CompTIA A+ Core 1 (220-1101) Certification Practice Exam

These questions are part of the practice quiz. Start practicing

• How does Multi-Channel Memory increase performance?
• How many bits does an IPv6 address consist of?
• What does POP3, which runs on port 110, primarily do?
• What does Power over Ethernet (PoE) allow devices to do?
• Which RAID level provides high redundancy by mirroring files?
• What is the primary use of taps and port mirrors in networks?
• What does a WiFi analyzer help validate in a network?
• Which of the following standards was introduced in 2003 and operates at 2.4 GHz with speeds of 54 Mbit/s?
• What is a typical feature of server motherboards?
• What is the maximum range for an HDMI connection?
• What is a patch panel primarily used for in network setups?
• What is the main benefit of an ARM processor?
• Which device would be used to connect different network segments while managing IP traffic?
• How many devices can a SCSI cable connect in a single chain?
• What is the maximum capacity per DIMM for DDR5 memory?
• What is a downside of using thermal pads compared to thermal paste?
• What allows for varying numbers of lanes in PCIe?
• What is a dynamic IP address assigned by?
• What kind of networks does a punch down tool typically assist with?
• What does changing the boot order in BIOS allow?
• Which speed and latency combination is typical for a 10,000 RPM Hard Disk Drive?
• What does an Authentication Server do?
• Which component is often utilized for light cryptographic functions?
• What is ADSL?
• What is a primary benefit of using a load balancer?
• Which Thunderbolt version supports an aggregated throughput of 40 Gbit/s?
• What type of cooling system is characterized by circulating coolant through a computer?
• Which of the following is an advantage of a fiber network?
• What is the maximum distance that unshielded Cat 6 cables can effectively function?
• What does a Hardware Security Module (HSM) primarily do?
• Which server type is responsible for delivering requested web pages to users?
• Which of the following characteristics describes the LC (Lucent Connector)?
• What do front panel connectors typically connect to?
• What is a key advantage of having multiple cores in a processor?
• What does RAID stand for?
• What is the function of a sound card in a computer system?
• Which type of network is specifically designed to provide communication for devices owned by a single user over a short distance?
• What is a Cable modem's primary technology standard used for broadband?
• What is a primary characteristic of UEFI BIOS compared to Legacy BIOS?
• What protocol uses port 22 for encrypted communication?
• Which type of modem uses ADSL technology?
• What is the primary use of a microUSB connector?
• What functionality does BIOS provide when a computer is powered on?
• What separates SATA from traditional IDE connections?
• What is the primary transmission method used in fiber optic cables?
• What is a key characteristic of the ST (Straight Tip) connector?
• What is one of the main disadvantages of an LCD (Liquid Crystal Display)?
• What is the range of APIPA addresses?
• What is the maximum speed of SATA 3.0?
• What does TCP stand for in the context of port usage?
• What is a punch down tool primarily used for?
• What is a common limitation of laptop motherboards?
• Which fiber-optic connector is known for not supporting full-duplex transmissions?
• What is a characteristic of a Storage Area Network (SAN)?
• What is required for RAID 5 to function effectively?
• How does a fiber network support high data rates?
• What is the primary function of a spam gateway?
• What function does a VPN (Virtual Private Network) concentrator serve?
• What performance increase is typically expected from multithreading?
• Which protocol, utilizing port 3389, enables users to share desktop remotely?
• What distinguishes a physical tap from a port mirror?
• Which connector type is commonly used for coaxial cables?
• What does DMARC aim to improve in email transmission?
• What is the main purpose of a gateway in a network?
• Which of the following describes a proxy server?
• What color is the VGA connector typically?
• What distinguishes a USB-C connector from traditional USB connectors?
• What type of communication does SSH provide over port 22?
• What is a key characteristic of Multi-Channel Memory?
• What does the number of cores a processor has refer to?
• What is the purpose of Sender Policy Framework (SPF)?
• What type of data handling does RAID 5 use?
• What service operates over port 445 for direct connection and communication?
• What is the function of DHCP which uses ports 67 and 68?
• What characterizes a MAN (Metropolitan Area Network)?
• What is the primary benefit of virtualization support in a processor?
• What is the primary use of liquid cooling in computers?
• Which protocol is critical for managing and retrieving email inboxes?
