Buffer Board

LJ41 05121A LJ41 05122A Y Buffer Boards Combo LJ92 01491A LJ92 01492A
LJ41 05121A LJ41 05122A Y Buffer Boards Combo LJ92 01491A LJ92 01492A
Paypal   US $140.00
X Buffer LJ92 01681A for a Samsung plasma tv Pn50c450b1dxza
X Buffer LJ92 01681A for a Samsung plasma tv Pn50c450b1dxza
Paypal   US $10.00
Panasonic TH 50 PX 77U buffer board TNPA4188 4189
Panasonic TH 50 PX 77U buffer board TNPA4188 4189
Paypal   US $55.00
LJ41 09480A AND LJ41 08459A BUFFER BOARDS
LJ41 09480A AND LJ41 08459A BUFFER BOARDS
Paypal   US $20.00
EAX42752601 EAX42753301 VIZIO VP322 BUFFER BOARDS
EAX42752601 EAX42753301 VIZIO VP322 BUFFER BOARDS
Paypal   US $21.00
Panasonic TXNSD1RRTU SD BOARD Y BUFFER LOW FOR TH42PX80U THC42HD18 TNPA4400
Panasonic TXNSD1RRTU SD BOARD Y BUFFER LOW FOR TH42PX80U THC42HD18 TNPA4400
Paypal   US $16.50
Panasonic TXNSU1RRTU SD BOARD Y BUFFER UPPER FOR TH42PX80U THC42HD18 TNPA4399
Panasonic TXNSU1RRTU SD BOARD Y BUFFER UPPER FOR TH42PX80U THC42HD18 TNPA4399
Paypal   US $16.50
AWZ6519ANP1964A Lower Buffer for PDP502MX
AWZ6519ANP1964A Lower Buffer for PDP502MX
Paypal   US $70.00
ANP1964A AWZ6518 Upper Buffer for PDP502MX
ANP1964A AWZ6518 Upper Buffer for PDP502MX
Paypal   US $70.00
PANASONIC TNPA5307AB C1 BUFFER
PANASONIC TNPA5307AB C1 BUFFER
Paypal   US $9.95
VIORE PD42VH80 YB BUFFER LJ41 08594A LJ92 01739A
VIORE PD42VH80 YB BUFFER LJ41 08594A LJ92 01739A
Paypal   US $39.00
Model No 42HD V40 Y BUFFER PCB No LJ41 02761A REV No R1305 02 04
Model No 42HD V40 Y BUFFER PCB No LJ41 02761A REV No R1305 02 04
Paypal   US $90.00
NEW Panasonic TXNC31LQUU C3 BOARD Z BUFFER BOARD TCP50S2 TCP50G25 TNPA5101
NEW Panasonic TXNC31LQUU C3 BOARD Z BUFFER BOARD TCP50S2 TCP50G25 TNPA5101
Paypal   US $21.00
NEW Panasonic TXNC11LQUU C1 BOARD Z BUFFER BOARD TCP50S2 TCP50G25 TNPA5099
NEW Panasonic TXNC11LQUU C1 BOARD Z BUFFER BOARD TCP50S2 TCP50G25 TNPA5099
Paypal   US $21.00
NEW Panasonic TXNSD1LNUU SD BOARD Y BUFFER LOWER TCP50C2 TCP50X2 TNPA5069
NEW Panasonic TXNSD1LNUU SD BOARD Y BUFFER LOWER TCP50C2 TCP50X2 TNPA5069
Paypal   US $42.00
NEW Panasonic TXNC21LNUU C2 BOARD Z BUFFER BOARD TCP50C2 TCP50X2 TNPA5080
NEW Panasonic TXNC21LNUU C2 BOARD Z BUFFER BOARD TCP50C2 TCP50X2 TNPA5080
Paypal   US $21.00
NEW Panasonic TXNSU1LNUU SU BOARD Y BUFFER UPPER TCP50C2 TCP50X2 TNPA5068
NEW Panasonic TXNSU1LNUU SU BOARD Y BUFFER UPPER TCP50C2 TCP50X2 TNPA5068
Paypal   US $42.00
