an apartment and testing the Internet connection, you encounter slow speeds even though all the connections work fine. What could be the cause of this problem?
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Question 4 of 20
4. Question
Identify the tool shown in the following image tagged with number 3:
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Question 5 of 20
5. Question
Match the twisted-pair cable category in the left column to its supported network type in the right column.
Sort elements
- Fast Ethernet (100Mbps)
- Gigabit Ethernet (1000Mbps)
- Gigabit Ethernet (10Gbps at 250 Mhz)
- Gigabit Ethernet (10Gbps) and Power Over Ethernet (PoE)
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Cat 5
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Cat 5e
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Cat 6
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Cat 6a (Augmented)
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Question 6 of 20
6. Question
Which of the following cable types is suitable for burying underground to provide Internet services to a residential block?
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Question 7 of 20
7. Question
Fiber optic cables are half-duplex. Data flows only one way, so fiber connections require ______ cables to operate and deliver high-speed connections over long distances. (FILL IN THE BLANK)
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Question 8 of 20
8. Question
A client requires hot-swappable external hard disks with data transfer speeds similar to internal hard drives. Which point-to-point connection should be used?
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Question 9 of 20
9. Question
Identify the fiber optic cable connector types shown in the image below. Link the tag number of the connector on the left to the correct connector type on the right.
Sort elements
- Straight Tip (ST)
- Subscriber Connector (SC)
- Lucent Connector (LC)
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1
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2
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3
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Question 10 of 20
10. Question
Which two punchdown blocks are common in communication facilities? (Choose two.)
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Question 11 of 20
11. Question
A manager has a laptop with a malfunctioning Bluetooth module. She wants to connect her wireless keyboard and mouse to a Microsoft Surface Pro tablet with a working USB port. Which adapter can be used in this scenario?
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Question 12 of 20
12. Question
Both DDR4 and DDR5 RAM modules have 288 pins on their edge connectors, each using the same pin arrangement. (TRUE/FALSE)
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Question 13 of 20
13. Question
Which SO-DIMM module has two independent I/O channels, the efficiency of fly-by topology, and a standardized sideband bus?
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Question 14 of 20
14. Question
A quad-memory architecture has four memory modules to create a _____-bit memory data bus.
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Question 15 of 20
15. Question
A client wants to build a high-end server that performs data-intensive tasks. What type of RAM is suitable for this server?
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Question 16 of 20
16. Question
Match the drive interface on the left to a typical spindle speed on the right.
Sort elements
- 15,000 RPM
- 10,000 RPM
- 5400 RPM
- 7200 RPM
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Serial-Attached SCSI (SAS)
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Small Computer System Interface (SCSI)
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Integrated Development Environment (IDE)
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Serial Advanced Technology Attachment (SATA)
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Question 17 of 20
17. Question
Identify the SSD type shown in the image below:
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Question 18 of 20
18. Question
A client wants a faster flash drive with 3 TB capacity and a small form factor. Which of the following devices can be converted into a flash drive?
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Question 19 of 20
19. Question
Which RAID array only mirrors data across multiple drives, duplicating data at the cost of disk space?
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Question 20 of 20
20. Question
A client is seeking a solution for data backup. She doesn’t want bulky magnetic disk drives. She wants to save the data on an optical disk, which can hold around 43 GB. Which optical disk is most suitable for this scenario?
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