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HARDWARE-AND-NETWORKING ( HARDWAREANDNETWORKING )

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1. Optical drives

  1. CD-ROM/CD-RW
  2. DVD-ROM/DVD-RW/DVD-RW DL
  3. Blu-ray
  4. BD-R
  5. BD-RE

2. Magnetic hard disk drives

  1. 5400 rpm
  2. 7200 rpm
  3. 10,000 rpm

3. Hot swappable drives 4. Solid state/flash drives

  1. Compact flash
  2. SD
  3. MicroSD
  4. MiniSD
  5. xD
  6. SSD
  7. Hybrid
  8. eMMC

5. RAID types

  1. 0
  2. 1
  3. 5
  4. 10

6. Tape drive 7. Media capacity

  1. CD
  2. CD-RW
  3. DVD-RW
  4. DVD
  5. Blu-ray
  6. Tape
  7. DVD DL

1. Socket types

  1. Intel: 775, 1155, 1156, 1366, 1150, 2011
  2. AMD: AM3, AM3+, FM1, FM2, FM2+

2. Characteristics

  1. Speeds
  2. Cores
  3. Cache size/type
  4. Hyperthreading
  5. Virtualization support
  6. Architecture (32-bit vs. 64-bit)
  7. Integrated GPU
  8. Disable execute bit

3. Cooling

  1. Heat sink
  2. Fans
  3. Thermal paste
  4. Liquid-based
  5. Fanless/passive

1. Physical connections

  1. USB 1.1 vs. 2.0 vs. 3.0
  2. Connector types: A, B, mini, micro
  3. Firewire 400 vs. Firewire 800
  4. SATA1 vs. SATA2 vs. SATA3, eSATA
  5. Other connector types
  6. VGA
  7. HDMI
  8. DVI
  9. Audio
  10. Analog
  11. Digital (Optical connector)
  12. RJ-45
  13. RJ-11
  14. Thunderbolt

2. Wireless connections

  1. Bluetooth
  2. RF
  3. IR
  4. NFC

3. Characteristics

  1. Analog
  2. Digital
  3. Distance limitations
  4. Data transfer speeds
  5. Quality
  6. Frequencies

1. Connector types and their voltages

  1. SATA
  2. Molex
  3. 4/8-pin 12v
  4. PCIe 6/8-pin
  5. 20-pin
  6. 24-pin

2. Specifications

  1. Wattage
  2. Dual rail
  3. Size
  4. Number of connectors
  5. ATX
  6. MicroATX
  7. Dual voltage options

1. Graphic/CAD/CAM design workstation

  1. Multicore processor
  2. High-end video
  3. Maximum RAM

2. Audio/video editing workstation

  1. Specialized audio and video card
  2. Large fast hard drive
  3. Dual monitors

3. Virtualization workstation

  1. Maximum RAM and CPU cores

4. Gaming PC

  1. Multicore processor
  2. High-end video/specialized GPU
  3. High-definition sound card
  4. High-end cooling

5. Home theater PC

  1. Surround sound audio
  2. HDMI output
  3. HTPC compact form factor
  4. TV tuner

6. Standard thick client

  1. Desktop applications
  2. Meets recommended requirements for selected OS

7. Thin client

  1. Basic applications
  2. Meets minimum requirements for selected OS
  3. Network connectivity

8. Home server PC

  1. Media streaming
  2. File sharing
  3. Print sharing
  4. Gigabit NIC
  5. RAID array

1. Types

  1. LCD
  2. TN vs. IPS
  3. Fluorescent vs. LED backlighting
  4. Plasma
  5. Projector
  6. OLED

2. Refresh/frame rates 3. Resolution 4. Native resolution 5. Brightness/lumens 6. Analog vs. digital 7. Privacy/antiglare filters 8. Multiple displays 9. Aspect ratios

  1. 16:9
  2. 16:10
  3. 4:3

1. Display connector types

  1. DVI-D
  2. DVI-I
  3. DVI-A
  4. DisplayPort
  5. RCA
  6. HD15 (i.e., DE15 or DB15)
  7. BNC
  8. miniHDMI
  9. miniDin-6

2. Display cable types

  1. HDMI
  2. DVI
  3. VGA
  4. Component
  5. Composite
  6. Coaxial

3. Device cables and connectors

  1. SATA
  2. eSATA
  3. USB
  4. Firewire (IEEE1394)
  5. PS/2
  6. Audio

4. Adapters and convertors

  1. DVI to HDMI
  2. USB A to USB B
  3. USB to Ethernet
  4. DVI to VGA
  5. Thunderbolt to DVI
  6. PS/2 to USB
  7. HDMI to VGA

1. Input devices

  1. Mouse
  2. Keyboard
  3. Scanner
  4. Barcode reader
  5. Biometric devices
  6. Game pads
  7. Joysticks
  8. Digitizer
  9. Motion sensor
  10. Touch pads
  11. Smart card readers
  12. Digital cameras
  13. Microphone
  14. Webcam
  15. Camcorder