• What does MDM (mobile device management) primarily focus on?
• Which of the following standards was ratified first, 802.11a or 802.11b?
• What is the primary use of a Molex connector?
• Which feature of the Molex connector prevents improper insertion into a port?
• What can USB Permissions in the BIOS control?
• What is a key characteristic of OLED (organic light-emitting diode) technology?
• Which protocol allows for automated configuration of IP addresses and can reserve specific IPs for devices?
• Which statement best defines a Wireless Local Area Network (WLAN)?
• What type of protocol is IPv4?
• What type of connector is the Lightning port associated with?
• What type of locking mechanism does the SC (Subscriber Connector) utilize?
• Which of the following connectors can connect to both USB and Thunderbolt devices?
• Which Ethernet standard is associated with Cat 6 and Cat 6a cables?
• What is the primary purpose of a VLAN (Virtual Local Area Network)?
• What is created by a DHCP server to allow a device to use an IP address temporarily?
• What is the benefit of using a loopback plug?
• The IP range typically used by a DHCP server is?
• What does multithreading allow a CPU to do?
• What is the purpose of a tone generator and probe in networking?
• How many positions and conductors does an RJ-45 connector have?
• What distinguishes Serial Attached SCSI (SAS) devices from traditional SCSI devices?
• What material is commonly used for constructing heatsinks for effective thermal conduction?
• What does the term 'tethering' in cellular networking refer to?
• What is a common application of ARM technology?
• What device converts a wired network into a wireless network?
• What is the main purpose of MAM (mobile application management)?
• What is the function of an MX (Mail Exchanger) record?
• What is a common speed range for cable connections?
• What type of memory do flash drives use?
• What is the purpose of SNMP, which utilizes ports 161 and 162?
• Which standard is associated with a 19-pin Type A connector?
• What is the data transfer capacity of a Dual-Link DVI connection?
• What type of signal does a VGA connector transmit?
• How does a Boot Password enhance system security?
• What is the main feature of RAID 0?
• What does a video card (GPU) primarily process?
• What type of devices typically use a miniUSB connector?
• Which of the following statements is true regarding RAID levels?
• What is a benefit of using a patch panel in a networking environment?
• What characterizes Shielded Twisted Pair (STP) cables?
• What is a primary advantage of Solid State Drives (SSDs) over Hard Disk Drives (HDDs)?
• What is the role of a load balancer in a network?
• What is a major disadvantage of fiber networks compared to copper wire?
• What year was the ATX form factor originally introduced?
• Which technology is associated with broadband cable networking?
• What is the function of Virtual RAM?
• What is the primary characteristic of a Hard Disk Drive (HDD)?
• What does the scope in a DHCP configuration define?
• What is the primary feature of a WAN (Wide Area Network)?
• Which display technology provides better colors and viewing angles but is more expensive?
• What type of port is used by DNS for its operations?
• What is a common use of TXT records in DNS?
• What material is typically used for fire-rated cable jackets in plenum spaces?
• What does Cat 5e cable support in terms of networking?
• What technology is utilized to confirm the authenticity of outgoing mail using a public key?
• What feature does Secure Boot provide in a UEFI system?
• What is the function of a heatsink?
• What is the primary function of a router in a network?
• What type of connection does an RJ-11 connector primarily support?
• Which component utilizes a smaller form factor for memory?
• IPv6 addresses consist of how many sections?
• Which statement about 64 Bit operating systems is true?
• What is a notable feature of USB 3.0 compared to USB 2.0?
• Which type of drive typically communicates over SATA or PCIe?
• What defines a static IP address?
• What is the main purpose of a capture card?
• Which of the following is NOT a characteristic of a Personal Area Network (PAN)?
• What is the primary characteristic of RAID 10?
• How do cellular networks organize coverage?
• Which of the following is a characteristic of optical drives?
• What does the "lease" expire in DHCP?
• Which of the following can a firewall also function as besides filtering traffic?
• What types of operating system architectures are supported?
• What is a defining feature of ITX motherboards?
• Which RAID configuration is known for its high performance but no redundancy?
• LDAP operates on which port to store and retrieve information in a network directory?
• What type of server provides email services and manages the storage of messages?
• Which statement about PCI is true?
• Which display type is known for low power consumption?
