Hardware
What is the purpose of a power supply unit (PSU) in a computer?
A PSU converts AC power from the wall outlet into DC power for the computer’s components.
What does an inkjet printer use to create images on paper?
Inkjet printers use tiny nozzles to spray liquid ink onto paper.
What device connects multiple computers in a LAN?
A switch connects devices within a LAN and intelligently forwards data based on MAC addresses.
What is the name of a software that manages virtual machines?
A hypervisor is a software that manages virtual machines (e.g., VMware, Hyper-V).
What is cloud computing?
Cloud computing is the use of remote servers hosted on the internet to store, manage, and process data.
What component is responsible for cooling the CPU?
The CPU cooler (air or liquid) dissipates heat from the processor to prevent overheating.
What does a laser printer use instead of ink?
A laser printer uses toner powder fused onto paper using heat and pressure.
How many 802.11 standards use 2.4 GHz? Bonus 50 for naming all of them
4 (802.11b, 802.11g, 802.11n, 802.11ax)
What is the difference between a Type 1 and Type 2 hypervisor? Whiteboard/Draw the difference for bonus 100 points.
Type 1 hypervisors run directly on hardware (bare metal), while Type 2 hypervisors run on an operating system.
What does "scalability" mean in cloud computing?
Scalability refers to the ability of a cloud system to expand resources as demand increases.
What type of power connector is commonly used for hard drives and GPUs?
The PCIe power connector is used for GPUs, while the SATA power connector is used for hard drives.
What component transfers toner onto paper in a laser printer?
The drum unit transfers toner onto paper in a laser printer.
What is the correct order of ____ Area Networks?
PAN, LAN, CAN, MAN, WAN
Name one security risk associated with virtualization.
Virtual machines can be vulnerable to VM escape, where an attacker breaks out of the virtual environment to access the host system.
What is the difference between a private and public cloud?
A private cloud is dedicated to a single organization, while a public cloud is shared among multiple users.
What are the 2 types of systems that Liquid Cooling uses to dissipate heat?
Liquid cooling uses a closed-loop or open-loop system with coolant to dissipate heat.
What does "duplex printing" mean?
Duplex printing allows a printer to print on both sides of the paper automatically.
What protocol is used to assign IP addresses dynamically? What port(s) does it use?
DHCP (Dynamic Host Configuration Protocol) assigns IP addresses dynamically to devices on a network. (67, 68)
What is a sandbox in virtualization?
A sandbox is an isolated environment used for testing applications or detecting malware.
What is an example of an Infrastructure-as-a-Service (IaaS) provider? (300 Points for 1, 400 points for 2, 500 points for all 3 of the major 3)
Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP) are examples of IaaS providers.
What are the advantages of modular power supplies?
Modular power supplies allow users to detach unnecessary cables, improving airflow and cable management.
Describe the laser printing process in order.
Laser printing process: 1) Processing 2) Charging 3) Exposing 4) Developing 5) Transferring 6) Fusing 7) Cleaning.
What is the difference between IPv4 and IPv6?
(Draw an example of both for full points)
IPv4 uses a 32-bit address format (e.g., 192.168.1.1), while IPv6 uses a 128-bit address format (e.g., 2001:db8::ff00:42:8329).
What is VM sprawl, and why is it a concern?
VM sprawl occurs when too many virtual machines are created without proper management, leading to resource inefficiency.
What is a Content Delivery Network (CDN), and why is it useful?
A Content Delivery Network (CDN) distributes website content across multiple servers worldwide, improving load speed and reliability.