2. Output devices

  1. Printers
  2. Speakers
  3. Display devices

3. Input & output devices

  1. Touch screen
  2. KVM
  3. Smart TV
  4. Set-top Box
  5. MIDI-enabled devices

1. Use appropriate drivers for a given operating system

  1. Configuration settings
  2. Duplex
  3. Collate
  4. Orientation
  5. Quality

2. Device sharing

  1. Wired
  2. USB
  3. Serial
  4. Ethernet
  5. Wireless
  6. Bluetooth
  7. 802.11 (a/b/g/n/ac)
  8. Infrastructure vs. ad hoc
  9. Integrated print server (hardware)
  10. Cloud printing/remote printing

3. Public/shared devices

  1. Sharing local/networked device via operating system settings
  2. TCP/Bonjour/AirPrint
  3. Data privacy
  4. User authentication on the device
  5. Hard drive caching

1. Laser

  1. Imaging drum, fuser assembly, transfer belt, transfer roller, pickup rollers, separate pads, duplexing assembly
  2. Imaging process: processing, charging, exposing, developing, transferring, fusing and cleaning

2. Inkjet

  1. Ink cartridge, print head, roller, feeder, duplexing assembly, carriage and belt
  2. Calibration

3. Thermal

  1. Feed assembly, heating element
  2. Special thermal paper

4. Impact

  1. Print head, ribbon, tractor feed
  2. Impact paper

5. Virtual

  1. Print to file
  2. Print to PDF
  3. Print to XPS
  4. Print to image

1. Laser

  1. Replacing toner, applying maintenance kit, calibration, cleaning

2. Therma

  1. Replace paper, clean heating element, remove debris

3. Impact

  1. Replace ribbon, replace print head, replace paper

4. Inkjet

  1. Clean heads, replace cartridges, calibration, clear jams

1. Fiber

  1. Connectors: SC, ST and LC

2. Twisted Pair

  1. Connectors: RJ-11, RJ-45
  2. Wiring standards: T568A, T568B

3. Coaxial

  1. Connectors: BNC, F-connector

1. Fiber

  1. Types (single-mode vs. multi-mode)
  2. Speed and transmission limitations

2. Twisted pair

  1. Types: STP, UTP, CAT3, CAT5, CAT5e, CAT6, CAT6e, CAT7, plenum, PVC
  2. Speed and transmission limitations
  3. Splitters and effects on signal quality

3. Coaxial

  1. Types: RG-6, RG-59
  2. Speed and transmission limitations
  3. Splitters and effects on signal quality

1. IPv4 vs. IPv6 2. Public vs. private vs. APIPA/link local 3. Static vs. dynamic 4. Client-side DNS settings 5. Client-side DHCP 6. Subnet mask vs. CIDR 7. Gateway

1. Ports

  1. 21 – FTP
  2. 22 – SSH
  3. 23 – TELNET
  4. 25 – SMTP
  5. 53 – DNS
  6. 80 – HTTP
  7. 110 – POP3
  8. 143 – IMAP
  9. 443 – HTTPS
  10. 3389 – RDP
  11. 137-139 – NetBIOS/NetBT
  12. 445 – SMB/CIFS
  13. 427 – SLP
  14. 548 – AFP

2. Protocols

  1. DHCP
  2. DNS
  3. LDAP
  4. SNMP
  5. SMB
  6. CIFS
  7. SSH
  8. AFP

3. TCP vs. UDP

1. Standards

  1. 802.11 (a/b/g/n/ac)
  2. Speeds, distances and frequencies

2. Encryption types

  1. WEP, WPA, WPA2, TKIP, AES

1. Channels 2. Port forwarding, port triggering 3. DHCP (on/off) 4. DMZ 5. NAT/DNAT 6. Basic QoS 7. Firmware 8. UPnP

1. Internet connection types

  1. Cable
  2. DSL
  3. Dial-up
  4. Fiber
  5. Satellite
  6. ISDN
  7. Cellular
  8. Tethering
  9. Mobile hotspot
  10. Line-of-sight wireless Internet service

2. Network Types

  1. LAN
  2. WAN
  3. PAN
  4. MAN

1. Hub 2. Switch 3. Router 4. Access point 5. Bridge 6. Modem 7. Firewall 8. Patch panel 9. Repeaters/extenders 10. Ethernet over Power 11. Power over Ethernet injector

1. Crimper 2. Cable stripper 3. Multimeter 4. Tone generator and probe 5. Cable tester 6. Loopback plug 7. Punchdown tool 8. WiFi analyzer

1. Expansion options

  1. Expresscard /34
  2. Expresscard /54
  3. SODIMM
  4. Flash
  5. Ports/Adapters
  6. Thunderbolt
  7. DisplayPort
  8. USB to RJ-45 dongle
  9. USB to WiFi dongle
  10. USB to Bluetooth
  11. USB Optical Drive

2. Hardware/device replacement

  1. Keyboard
  2. Hard drive
  3. SSD vs. hybrid vs. magnetic disk
  4. 1.8in vs. 2.5in
  5. Memory
  6. Smart card reader
  7. Optical drive
  8. Wireless card
  9. Mini-PCIe
  10. Screen
  11. DC jack
  12. Battery
  13. Touchpad
  14. Plas

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