Information Technology Specialist (MOS 25B) Practice Test

These questions are part of the practice quiz. Start practicing

• Why is employee awareness important for IT security?
• What is the fastest type of memory technology?
• Which characteristic best describes a SIMM?
• What is a potential outcome of a successful DDoS attack?
• Which protocol is commonly used for secure communications over a network?
• Which device uses a magnetic read/write head to store data?
• What is the role of a database administrator (DBA)?
• What functionality does a TV tuner card provide to a computer?
• What is an essential feature of an RJ-45 connector?
• What does the “video” component of a KVM switch refer to?
• When is a VPN commonly used?
• Which of the following is a key responsibility of a database administrator?
• What unit of measurement indicates the speed of a hard drive?
• What is one of the main functions of a hard drive in a computer system?
• Why is it important to ground computers and network devices?
• Speakers, projectors, and printers are categorized as which type of devices?
• What is port forwarding in networking?
• Which characteristic best describes PROM (programmable read-only memory)?
• What is the main function of a domain controller?
• How is a DIP (dual in-line package) characterized?
• What type of adapter is commonly used to connect computers to a network?
• What is a defining characteristic of DDR3 SDRAM (Synchronous dynamic random-access memory)?
• What voltage is typically delivered by a computer power supply for disk drive motors?
• What is a subnet mask used for?
• What is one active cooling solution for a PC?
• What device should be recommended for helping a person with accessibility issues input instructions into a laptop using a pen?
• Which of the following best describes an IT security breach?
• What type of information do public IP addresses provide?
• Which characteristic describes ECC (error-correcting code) memory?
• What is the typical use of a webcam?
• What is the primary role of an Information Technology Specialist (MOS 25B)?
• Which type of RAM is specifically designed for gaming and high-performance graphics?
• What happens if you do not ground electric equipment?
• What device should be recommended for allowing secure access to company doors by swiping an ID card?
• What is a common operating system used in IT environments?
• Biometric authentication devices and digital cameras are classified as what type of devices?
• What security measure do firewalls implement in network infrastructure?
• What is the importance of software updates?
• Which type of memory is primarily used as cache memory?
• What type of device would a mouse be classified as?
• Which power supply was originally designed for network servers but is also used in high-end desktop models?
• Which of the following is an example of an output device?
• Which type of power supply is considered obsolete and was the original for legacy computer systems?
• What is electrostatic discharge (ESD)?
• Why is GDDR RAM preferred in high-performance tasks like gaming or graphic design?
• What best describes a SQL injection attack?
• What is the purpose of firewalls in network security?
• Which of the following devices is NOT typically considered an input device?
• What does a video adapter do in a computer system?
• What component connects to the motherboard through a 24-pin connector?
• Which device is NOT likely to be connected via a PATA/SATA connection?
• What does DHCP stand for, and what is its purpose?
• How many devices can PATA (Parallel Advanced Technology Attachment) support per cable?
• What function does a network interface card provide to a computer?
• Which of the following is NOT a primary task of an Information Technology Specialist?
• Which adapter should be installed in a desktop computer to enable recording of a video signal from a video recorder?
• Which characteristic describes ROM?
• Which type of memory is specifically optimized for graphics performance?
• What happens to the content of ROM during normal CPU operation?
• What is the purpose of a digital certificate?
• What is the primary function of an anti-static wrist strap while handling computer components?
• What is the primary function of a load balancer?
• How does virtualization primarily optimize resource use in IT?
• What does an antistatic wrist strap do?
• If the ESD causes pain or makes a noise, how large was the charge?
• Which memory type provides the processor with faster access to data compared to DRAM or main memory?
• What device is suitable for training pilots in a computer simulation environment?
• What does a network protocol define?
• What is the primary function of a network interface card (NIC)?
• What is the primary purpose of using a flatbed scanner?
• Which aspect of networking is DHCP primarily responsible for?
• What is the key difference between HTTP and HTTPS?
• What is the main purpose of a backup?
• Describe the concept of virtualization in IT.
• What is the primary function of antivirus software?
• Which component typically connects to the HDMI port?
• What does the term 'malware' refer to?
• What is social engineering in the context of security?
• Which of the following is a data storage device?
• What does VPN stand for?
• In networking, what does 'latency' refer to?
• Which component manages communications between the CPU and other components on the motherboard?
• What should a technician check to determine if an additional hard drive can be added to an older computer?
• Which device allows users to tap and pay for their purchases?
• What describes a client-server model?
• What is one of the main goals of incident response?
• Which power supply is an updated version of the AT but still considered obsolete?
• Which of the following best explains social engineering?
• What hardware upgrade would likely use a KVM switch for better workflow management?
• Which of the following components would typically utilize GDDR Synchronous Dynamic RAM?
• Which of the following best describes the function of a KVM switch?
• What is a potential effect of ESD on computer components?
• What does the concept of remote desktop allow users to do?
• What is the purpose of a proxy server?
• Electric equipment must be what to ensure safety?
• What does LAN stand for?
• What is the function of an RJ-45 port on a network interface adapter?
• What is most often used for backup or archival data storage?
• What is malware?