VIORE PD42VH80 E F BUFFERS LJ41 08393A LJ41 08394A
VIORE PD42VH80 E F BUFFERS LJ41 08393A LJ41 08394A
Paypal   US $35.00
LG 50PJ350 Buffer Board XR EAX61406101 EBR64062001
LG 50PJ350 Buffer Board XR EAX61406101 EBR64062001
Paypal   US $39.00
SAMSUNG WF2 F LJ41 04740A LJ92 01450A PAIR BUFFER
SAMSUNG WF2 F LJ41 04740A LJ92 01450A PAIR BUFFER
Paypal   US $79.00
SAMSUNG G Buffer LJ41 04741A LJ92 01451A PAIR BUFFER
SAMSUNG G Buffer LJ41 04741A LJ92 01451A PAIR BUFFER
Paypal   US $79.00
Samsung WF2 YB LOW LJ41 04738A AND YB UP LJ41 04737A
Samsung WF2 YB LOW LJ41 04738A AND YB UP LJ41 04737A
Paypal   US $90.00
Samsung Model PN50C450B1DXZA Y Scan Drive Board Buffer F Buffer E Boards
Samsung Model PN50C450B1DXZA Y Scan Drive Board Buffer F Buffer E Boards
Paypal   US $65.00
SONY P N SSB 520 H24S01 RU
SONY P N SSB 520 H24S01 RU
Paypal   US $79.99
Samsung LJ92 01203A Lower Buffer Board Defective
Samsung LJ92 01203A Lower Buffer Board Defective
Paypal   US $15.00
Tube 6N3 Buffer Audio Preamplifier KIT DIY Pre AMP
Tube 6N3 Buffer Audio Preamplifier KIT DIY Pre AMP
Paypal   US $12.85
Samsung Flat Panel Television Wire Ribbon Cable Assembly Used C1521
Samsung Flat Panel Television Wire Ribbon Cable Assembly Used C1521
Paypal   US $9.99
Samsung Flat Panel Television Buffer Board Used C1523
Samsung Flat Panel Television Buffer Board Used C1523
Paypal   US $19.99
Panasonic Plasma TC P42C2 X Y Sys Boards TNPA5066 TNPA5072 TNPA5075 TNPA5076
Panasonic Plasma TC P42C2 X Y Sys Boards TNPA5066 TNPA5072 TNPA5075 TNPA5076
Paypal   US $40.00
Samsung Y Buffer Board 42U2P YB
Samsung Y Buffer Board 42U2P YB
Paypal   US $38.99
Samsung 42U2P LOGIC E BUFFER 42U2P LOGIC F BUFFER
Samsung 42U2P LOGIC E BUFFER 42U2P LOGIC F BUFFER
Paypal   US $38.99
UPPER BUFFER BOARD LJ92 01277C PHILIPS TV 50MF231D
UPPER BUFFER BOARD LJ92 01277C PHILIPS TV 50MF231D
Paypal   US $60.00
LOWER BUFFER BOARD LJ92 01276C
LOWER BUFFER BOARD LJ92 01276C
Paypal   US $45.00
Hitachi 50PD9900 P50H401 Buffer Boards Pair ND60200 0047 ND60200 0048 10739
Hitachi 50PD9900 P50H401 Buffer Boards Pair ND60200 0047 ND60200 0048 10739
Paypal   US $109.00
LG Left Buffer BOARD EAX 36466301 EBR 38897202
LG Left Buffer BOARD EAX 36466301 EBR 38897202
Paypal   US $24.47
HITACHI P50S601 DW3U TERMINAL PWB JA08234 A Main Board
HITACHI P50S601 DW3U TERMINAL PWB JA08234 A Main Board
Paypal   US $49.00
Y MAIN Y buffer LJ41 05120 LJ41 05121A LJ41 05122A
