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A+ Certification Items
Important Things to know for A+ Cert
69
Computer Networking
Not Applicable
09/03/2013
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Term
Port 20 & 21
(DNS, FTP, HTTP, HTTPS, IMAP, POP3, RDP, SMTP, SSH, Telnet)
 Definition
FTP
File Transfers
Term
Port 22
(DNS, FTP, HTTP, HTTPS, IMAP, POP3, RDP, SMTP, SSH, Telnet)
 Definition
SSH
Secure Shell
Term
Port 23
(DNS, FTP, HTTP, HTTPS, IMAP, POP3, RDP, SMTP, SSH, Telnet)
 Definition
Telnet
Telnet Services
Term
Port 25
(DNS, FTP, HTTP, HTTPS, IMAP, POP3, RDP, SMTP, SSH, Telnet)
 Definition
SMTP
Simple Mail Transfer Protocol
Term
Port 53
(DNS, FTP, HTTP, HTTPS, IMAP, POP3, RDP, SMTP, SSH, Telnet)
 Definition
DNS
Domain Name Service
Term
Port 80
(DNS, FTP, HTTP, HTTPS, IMAP, POP3, RDP, SMTP, SSH, Telnet)
 Definition
HTTP
Hypertext Transfer Protocol
Term
Port 110
(DNS, FTP, HTTP, HTTPS, IMAP, POP3, RDP, SMTP, SSH, Telnet)
 Definition
POP3
Post Office Protocol
Term
Port 143
(DNS, FTP, HTTP, HTTPS, IMAP, POP3, RDP, SMTP, SSH, Telnet)
 Definition
IMAP
Internet Message Protocol
Term
Port 443
(DNS, FTP, HTTP, HTTPS, IMAP, POP3, RDP, SMTP, SSH, Telnet)
 Definition
HTTPS
HTTP Secure (HTTP+SSL/TLS)
Term
Port 3389
(DNS, FTP, HTTP, HTTPS, IMAP, POP3, RDP, SMTP, SSH, Telnet)
 Definition
RDP
Remote Desktop Protocol
Term
Wireless Standards
802.11a
 Definition
54Mbps, 5GHz, Range: 60ft
Term
Wireless Standards
802.11b
 Definition
11Mbps, 2.4GHz, Range: 1,000ft (Open)/200-400ft (enclosed)
Term
Wireless Standards
802.11e
 Definition
Adds QoS (Quality of Service) & multimedia to a & b
Term
Wireless Standards
802.11g
 Definition
54Mbps, 2.4GHz, Compatible with b
Term
Wireless Standards
802.11n
 Definition
600Mbps, 2.4/5GHz
Term
Audio Color Codes
Pink
 Definition
Microphone
Term
Audio Color Codes
Light Blue
 Definition
Line Level Audio In
Term
Audio Color Codes
Lime Green
 Definition
Main Stero Out (Headphones / speakers)
Term
Audio Color Codes
Orange
 Definition
Center Channel / Subwoofer
Term
How Many Pins On A
VGA
 Definition
15 Pins
Term
How Many Pins On A
DVI-D
 Definition
18 Pins
Term
How Many Pins On A
Dual Link DVI
 Definition
24 Pins
Term
IP Classes
255.255.255.xxx
 Definition
Class C
Term
IP Classes
255.255.xxx.xxx
 Definition
Class B
Term
IP Classes
255.xxx.xxx.xxx
 Definition
Class A
Term
Motherboards
ATX
 Definition
12 x 9.6
Term
Motherboards
Mini-ATX
 Definition
11.2 x 8.2
Term
Motherboards
MicroATX
 Definition
9.6 x 9.6
Term
Motherboards
mini-ATX
 Definition
6.7 x 6.6
Term
Expansion Slot Bus Width
PCI
 Definition
32 bit
Term
Expansion Slot Bus Width
PCI-X
 Definition
64 bit
Term
MiniPCI Form Factors
How many pins on Factor I
 Definition
100 Pins
Term
MiniPCI Form Factors
How many pins on Factor II
 Definition
100 Pins
Term
MiniPCI Form Factors
How many pins on Factor III
 Definition
124 Pins
Term
Processor Sockets
Intel LGA 775 (Socket T)
 Definition
