CompTIA A+ Practice Test 1001 (Answers & Solution) 2024. Test your knowledge with our free CompTIA A+ Certification Core 1 (220-1001) Exam questions with answers and solutions. There are 50 questions in MCQs format. Select the best answers in a Quiz format. You can check your score at the end of the CompTIA A+ Questions Answers 1001.
What CompTIA A+ exam objectives are covered in this CompTIA A+ Practice Questions? ✓ 1001-Explain the purposes and uses of various peripheral types. ✓ 1001 Virtualization and Cloud Computing. ✓ 1001 Hardware and Network Troubleshooting.
CompTIA A+ Practice Questions 1001
| Test Name | CompTIA A+ Practice Test |
| Core name | Core 1 (220-1001) |
| Topics Covered | random topics |
| Total no. of questions | 50 (fifty) MCQs |
| Type of Questions | Sample CompTIA A+ Practice Test 1001 |
| Printable PDF | N/A |
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CompTIA A+ Core 2 (220-1002) Practice Test 2
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Question 1 of 50
1. Question
1 pointsWhich of the following statements about the expansion bus is true?
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A separate expansion bus crystal enables the expansion bus to run
at a different speed than the frontside bus -
Question 2 of 50
2. Question
1 pointsWhat does a black down arrow next to a device in Device Manager indicate?
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Incorrect
D. The device has been disabled.
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Question 3 of 50
3. Question
1 pointsWhich variation of the PCI bus was specifically designed for laptops?
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C. The Mini-PCI format conserved space and power, which made it an ideal card type for use in laptops.
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Question 4 of 50
4. Question
1 pointsWhich of the following form factors dominates the PC industry?
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B. Almost all modern motherboards follow the ATX form factor.
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Question 5 of 50
5. Question
1 pointsAmanda bought a new system that, right in the middle of an important presentation, gave her a Blue Screen of Death. Now her system won’t boot at all, not even to CMOS. After extensive troubleshooting, she determined that the motherboard was at fault and replaced it. Now the system runs fine. What was the most likely cause of the problem?
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A. Although all of the answers are plausible, the best answer here is that her system suffered burn-in failure.
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Question 6 of 50
6. Question
1 pointsMartin bought a new motherboard to replace his older ATX motherboard. As he left the shop, the tech on duty called after him, “Check your standoffs!” What could the tech have meant?
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C. Standoffs are the metal connectors that attach the motherboard to the case.
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Question 7 of 50
7. Question
1 pointsSolon has a very buggy computer that keeps locking up at odd moments and rebooting spontaneously. He suspects the motherboard. How should he test it?
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D. Solon needs to check settings, verify good components, replace components, and document all testing.
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Question 8 of 50
8. Question
1 pointsWhen Jane proudly displayed her new motherboard, the senior tech scratched his beard and asked, “What kind of northbridge does it have?” What could he possibly be asking about?
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The tech is using older terminology to refer to the chips—the chipset—that help the CPU communicate with devices.
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Question 9 of 50
9. Question
1 pointsWhat companies dominate the chipset market? (Select two.)
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A, B. AMD and Intel produce the vast majority of the chipsets used in personal computers.
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Question 10 of 50
10. Question
1 pointsIf Windows recognizes a device, where will it appear?
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A. Windows displays recognized devices in Device Manager.
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Question 11 of 50
11. Question
1 pointsWhat is the proper voltage for a U.S. electrical outlet?
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A. U.S. outlets run at 120 V.
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Question 12 of 50
12. Question
1 pointsWhat voltages does an ATX12V P1 connector provide for the motherboard?
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D. An ATX12V power supply P1 connector provides 3.3, 5, and 12 volts to the motherboard.
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Question 13 of 50
13. Question
1 pointsWhat sort of power connector do better video cards require?
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C. Better video cards require one or two 6- or 8-pin PCIe connectors.
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Question 14 of 50
14. Question
1 pointsJoachim ordered a new power supply but was surprised when it arrived because it had an extra 4-wire connector. What is that connector?
