A staff member cannot install a printer driver and asks for help. Which CSS professional is best suited to assist the user?

Which responsibility most closely matches a Network Administrator's work?

A business wants someone to study its current information system and recommend improvements before buying new software. Who is the best fit?

A desktop computer will not power on, and its hardware needs to be inspected and repaired. Which worker is most directly suited to this job?

A company outsources continuous system monitoring, IT management, and technical assistance. Which business model does it use?

A growing office wants expert recommendations for improving its network layout and IT setup. Which service should it seek?

Which business opportunity mainly earns income by diagnosing and fixing faulty computers for customers?

A client needs a new application designed around its own inventory process. Which business specializes in this work?

An organization needs help protecting its systems and information against digital attacks. Which service is most relevant?

A small company wants an outside provider to handle regular IT support and maintain its systems over time. What should it consider?

A school employee cannot open a program and needs help checking the application and resolving the issue. Which role is most appropriate?

Several offices keep losing their network connection, so routers and switches need regular checking. Which role is most relevant?

Before a company changes its information system, it needs a professional to examine user needs and document system requirements. Which role fits?

A technician explains repair choices clearly, listens to the customer, and behaves professionally. What important work skill is being demonstrated?

Which knowledge area is especially important when configuring and troubleshooting network infrastructure?

A technician must measure voltage and check electrical continuity in a computer circuit. Which diagnostic tool should be used?

Which tool checks whether the wires in an Ethernet cable are connected correctly?

A technician wants to check a network interface by sending signals back through the same interface. Which device can help?

After arranging the wires in an RJ-45 plug, which tool attaches the connector firmly to the cable?

Which hand tool is intended for cutting wire to the required length?

A technician must hold a tiny jumper steady while positioning it on a board. Which tool is most suitable?

A small screw falls into a narrow space inside the system unit where fingers cannot reach. Which tool is designed for retrieving it?

A laptop screw has a six-point star-shaped recess. Which driver should the technician choose?

Which screwdriver fits a screw with a cross-shaped recess?

Which driver is designed for a screw with one straight slot across its head?

A fastener has a hexagonal socket. Which tool matches this shape?

What is the main purpose of placing computer parts on an anti-static mat during servicing?

Why does a technician wear a grounded anti-static wrist strap when handling sensitive components?

Which protective garment helps reduce electrostatic buildup on the technician's clothing?

Why is a lint-free cloth preferred for wiping sensitive computer surfaces?

A technician needs to remove dust from a circuit board without rubbing the surface. What should be used?

What accessory is useful for keeping internal cables bundled away from cooling fans?

A technician removes several screws of different sizes and wants to avoid mixing them up. What is most useful?

What should a technician do before using a hand tool for computer repair?

A screwdriver has a badly worn tip that may slip and damage a component. What is the safest action?

Which order best follows safe tool management when testing an Ethernet cable?

After using computer-service tools, how should they be kept?

A technician must identify whether a circuit has the expected electrical reading. Which tool is more appropriate than a cable tester?

Before installing a long Ethernet cable, a technician needs to confirm that its conductors and connections are working. Which tool should be used?

Which practice best reduces static-related risk while handling a RAM module?

During cleaning, why should compressed air be used carefully around computer parts?

A computer is frozen and must be restarted immediately. Which front-panel control is designed to force a restart?

Which front-panel control is normally used to turn the computer on or off?

Which indicator usually flashes while the storage drive is being read from or written to?

A light on the front panel stays illuminated to show that the system is powered on. What is it?

Which front-panel component houses or accommodates an optical drive used to read CDs or DVDs?

A student wants to open files from a USB flash drive using the front of the computer case. Which connection should be used?

Which commonly used audio-jack color is associated with headphone or speaker output?

A user wants to connect a microphone to a standard color-coded audio jack. Which color is commonly used for microphone input?

The front-panel power light is on, but the hard-drive activity light is not blinking. What does the power light alone primarily tell the user?