Pentium 4, Celeron D, Pentium Extreme Edition, Core 2 Duo, Core 2 Extreme
Term
Processor Sockets
Intel LGA 1155 (Socket H2)
 Definition
Sandy Bridge & Ivy Bridge
Term
Processor Sockets
Intel LGA 1156 (Socket H)
 Definition
i3, i5, i7, Xeon, Celeron, Pentium
Term
Processor Sockets
Intel LGA 1366 (Socket B)
 Definition
X58
Term
Processor Sockets
Intel LGA 2011 (Socket R)
 Definition
Sandy Bridge & Ivy Bridge
Term
Processor Sockets
AMD 940
 Definition
Opteron, Athlon 64 FX
Term
Processor Sockets
AMD AM2
 Definition
Athlon 64, Sempron, Athlon 64X2, Athlon 64 FX
Term
Processor Sockets
AMD AM2+
 Definition
Athlon 64, Sempron, Athlon 64X2, Athlon 64 FX
Term
Processor Sockets
AMD FM1
 Definition
Fusion, Athlon II
Term
Processor Sockets
AMD F
 Definition
Operton, Athlon 64 FX
Term
RAM Specs: Transfer Rates / Combatibility
PC100
 Definition
Compatable with PC66
Term
RAM: Transfer Rates / Combatibility
PC133
 Definition
Transfer Rate: 763MBps Compatible with PC100
Term
RAM: Transfer Rates / Combatibility
DDR-333/PC2700
 Definition
Transfer Rate: 1,015MBps Compatible with slower DDR, SDRAM, DIMMS
Term
RAM: Transfer Rates / Combatibility
DDR-400/PS3200
 Definition
Transfer Rate: 3,052MBps Compatible with slower DDR, SDRAM, DIMMS
Term
RAM: Transfer Rates / Combatibility
DDR2-667/PC2-5300/PC2-5400
 Definition
Transfer Rate: 5,066MBps Compatible with slower DDR2
Term
RAM: Transfer Rates / Combatibility
DDR3-1600/PC3-12800
 Definition
Transfer Rate: 12,207MBps. No Compatibility
Term
Protocols (and Use)
LDAP
 Definition
Lightweight Directory Access Protocol.
Checks DNS 1st. Most Common
Term
Protocols (and Use)
SNMP
 Definition
Simple Network Management Protocol.
Application Level. Diagnostics & Maintenance
Term
Protocols (and Use)
SSH
 Definition
Secure Shell
Remote Access. Strong Authorizations.
2 Types. SSH2 stronger, not compat. w 1
Term
Protocols (and Use)
SFTP
 Definition
Secure FTP
FTP With SSH Protocol
Term
Protocols (and Use)
SMB
 Definition
Server Message Block
Application Level. Share Resources
Term
Wireless Encryption
WEP
 Definition
Wired Equivalent Policy
Weakest Security
Term
Wireless Encryption
WPA
 Definition
Wi-fi Protected Access
Strong Authentication & Data Encryption
Term
Wireless Encryption
WPA2/802.11i
 Definition
Uses TEMPORAL KEY INTEGRITY PROTOCOL (TKIP)
Strongest Security
Term
Transfer Rate:
USB 1.1
 Definition
1.2-12 Mbps
Term
Transfer Rate:
USB 2.0
 Definition
480Mbps
Term
Transfer Rate:
USB 3.0
 Definition
5Gbps
Term
Transfer Rate:
Serial Port
 Definition
115Kbps
Term
Transfer Rate:
Firewire 1394a
 Definition
400Mbps
Term
Transfer Rate:
SCSI
 Definition
5-80Mbps
MAX: 320Mbps
Term
Transfer Rate:
Firewire 1394b
 Definition
800Mbps
Term
Display:
Max Resolution
 Definition
2560 x 1600
Term
Display:
Max Refresh Rate
 Definition
120Hz
Term
Maximum Devices:
USB Daisy Chain
 Definition
127 Devices
Term
Maximum Devices:
Firewire Daisy Chain
 Definition
63 Devices
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