CompTIA A+ Certification - Core 1 (V15) - (220-1201) Exam Questions

OBJ 5.6: A printer needs the user to have the proper permissions to print. Since Tony was a system administrator, he had adequate permissions to print the test page. But if Tony neglected to add the proper permissions to John's account, then John would be unable to print. This is indicated by the access denied error message received when he attempts to print a document. The printer is not offline since it is powered on and properly connected to the workstation. The print spooler is not hung, as evidenced by the system administrator being able to print to it. Memory limitations can be a factor, but that produces a different error message. For support or reporting issues, include Question ID: 63fe05603b7322449ddbb458 in your ticket. Thank you.

OBJ 4.1: A Type II hypervisor runs within an existing operating system and relies on the host OS to manage hardware resources, making it suitable for desktop virtualization and testing environments. Type II hypervisors require a host operating system to function and are not installed directly on hardware. Better scalability and enterprise use are more relevant to a Type I hypervisor for large-scale deployments. Type II hypervisors do not have direct hardware access and depend on the host OS; therefore, they do not provide bare-metal access. For support or reporting issues, include Question ID: 67973825a7a62dd7fe063ca4 in your ticket. Thank you.

OBJ 3.5: This question is asking if you know what each acronym means. Trusted Platform Module (TPM) is a hardware-based cryptographic processing component that is a part of the motherboard. A Pluggable Authentication Module (PAM) is a device that looks like a USB thumb drive and is used as a software key in cryptography. Full Disk Encryption (FDE) can be hardware or software-based. Therefore, it isn’t the right answer. The Advanced Encryption System (AES) is a cryptographic algorithm. Therefore, it isn’t a hardware solution. For support or reporting issues, include Question ID: 63fe052b3b7322449ddbb1cf in your ticket. Thank you.

The 802.11ac (Wireless AC or Wi-Fi 5) standard utilizes a 5 GHz frequency to provide wireless networking at theoretical speeds up to 3.5 Gbps. Wireless AC uses channel bonding to create a single channel of up to 160 MHz to provide additional bandwidth. Wireless AC uses multi-user multiple-input-multiple-output (MU-MIMO) technology to use multiple antennas to transmit and receive data at higher speeds. The 802.11ax (Wireless AX or Wi-Fi 6) standard utilizes 2.4 GHz and 5.0 GHz frequencies to provide wireless networking at theoretical speeds up to 9.6 Gbps. Wireless AC uses orthogonal frequency-division multiple access (OFDMA) to conduct multiplexing of the frequencies transmitted and received to each client to provide additional bandwidth. Wireless AC uses channel bonding to create a single channel of up to 160 MHz to provide additional bandwidth. Wireless AC uses multi-user multiple-input-multiple-output (MU-MIMO) technology to use multiple antennas to transmit and receive data at higher speeds. Wireless AC also has a version called Wi-Fi 6E that supports the 6GHz frequency instead of the 2.4 GHz and 5.0 GHz frequencies used in Wi-Fi 6. The 802.11a (Wireless A) standard utilizes a 5 GHz frequency to provide wireless networking at speeds up to 54 Mbps. The 802.11b (Wireless B) standard utilizes a 2.4 GHz frequency to provide wireless networking at speeds up to 11 Mbps. The 802.11g (Wireless G) standard utilizes a 2.4 GHz frequency to provide wireless networking at speeds up to 54 Mbps. The 802.11n (Wireless N) standard utilizes a 2.4 GHz frequency to provide wireless networking at speeds up to 108 Mbps or a 5.0 GHz frequency to provide wireless networking at speeds up to 600 Mbps. Wireless N supports the use of multiple-input-multiple-output (MIMO) technology to use multiple antennas to transmit and receive data at higher speeds. Wireless N supports channel bonding by combining two 20 MHz channels into a single 40 MHz channel to provide additional bandwidth. For support or reporting issues, include Question ID: 63fe04f13b7322449ddbaf0d in your ticket. Thank you.

OBJ 2.1: The simple network management protocol (SNMP) is a protocol for monitoring and managing network devices over UDP ports 161 and 162. A management system collates data sent by agents running on each device. The agents maintain a Management Information Base of configuration and usage data. An agent can also generate a trap, alerting the management system of some notable event. The simple mail transfer protocol (SMTP) is the protocol used to send mail between hosts on the Internet using TCP port 25. The domain name system (DNS) protocol is the protocol used to provide names for an IP address based on their mappings in a database using TCP/UDP port 53. The network basic input/output system (NetBIOS)/NetBIOS over TCP/IP (NetBT) is a session management protocol used to provide name registration and resolution services on legacy Microsoft networks and those using WINS. NetBIOS/NetBT operates on TCP/UDP ports 137 and 139. For support or reporting issues, include Question ID: 63fe04e93b7322449ddbaea2 in your ticket. Thank you.

