6 Questions
What is the type of wireless network that provides a connection over a small area, typically within a personal operating space?
WPAN
What type of input device is commonly used for document scanning?
Scanner
Which OSI model layer is responsible for routing and addressing?
Network layer
What is the primary function of the ALU in a CPU?
Arithmetic Logic Unit
What type of storage device uses flash memory to store data?
Flash Drive
What is the purpose of the cache memory in a computer's memory hierarchy?
Store frequently accessed data
Study Notes
Wireless Networking
- Types of wireless networks:
- WLAN (Wireless Local Area Network)
- WPAN (Wireless Personal Area Network)
- WWAN (Wireless Wide Area Network)
- Wireless network topologies:
- Ad-hoc network
- Infrastructure mode
- Wireless network protocols:
- Wi-Fi (IEEE 802.11)
- Bluetooth
- Zigbee
- Wireless network security threats:
- Unauthorized access
- Data interception
- Man-in-the-middle attack
Input/Output Systems
- Types of input devices:
- Keyboard
- Mouse
- Scanner
- Webcam
- Types of output devices:
- Monitor
- Printer
- Plotter
- Speaker
- Input/Output interfaces:
- USB
- PS/2
- HDMI
- VGA
Network Protocols
- OSI model layers:
- Physical layer
- Data link layer
- Network layer
- Transport layer
- Session layer
- Presentation layer
- Application layer
- TCP/IP protocol suite:
- TCP (Transmission Control Protocol)
- IP (Internet Protocol)
- UDP (User Datagram Protocol)
- HTTP (Hypertext Transfer Protocol)
- FTP (File Transfer Protocol)
- Network protocols:
- DHCP (Dynamic Host Configuration Protocol)
- DNS (Domain Name System)
- HTTP (Hypertext Transfer Protocol)
Storage Devices
- Types of storage devices:
- Hard Disk Drive (HDD)
- Solid-State Drive (SSD)
- Flash Drive
- Optical Drive (CD, DVD, Blu-ray)
- Storage device interfaces:
- SATA
- PCIe
- USB
- Storage capacity units:
- Bit
- Byte
- Kilobyte (KB)
- Megabyte (MB)
- Gigabyte (GB)
- Terabyte (TB)
Computer Architecture
- CPU components:
- Control unit
- Arithmetic Logic Unit (ALU)
- Registers
- CPU architecture:
- Von Neumann architecture
- Harvard architecture
- Memory hierarchy:
- Main memory
- Cache memory
- Virtual memory
- Bus structures:
- System bus
- Address bus
- Data bus
- Control bus
Test your knowledge of computer systems, networks, and architecture. This quiz covers topics such as wireless networking, input/output systems, network protocols, storage devices, and computer architecture.
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