Y MAIN Y buffer LJ41 05120 LJ41 05121A LJ41 05122A
Paypal   US $233.00
Hitachi 50PD9900 P50H401 Upper Buffer board SDR U ND60200 0047 JP6079 00970
Hitachi 50PD9900 P50H401 Upper Buffer board SDR U ND60200 0047 JP6079 00970
Paypal   US $59.90
SAMSUNG PN50C550G1FPN50C550G1FXZA POWER BOARDS
SAMSUNG PN50C550G1FPN50C550G1FXZA POWER BOARDS
Paypal   US $99.00
LJ92 01200A LJ92 01202A LJ92 0203A FULL WORKING SET NEW BUFFERS WARRANTY
LJ92 01200A LJ92 01202A LJ92 0203A FULL WORKING SET NEW BUFFERS WARRANTY
Paypal   US $245.00
LJ92 01490A LJ41 05120A BN96 06519A SAMSUNG YMAIN REPAIR SERVICE
LJ92 01490A LJ41 05120A BN96 06519A SAMSUNG YMAIN REPAIR SERVICE
Paypal   US $73.95
Y buffer board LJ41 02761A LJ92 01203A
Y buffer board LJ41 02761A LJ92 01203A
Paypal   US $67.99
5V mini Digital Audio Amp Amplifier Board Support USB Power supply 3W2 mp3
5V mini Digital Audio Amp Amplifier Board Support USB Power supply 3W2 mp3
Paypal   US $4.59
Panasonic TNPA5180 C3 Buffer Board TC P65S2 Plasma HDTV TV 1080P Part
Panasonic TNPA5180 C3 Buffer Board TC P65S2 Plasma HDTV TV 1080P Part
Paypal   US $20.00
Panasonic TNPA5178 C1 Buffer Board TC P65S2 Plasma HDTV TV 1080P Part
Panasonic TNPA5178 C1 Buffer Board TC P65S2 Plasma HDTV TV 1080P Part
Paypal   US $25.00
NEW SAMSUNG LJ41 05120A Y Main Board YSUS LJ92 01490A for PS50Q91H PS50C91HX
NEW SAMSUNG LJ41 05120A Y Main Board YSUS LJ92 01490A for PS50Q91H PS50C91HX
Paypal   US $120.00
Hitachi 50PD9900 50PD9980 SDR D buffer board ND60200 0048
Hitachi 50PD9900 50PD9980 SDR D buffer board ND60200 0048
Paypal   US $57.80
LJ41 0​4217A BN96 06519A LJ9​2 01399A Y MainY SUS board
LJ41 0​4217A BN96 06519A LJ9​2 01399A Y MainY SUS board
Paypal   US $129.90
Sustain 6871QYH039A 6871QYH039B 6871QYH039C TRADE IN
Sustain 6871QYH039A 6871QYH039B 6871QYH039C TRADE IN
Paypal   US $129.95
SAMSUNG BRAND NEW UPPER AND LOWER BUFFER board LJ41 02760A LJ41 02761A KIT
SAMSUNG BRAND NEW UPPER AND LOWER BUFFER board LJ41 02760A LJ41 02761A KIT
Paypal   US $125.90
LJ41 02761A LJ92 01203A Lower Y Buffer Board Plasma TV
LJ41 02761A LJ92 01203A Lower Y Buffer Board Plasma TV
Paypal   US $95.00
Samsung Y buffer Board Lower LJ41 05122A LJ92 01492A
Samsung Y buffer Board Lower LJ41 05122A LJ92 01492A
Paypal   US $50.00
PHILIPS 996500036824 UPPER Y BUFFER LJ41 03882A LJ92 01276C
PHILIPS 996500036824 UPPER Y BUFFER LJ41 03882A LJ92 01276C
Paypal   US $24.49