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C. The P4 connector goes into the motherboard to support more power-hungry chips.
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Question 15 of 50
15. Question
1 pointsWhat voltages should the two hot wires on a Molex connector read?
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B. A Molex connector’s red wires should be at 5 volts; the yellow wire should be at 12 volts.
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Question 16 of 50
16. Question
1 pointsA PC’s power supply provides DC power in what standard configuration?
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B. The standard PC power supply configuration has three primary voltage rails, one each for 12-volt, 5-volt, and 3.3-volt connectors.
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Question 17 of 50
17. Question
1 pointsWhat feature of ATX systems prevents a user from turning off a system before the operating system has been shut down?
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D. The soft power feature of ATX systems prevents a user from turning off a system before the operating system has been shut down.
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Question 18 of 50
18. Question
1 pointsHow many pins does a SATA power connector have?
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SATA power connectors have 15 pins.
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Question 19 of 50
19. Question
1 pointsWhat should you keep in mind when testing DC connectors?
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A. DC has polarity. The red lead should always touch the hot wire; the black lead should touch a ground wire.
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Question 20 of 50
20. Question
1 pointsWhy is it a good idea to ensure that the slot covers on your computer case are all covered?
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C. Both A and B are correct reasons. Keeping the slots covered helps keep a good airflow in your case and keeps the dust and smoke away from all those sensitive internal components
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Question 21 of 50
21. Question
1 pointsWhich of the following is a common spindle speed for an HDD?
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B. Common spindle speeds on magnetic hard drives are 5400, 7200, 10,000, and 15,000 RPM.
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Question 22 of 50
22. Question
1 pointsWhich form factor connects directly to a dedicated motherboard socket?
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C. The M.2 (and mSATA) SSD has a dedicated motherboard socket
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Question 23 of 50
23. Question
1 pointsHow many PATA hard drives can you have on a system with two PATA hard drive controllers?
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D. Each controller supports two drives.
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Question 24 of 50
24. Question
1 pointsHow do you differentiate two PATA drives on the same cable?
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B. PATA drives use master/slave jumpers to differentiate between the two drives.
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Question 25 of 50
25. Question
1 pointsWhat happens if you cable a PATA hard drive incorrectly?
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C. Nothing will be damaged or lost—there just won’t be any communication.
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Question 26 of 50
26. Question
1 pointsWhat is the maximum cable length of an internal SATA device?
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D. The maximum cable length of an internal SATA device is 1 meter
Incorrect
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Question 27 of 50
27. Question
1 pointsWhat is the maximum number of SATA drives you can have on a system?
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D. There is no maximum number of SATA drives you can have on a system beyond the limits imposed by the number of ports on your motherboard/host card.
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Question 28 of 50
28. Question
1 pointsWhich SATA version offers the least overhead (and thus best performance)?
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D. SATA Express (SATAe) uses the PCIe bus and has none of the traditional SATA overhead.
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Question 29 of 50
29. Question
1 pointsWhich standard supports magnetic SATA drives most efficiently?
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A. The AHCI standard supports magnetic SATA drives efficiently.
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Question 30 of 50
30. Question
1 pointsWhich RAID standard requires at least four drives?
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D. RAID 10 requires at least four drives
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Question 31 of 50
31. Question
1 pointsJason put in a recommendation that the company upgrade the SD cards used in the company smartphones from 32 GB SDHC A1 to 128 GB SDXC A2. What does A2 signify?
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D. A1 and A2 Application Performance Class ratings refer to the IOPS rating of the card, with A2 cards offering better performance than A1. This matters for smartphones with multiple apps running. SDHC and SDXC refer to the capacity of a card’s storage.
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Question 32 of 50
32. Question
1 pointsWhat happens to bus speed and power usage when you plug multiple devices into a USB hub?
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Question 33 of 50
33. Question
1 pointsWhich port type offers the fastest transfer speed?