Which control on an optical drive opens or ejects its disc tray?

A technician needs to connect a headset directly to the front of a system unit. Which component should be checked?

A system unit becomes unresponsive to mouse and keyboard input. Which action matches the purpose of the reset control?

Which front-panel component is intended for inserting a disc when an optical drive is installed?

How does a USB port differ from the front-panel power indicator?

Which front-panel indicator is most useful when checking whether the storage drive is actively transferring data?

Which back-panel connection accepts the power cable from an electrical outlet?

Which port is used to connect a computer to a wired local-area network with an Ethernet cable?

An older desktop uses round PS/2 connectors for a keyboard and mouse. Which colors traditionally indicate keyboard and mouse respectively?

Which group contains ports commonly used to send video from a computer to a display?

A desktop has no built-in Wi-Fi, and a wireless network card must be added internally. Which back-panel opening allows access to the card's external connections?

An older printer requires a parallel connection. Which kind of port should the technician look for?

Which traditional port is commonly identified as a serial COM port?

On standard color-coded audio connections, which jack typically sends sound to speakers?

Which color-coded audio jack is commonly intended for microphone input?

A back-panel diagram labels a telephone-line modem connection as RJ-11, 56 Kbps. What was this port mainly used for?

What is a key difference between a typical RJ-45 Ethernet port and a legacy RJ-11 modem port?

Which back-panel port is appropriate for a monitor with an HDMI cable?

A monitor has a DisplayPort cable. Which port should be used on the computer?

Which legacy video port commonly uses a 15-pin connector and is labeled VGA?

What is the main purpose of a DVI port on a computer's back panel?

A worker needs to connect an external device through a common rectangular USB connector at the back of the PC. Which port should be used?

Which back-panel connection is designed for an older keyboard or mouse with a round PS/2 plug?

A technician plans to install a dedicated graphics card in a desktop computer. Which part of the system unit supports installation of an expansion card?

A blue audio jack on a standard color-coded panel is commonly associated with which function?

Why should the technician match a monitor's cable to a compatible video port rather than an Ethernet or audio port?

Which component executes program instructions and performs most general-purpose calculations?

Which component temporarily stores data and instructions that active programs need quickly?

Which storage device uses spinning magnetic platters to store files?

What feature primarily explains why an SSD can access data faster than a traditional HDD?

What is the main purpose of the Power Supply Unit in a desktop computer?

Which internal component provides the main board and connections that allow computer parts to communicate?

Which component is especially designed to accelerate graphics rendering and visual processing?

What is the primary role of a SATA data cable in a system that uses a SATA hard drive?

Which system helps keep the processor and other components from overheating during operation?

A computer slows down when many programs are open, but saved files remain after restart. Which resource may be insufficient?

A video editor needs smoother 3D rendering and better graphics performance. Which component is most directly relevant for an upgrade?

Which component is responsible for holding files and applications even when the computer is turned off?

Which statement best describes the relationship between the CPU and motherboard?

A computer shuts down after its processor temperature rises sharply, while its RAM and PSU appear normal. Which system should be checked first?

Which device is best described as short-term working memory rather than long-term file storage?

Why is RAM called volatile memory?

Which component would most likely be checked if a SATA drive receives power but cannot communicate properly with the motherboard?

A technician is identifying the part that distributes power to the motherboard, drives, and other components. Which part is it?

A computer can turn on, but a damaged motherboard may prevent several components from communicating correctly. Why?

Which combination correctly pairs a component with its main function?

A technician hears an HDD's moving mechanism and notices that file access is slower than an SSD. Which feature of an HDD contributes to this difference?

Which component should be inspected when inadequate airflow or a failed fan may be causing overheating?

Which statement distinguishes system memory from storage most accurately?

A technician is mapping how data from a SATA hard drive reaches the computer's processing system. Which component provides the connection from that drive to the motherboard?