SAMSUNG UPPER AND LOWER BUFFER board LJ92 01202A LJ92 01203A KIT
SAMSUNG UPPER AND LOWER BUFFER board LJ92 01202A LJ92 01203A KIT
Paypal   US $129.00
ND60200 0033 ND60200 0034Upper and Lower Scan Drive for hitachi
ND60200 0033 ND60200 0034Upper and Lower Scan Drive for hitachi
Paypal   US $246.00
REPAIR SERVICE HITACHI ND60200 0033 55HDS69 55HDX62 55HDS52 UPPER BUFFER
REPAIR SERVICE HITACHI ND60200 0033 55HDS69 55HDX62 55HDS52 UPPER BUFFER
Paypal   US $95.00
YSUS 6871QYH039B ZSUS 6871QZH044B REPAIR EXCHANGE
YSUS 6871QYH039B ZSUS 6871QZH044B REPAIR EXCHANGE
Paypal   US $199.95
SAMSUNG BN96 09752A Y BUFFER LJ92 01605A LJ41 06109A PN42B450B1DXZA
SAMSUNG BN96 09752A Y BUFFER LJ92 01605A LJ41 06109A PN42B450B1DXZA
Paypal   US $30.09
Y sustain LJ92 01200A LJ41 02759A REPAIR TRADE IN
Y sustain LJ92 01200A LJ41 02759A REPAIR TRADE IN
Paypal   US $59.00
1032302 HS YSUS FOR HP PL5060N REPAIR SERVICE  PLEASE READ THE LISTING
1032302 HS YSUS FOR HP PL5060N REPAIR SERVICE PLEASE READ THE LISTING
Paypal   US $119.95
Hitachi 50PD9900 SDR U buffer board ND60200 0047
Hitachi 50PD9900 SDR U buffer board ND60200 0047
Paypal   US $48.00
BTL XRL Stereo to balance stereo to BTL preamplifier kit sc
BTL XRL Stereo to balance stereo to BTL preamplifier kit sc
Paypal   US $4.74
Samsung PN50C450B1D Buffer YB pt LJ41 08459A R11 LOT EE1]
Samsung PN50C450B1D Buffer YB pt LJ41 08459A R11 LOT EE1]
Paypal   US $10.00
BRAND NEW LG BUFFER EBR50039001 alt no EAX 50051101
BRAND NEW LG BUFFER EBR50039001 alt no EAX 50051101
Paypal   US $74.50
LJ41 02760A LJ92 01202A Upper Y Buffer Board Plasma TV
LJ41 02760A LJ92 01202A Upper Y Buffer Board Plasma TV
Paypal   US $95.00
PHILIPS 996500036825 LOWER Y BUFFER LJ41 03883A LJ92 01277C
PHILIPS 996500036825 LOWER Y BUFFER LJ41 03883A LJ92 01277C
Paypal   US $24.49
Y buffer board LJ41 02760A LJ92 01202A
Y buffer board LJ41 02760A LJ92 01202A
Paypal   US $71.99
Hitachi 50PD9900 P50H4011 Lower Buffer board SDR D ND60200 0048 JP6080 00971
Hitachi 50PD9900 P50H4011 Lower Buffer board SDR D ND60200 0048 JP6080 00971
Paypal   US $59.90
Sustain 6870QYC104B 6870QYC104C 6870QYC104D TRADE IN
Sustain 6870QYC104B 6870QYC104C 6870QYC104D TRADE IN
Paypal   US $119.95
LJ41 02760A LJ41 02761A board Y Buffer Plasma
LJ41 02760A LJ41 02761A board Y Buffer Plasma
Paypal   US $130.00
Samsung PN50C540 LJ41 06755A Buffer Board
Samsung PN50C540 LJ41 06755A Buffer Board
Paypal   US $25.00