OBJ 3.5: Since the customer wants to save space and reduce the computer's overall size, Rick should use an mITX (Mini-ITX). The mITX contains a smaller footprint than the other options presented and measures only 6.7" x 6.7" in size. The mATX (microATX) motherboard's form factor is 9.6" x 9.6" in size (24 cm x 24 cm). The mATX form factor is commonly used in smaller computer systems with a small form factor (SFF) case. An mATX motherboard is backward-compatible with the larger ATX motherboard since it contains the same mounting point locations as the full-size board. An ATX motherboard's form factor is 12" x 9.6" in size (305mm x 244mm). ITX is a series of form factors that began with the mini-ITX, but there is no specific size called ITX. For support or reporting issues, include Question ID: 63fe052d3b7322449ddbb1e8 in your ticket. Thank you.

OBJ 5.5: A WiFi analyzer can determine the wireless network's signal strength, the frequencies in use, and any possible radio frequency interference. Based on the issue described in the question, the network may have dead zones that could be fixed by adding additional access points to increase the network's wireless coverage. Another possible issue could be radio frequency interference from other devices, which a WiFi analyzer could help identify. A cable tester is used to ensure a cable is properly created as a patch cable (straight through) or a crossover cable. Cable testers provide detailed information on the physical and electrical properties of the cable. For example, they test and report cable conditions, crosstalk, attenuation, noise, resistance, and other cable run characteristics. A multimeter can measure the voltage, amperage, and resistance of a circuit. A multimeter can be a hand-held device useful for basic fault finding and field service work or a bench instrument that can measure electricity with a high degree of accuracy. A tone generator is connected to a wall jack and sends a repeating signal over the cable. The probe can then be used to detect which cable is attached to the wall jack by detecting the signal being sent by the tone generator. The probe needs to be near or touching the cable with the tone generator attached to identify it positively. For support or reporting issues, include Question ID: 63fe05883b7322449ddbb642 in your ticket. Thank you.

OBJ 5.5: Based on the symptoms provided, it appears that the servers are using static IP addresses, and the workstations are using dynamically assigned ones. If the DHCP is not functioning properly for the network, any workstations that rely on a dynamically assigned IP address will have connectivity problems. This issue would not affect statically assigned machines such as the servers. To fix this issue, the DHCP services need to be restored and be available to accept connections from the clients on the network who require dynamic IP assignments. For support or reporting issues, include Question ID: 63fe056b3b7322449ddbb4e4 in your ticket. Thank you.

OBJ 3.5: When you install a processor, you need to ensure you install it in the processor socket on the motherboard, apply thermal paste to the backside of the processor, attach the heat sink, attach the processor fan to the heat sink, and then connect the power cable to the processor fan. If you neglect to apply the thermal paste between the processor and the heat sink, the heat sink cannot effectively dissipate all the heat from the processor, and the computer will shut itself down to protect the processor from becoming overheated. Thermal paste is a paste used to connect a heat sink to a CPU that provides a liquid, thermally conductive compound gel to fill any gaps between the CPU and the heat sink to transfer heat more efficiently to the heat sink from the CPU. For support or reporting issues, include Question ID: 63fe052a3b7322449ddbb1c5 in your ticket. Thank you.

To meet these requirements, you should recommend 802.11ac because it allows for faster speeds than wireless b, g, and n, and it provides the longest ranges of the options provided. The 802.11ac can reach 115 feet (35 meters) using 8 MIMO streams for higher bandwidth, or up to 230 feet (70 meters) using only 4 MIMO streams to provide greater coverage at a lower bandwidth. The 802.11ac (Wireless AC or Wi-Fi 5) standard utilizes a 5 GHz frequency to provide wireless networking at theoretical speeds up to 3.5 Gbps. Wireless AC uses channel bonding to create a single channel of up to 160 MHz to provide additional bandwidth. Wireless AC uses multi-user multiple-input-multiple-output (MU-MIMO) technology to use multiple antennas to transmit and receive data at higher speeds. The 802.11n (Wireless N) standard utilizes a 2.4 GHz frequency to provide wireless networking at speeds up to 108 Mbps or a 5.0 GHz frequency to provide wireless networking at speeds up to 600 Mbps. Wireless N supports the use of multiple-input-multiple-output (MIMO) technology to use multiple antennas to transmit and receive data at higher speeds. Wireless N supports channel bonding by combining two 20 MHz channels into a single 40 MHz channel to provide additional bandwidth. The 802.11g (Wireless G) standard utilizes a 2.4 GHz frequency to provide wireless networking at speeds up to 54 Mbps. The 802.11b (Wireless B) standard utilizes a 2.4 GHz frequency to provide wireless networking at speeds up to 11 Mbps. For support or reporting issues, include Question ID: 63fe04e73b7322449ddbae8e in your ticket. Thank you.