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B. SuperSpeed USB easily spanks the competition here
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Question 34 of 50
34. Question
1 pointsYou take a tech call from a user who complains that she gets an error message, “Hub power exceeded,” when she plugs her new thumb drive into her USB keyboard’s external USB port. Worse, the device won’t work. What’s most likely the problem?
Correct
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D. Just like the error message said, the thumb drive drew too much power for the hub to handle.
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Question 35 of 50
35. Question
1 pointsWhat is the fastest speed that Hi-Speed USB 2.0 can go?
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D. Hi-Speed USB 2.0 has a theoretical maximum of 480 Mbps.
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Question 36 of 50
36. Question
1 pointsWhat is the maximum cable length for USB 2.0?
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C. USB has a maximum cable length of 5 meters
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Question 37 of 50
37. Question
1 pointsHow many speakers are in a 5.1 setup?
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A. A 5.1 setup has five speakers and one subwoofer.
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Question 38 of 50
38. Question
1 pointsWhat type of file is a MIDI file?
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D. A MIDI file is a text file.
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Question 39 of 50
39. Question
1 pointsWhich optical disc type offers the most capacity writing and rewriting data files?
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C. BD-RE offers the highest rewritable capacity of the discs mentioned here.
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Question 40 of 50
40. Question
1 pointsJack downloaded a video shared by a friend, ourfamilyholiday.avi. When he opens it in his media player software, he hears sound but gets no picture. What’s the most likely problem and solution?
Correct
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C. Most likely, Jack’s system lacks the video codec needed for the video portion of the file. He needs to update the codecs on his machine.
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Question 41 of 50
41. Question
1 pointsWhat is a thin client?
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C. Thin clients rely on servers to perform anything beyond the most basic computing tasks.
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Question 42 of 50
42. Question
1 pointsWhat functions does a network attached storage PC provide? (Select three.)
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A, B, D. NAS devices share files, stream media, and share printers
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Question 43 of 50
43. Question
1 pointsCindy’s client wants a new graphics workstation. The client’s small business has ten current workstations connected in a Windows domain, and the client wants the new graphics workstation to be part of that domain. What edition of Windows 10 should Cindy install on the new computer to accomplish this goal and provide the best value?
Correct
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C. Windows 10 Pro offers the best choice here. The Enterprise edition would also work, but it costs more and adds features the client doesn’t need.
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Question 44 of 50
44. Question
1 pointsWhat is the most important component for building a virtualization workstation?
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C. Every virtual machine you run consumes a large share of RAM, so the more RAM you have, the more VMs you can run.
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Question 45 of 50
45. Question
1 pointsWhat do we call the time it takes for all of the sub-pixels on the panel to change from one state to another?
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C. The amount of time it takes for all of the sub-pixels on the panel to go from pure black to pure white and back again is called the response rate.
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Question 46 of 50
46. Question
1 pointsWhat provides the illumination for LCD monitors?
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A. The backlights provide the illumination for the LCD panel.
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Question 47 of 50
47. Question
1 pointsDudley wants to connect his new MacBook Pro to an LCD monitor that has a Digital Visual Interface. What type of adapter should he use?
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D. Dudley should use a Thunderbolt-to-DVI adapter to connect his new MacBook Pro to the LCD monitor.
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Question 48 of 50
48. Question
1 pointsWhat is 1080p resolution?
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D. 1080p resolution is 1920 × 1080.
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Question 49 of 50
49. Question
1 pointsWhat is the processor on a video card called?
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B. You’ll typically see video card processors referred to as GPUs.
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Question 50 of 50
50. Question
1 pointsHow do you measure brightness of a projector?
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A. The brightness of a projector is measured in lumens.
See also:
CompTIA A+ 1001 Practice Test
- CompTIA A+ Practice Test 1001 (50 Questions Answers)
- CompTIA A+ Practice Question 1001 (50 Questions Answers)
CompTIA A+ 1002 Practice Test
- CompTIA A+ Practice Test 1002 (50 Questions Answers)
- CompTIA A+ Practice Question 1002 (50 Questions Answers)