100New SDR U D buffer kits ND60200 0047 ND60200 0048
100New SDR U D buffer kits ND60200 0047 ND60200 0048
Paypal   US $159.90
Samsung PN58B560T5FXZA PN58B650S1FXZA Y Buffer Upper BD LJ41 05758A LJ92 01570A
Samsung PN58B560T5FXZA PN58B650S1FXZA Y Buffer Upper BD LJ41 05758A LJ92 01570A
Paypal   US $28.88
PANASONIC PLASMA TV TH50PH10UK BUFFER BOARDS TNPA4188 TNPA4189
PANASONIC PLASMA TV TH50PH10UK BUFFER BOARDS TNPA4188 TNPA4189
Paypal   US $49.99
LJ41 00918B Buffer Logic Scan Board Center TV Part
LJ41 00918B Buffer Logic Scan Board Center TV Part
Paypal   US $19.95
New Version Tripath DIY Audio TA2024 PCB Stereo Amplifier Board
New Version Tripath DIY Audio TA2024 PCB Stereo Amplifier Board
Paypal   US $17.99
Viore PD42VH80 Buffer LJ41 08594A LJ92 01739A NEW
Viore PD42VH80 Buffer LJ41 08594A LJ92 01739A NEW
Paypal   US $11.99
Samsung Plasma PN50B450 X Main and Buffer Board LJ41 07015A
Samsung Plasma PN50B450 X Main and Buffer Board LJ41 07015A
Paypal   US $49.99
DAEWOO BUFFER PC42V PSL30 00 free shipping
DAEWOO BUFFER PC42V PSL30 00 free shipping
Paypal   US $39.99
DAEWOO BUFFER PC42V PSH30 00 free shipping
DAEWOO BUFFER PC42V PSH30 00 free shipping
Paypal   US $39.99
Dell W4201C HD YB Upper Lower Buffer Scan Drive Board LJ41 02760A LJ41 02761A
Dell W4201C HD YB Upper Lower Buffer Scan Drive Board LJ41 02760A LJ41 02761A
Paypal   US $79.99
Maxent 42VM10 YB Upper Lower Buffer Scan Drive Board LJ41 01194A LJ41 01193A
Maxent 42VM10 YB Upper Lower Buffer Scan Drive Board LJ41 01194A LJ41 01193A
Paypal   US $39.99
BRAND NEW SAMSUNG BUFFER LJ41 05762A LJ92 01574A
BRAND NEW SAMSUNG BUFFER LJ41 05762A LJ92 01574A
Paypal   US $69.00
BRAND NEW SAMSUNG BUFFER LJ41 05764A LJ92 01576A
BRAND NEW SAMSUNG BUFFER LJ41 05764A LJ92 01576A
Paypal   US $69.00
TNPA3190 PANASONIC BUFFER LOGIC SCAN BOARD TOP TH 42PX50U
TNPA3190 PANASONIC BUFFER LOGIC SCAN BOARD TOP TH 42PX50U
Paypal   US $8.99
PANASONIC BUFFER TNPA4785 1 SD
PANASONIC BUFFER TNPA4785 1 SD
Paypal   US $49.00
PANASONIC BUFFER TNPA4784
PANASONIC BUFFER TNPA4784
Paypal   US $49.00
PANASONIC BUFFER TNPA4776
PANASONIC BUFFER TNPA4776
Paypal   US $39.00
Sanyo DP50741 Y Sus Y Main Sustain Board Buffers TNPA5312 AD
Sanyo DP50741 Y Sus Y Main Sustain Board Buffers TNPA5312 AD
Paypal   US $62.00
TNPA4397 SCAN BUFFER TOP PANASONIC VIZIO PLASMA TV
TNPA4397 SCAN BUFFER TOP PANASONIC VIZIO PLASMA TV
Paypal   US $22.50