• What differentiates DDR4 memory from DDR3?
• How can BIOS settings affect hardware functionality?
• What is a typical characteristic of power connectors on a motherboard?
• What feature does TN (Twisted Nematic) technology offer?
• What feature is common to both Intel and AMD processors?
• In what scenario would Direct Burial STP cables be advantageous?
• What is a characteristic of Legacy BIOS?
• What is the function of an Optical Network Terminal (ONT)?
• What is the function of a Print Server?
• What is an IP address that is specifically designated for a network client by its MAC address called?
• Which port is associated with non-encrypted communication for logging into devices remotely?
• What is the role of a DHCP server in a network?
• What does a DNS server do?
• Which protocol on port 53 is considered a critical resource for converting names to IP addresses?
• Which protocol primarily handles sending emails over TCP?
• What does eSATA primarily connect to?
• Which type of RAM detects and corrects errors on the fly?
• Which type of coaxial cable connector is commonly used?
• What does DKIM stand for in email security?
• Which of the following best describes the function of content inspection?
• Which protocol operates over port 443 to provide secure communication in browsers?
• How many root server clusters are there in the DNS system?
• What function do cable testers perform?
• What does IDE stand for in computer hardware?
• Which standard does the DB-9 connector conform to?
• What is the primary function of cable crimpers?
• Which of the following video connectors can carry both audio and video?
• What does SCADA stand for?
• What factors are important when selecting case fans?
• Which type of motherboard is primarily designed for smaller and more portable systems?
• What is the maximum value for each number in an IPv4 address?
• What primary function do continuity tests serve in networking?
• Which protocol uses port 143 and is designed to sync email across multiple devices?
• Which record type is used for IPv6 addresses in DNS?
• What is the maximum data transfer rate of USB 2.0?
• What does the Trusted Platform Module (TPM) primarily hold?
• What does a WiFi analyzer specialize in?
• Which service is NOT typically associated with a UTM Gateway?
• What voltage outputs does the Molex connector provide?
• What is a punch down block primarily used for?
• Which protocol operates on port 80 and is known for non-encrypted communication in browsers?
• What is the primary purpose of a serial console cable?
• Which server type could be built-in to a printer?
• Which Ethernet standard was introduced in 1999 and supports 5 GHz and 54 Mbit/s?
• Which type of fiber optic cable is generally used for long-range communication?
• What is a WISP?
• Which protocol is commonly associated with file sharing on a file server?
• What is the primary function of SMTP, which operates on port 25?
• Which of the following types of Wi-Fi standards operates at 5 GHz and can achieve speeds of nearly 7 Gb/s?
• What is an essential characteristic of the M.2 interface?
• Which wiring standard is commonly used in many organizations for RJ45 modular plugs?
• How many conductors are present in an RJ-11 connector?
• What is the primary function of a Local Area Network (LAN)?
• Which statement is true regarding the F-Type connector?
• What feature do coaxial cables offer?
• What type of management does MAM specifically deal with?
• Which statement about IoT devices is correct?
• Which layer of the OSI model does a firewall operate on when filtering by TCP/UDP port number?
• What is the primary function of a Network Interface Card (NIC)?
• What function does the Preferred Roaming List (PRL) serve?
• Which of the following statements is true regarding satellite networking?
• What is the primary use of an RJ-45 connector?
• Which ports are used for FTP (File Transfer Protocol) data transfers?
• Which type of DVI connector is capable of transmitting both analog and digital signals?
• Which feature is common in Direct Burial STP cables?
• What type of connectors are used for power on a motherboard?
• What do A records in DNS configuration refer to?
• Which configuration is typically better for high performance with redundancy?
• Which two companies are well-known producers of CPUs?
• What is the main benefit of PCIe compared to PCI?
• What allows Shielded Twisted Pair (STP) cables to reduce interference?
• What feature does a firewall provide in network security?
• What advantage does IPS have over TN technology?
• What is the primary function of the plenum space in a building?
• What is a key feature of DDR3 memory?
• Which of the following types of servers is responsible for the central logging of system messages?
• Which of the following typically requires an outdoor antenna for connection?
• Which interface does NVMe (Non-Volatile Memory Express) utilize?
• Which feature is NOT typically associated with a video card (GPU)?