• At what voltage can damage to a computer component occur?
• What is a VLAN, and why is it used?
• What is the purpose of an IT incident response plan?
• What is used as permanent storage for data in a computer system?
• Which of the following is NOT a function of a proxy server?
• What is two-factor authentication?
• What does the acronym FTP stand for?
• Which of the following describes a physical security measure in IT?
• Computer cases are also referred to as what?
• Which type of RAM is specifically optimized for use with video graphics?
• Why is two-factor authentication considered secure?
• What is a key advantage of GDDR Synchronous Dynamic RAM?
• What is the function of a Certificate Authority (CA)?
• What is a Distributed Denial of Service (DDoS) attack?
• What device should be recommended for manually inputting text for a new networking textbook?
• What is the main difference between a switch and a router?
• Which two components usually interface directly with the Southbridge chipset on the motherboard?
• A video capture card enables what function in a computer system?
• What does data encryption achieve?
• What is a common use of File Transfer Protocol (FTP)?
• What component is necessary for connecting audio and video devices to a computer?
• What is a possible solution to the high failure rate of hard drives in a vibration-prone environment?
• Which function does Active Directory serve in a network?
• What is a defining characteristic of GDDR Synchronous Dynamic RAM?
• Which hardware component is designed to work in conjunction with a dedicated GPU?
• What is the main focus of the principle of least privilege?
• What does DNS stand for?
• What is throughput in networking?
• GDDR Synchronous Dynamic RAM is specially designed for what purpose?
• What device should be recommended to repair an airplane while seeing and interacting with the repair manual?
• Which type of memory requires a constant power supply to function correctly?
• What principle does the principle of least privilege emphasize?
• What is the purpose of system logging in IT management?
• In terms of system performance, which type of storage is faster?
• Which device would best verify the identity of a user on a laptop?
• What is one of the primary uses of a KVM switch in a professional environment?
• What role does SRAM play in relation to the CPU?
• What is the primary role of a chipset on a motherboard?
• Electricity from wall outlets is typically provided in which form?
• What is malware?
• What does the term 'honeypot' refer to in cybersecurity?
• Which chipset provides CPU access to RAM, video card, and PCIe slots?
• From which type of data storage does the CPU load information for processing during normal operation?
• What voltage is supplied by power supplies for motherboard components?
• What safety device should be used when handling sensitive electronics?
• In the context of IT security, what is an incident?
• Which configuration options may be found in a SIMM?
• What does the term 'bandwidth' refer to?
• Which tool can help protect computer components from ESD?
• Which statement is true regarding the performance of GDDR Synchronous Dynamic RAM?
• What is the significance of IP addressing in networking?
• Which two devices are considered input devices?
• Which characteristic of GDDR Synchronous Dynamic RAM makes it suitable for gaming?
• What does a technician need to check to determine if an additional hard drive can be added to an older computer?
• What is the primary function of a sound card?
• What does a KVM switch primarily facilitate in a computing environment?
• Which characteristic describes GDDR SDRAM?
• What device should a store owner recommend for displaying a promotional presentation to a large audience?
• What does the acronym SSL stand for?
• How is cloud computing defined?
• What is SRAM mainly used for?
• How can employee training enhance IT security?
• What is the difference between a public and private IP address?
• Which scenario would least benefit from the use of a KVM switch?
• What should be worn when working inside a computer to prevent ESD damage?
• What voltage is typically supplied by power supplies for CPUs?
• What is the most common power supply available on the market today?
• What benefit does Active Directory provide for network security?
• Which two storage devices use a magnetic medium for storing data? (Choose two.)
• What are the primary output devices mentioned?
• What kind of current is predominantly used in common electrical outlets?
• In what type of computing setup is a KVM switch most beneficial?
• What chipset allows the CPU to communicate with the hard drive and USB ports?
• What type of memory is best suited for a thick client workstation that requires protection against errors?
• Which interface was developed for high-definition televisions and used with computers?
• What three voltages are commonly supplied by power supplies to computer components? (Choose three.)
• RAM is considered what type of storage?
• What type of cable is commonly used for networking?
• Which characteristic best describes EPROM?
• What are key benefits of using a local server?
• What is the primary role of a Help Desk in IT support?
• How many volts of static electricity must build up before a person can feel ESD?
• What role does IT asset management play?
• What is a key characteristic of SRAM in a PC?
• Which of the following is a key characteristic of a honeypot?
• What device is recommended for scanning old family photos into a laptop?
• What is the purpose of a security policy in an IT context?
• Which of the following describes the nature of DRAM?
• How is a SQL injection attack defined?
• What is a network diagram?
• What does phishing mean in the context of cybersecurity?
• Which is NOT a benefit of implementing physical security measures in IT?
• Which characteristic describes EPROM (erasable programmable read-only memory)?
• What device would be recommended for a customer who wants to share a monitor, mouse, and keyboard between two computers?
• What does network topology refer to?
• Which of the following is a benefit of software updates?
• Which device should be recommended for secure access to a central server room using a retinal scan?
• In terms of memory speed, how does SRAM compare to DRAM?
• What type of memory is ROM characterized as?