Western Digital Caviar Green 1 TB SATA III Intellipower 64 MB Cache Bulk/OEM 3.5-Inch Internal Bare Drive Desktop Hard Drive - WD10EARX Western Digital Caviar Green 1 TB SATA III Intellipower 64 MB Cache Bulk/OEM 3.5-Inch Internal Bare Drive Desktop Hard Drive - WD10EARX
List Price: $139.99
Sale Price: $99.99

Available in capacities up to 3TB, WD Caviar Green SATA hard drives reduce power consumption by up to 40% and offer best-in-class acoustics and operating temperature. Based on WD's exclusive GreenPower technology, these drives are designed to deliver power savings as the primary attribute...

Seagate Momentus 5400 500GB 5400RPM SATA 3Gb/s 8MB Cache 2.5 Inch Internal NB Hard Drive ST9500325AS-Bare Drive Seagate Momentus 5400 500GB 5400RPM SATA 3Gb/s 8MB Cache 2.5 Inch Internal NB Hard Drive ST9500325AS-Bare Drive
List Price: $109.99
Sale Price: $65.00
Used From: $89.99

Seagate ST9500325AS Momentus 5400.6 SATA 3Gb/s 500-GB Hard Drive, The 500-GB Seagate® Momentus® 5400.6 drive offers the best combination of performance, capacity, mobility and durability in a laptop hard drive to meet the demanding requirements of today’s notebook multimedia usage models...

Western Digital 500 GB Caviar Blue SATA 3 Gb/s 7200 RPM 16 MB Cache Bulk/OEM Desktop Hard Drive - WD5000AAKS Western Digital 500 GB Caviar Blue SATA 3 Gb/s 7200 RPM 16 MB Cache Bulk/OEM Desktop Hard Drive - WD5000AAKS
List Price: $119.99
Sale Price: $75.99
Used From: $64.99

With SATA and PATA interfaces, cache sizes ranging from 2 MB to 16 MB, WD Caviar Blue drives offer a full range of performance features. Pick the drive that suits your needs with the confidence in knowing that all WD Caviar Blue drives are built to the highest standards of quality and reliability.

Seagate Barracuda 7200 1 TB 7200RPM SATA 3Gb/s 32MB Cache 3.5 Inch Internal Hard Drive ST31000528AS-Bare Drive Seagate Barracuda 7200 1 TB 7200RPM SATA 3Gb/s 32MB Cache 3.5 Inch Internal Hard Drive ST31000528AS-Bare Drive
List Price: $135.99
Sale Price: $89.50
Used From: $59.00

Seagate Barracuda 7200 1 TB 7200RPM SATA 3Gb/s 32MB Cache 3.5 Inch Internal Hard Drive ST31000528AS-Bare Drive

Fellowes 98915 Antimicrobial Split Design Keyboard (Black) Fellowes 98915 Antimicrobial Split Design Keyboard (Black)
List Price: $77.49
Sale Price: $38.88

Fellowes Antimicrobial Split Design Keyboard conforms to natural arm and hand positions for added comfort. Microban antimicrobial protection keeps product cleaner. 16-character buffer for fast typists with user-preferred tactile feel...

NVIDIA Quadro 600 by PNY 1GB DDR3 PCI Express Gen 2 x16 DVI-I DL and DisplayPort OpenGL, DirectX, CUDA, and OpenCL Profesional Graphics Board, VCQ600-PB NVIDIA Quadro 600 by PNY 1GB DDR3 PCI Express Gen 2 x16 DVI-I DL and DisplayPort OpenGL, DirectX, CUDA, and OpenCL Profesional Graphics Board, VCQ600-PB
List Price: $184.72
Sale Price: $149.69

NVIDIA Quadro 600 by PNY Technologies - Low-profile, power-efficient, professional graphics solution. Built for professionals, and certified on leading CAD and DCC applications, NVIDIA Quadro 600 by PNY delivers the best performance per watt in its class, maximizing productivity while conserving energy...

Seagate 300GB 15K.5 3GB/S SAS ST3300655SS Seagate 300GB 15K.5 3GB/S SAS ST3300655SS
List Price: $453.60
Sale Price: $185.00
Used From: $170.00

Seagate Cheetah 15K.5 - Hard drive - 300 GB - internal - 3.5" - SAS - 15000 rpm - buffer: 16 MB

Hitachi Travelstar 2.5 Hitachi Travelstar 2.5" 500GB 5400RPM SATA II 8MB Cache Internal Hard Drive 0A57915
List Price: $99.99
Sale Price: $69.99
Used From: $59.99

Travelstar 5K500.B, a 5400 RPM, 250GB/platter, 2.5-inch hard drive with capacities ranging from 120GB to 500GB, is designed for use in notebook PCs, external storage, gaming consoles and other mobile applications...

Seagate Barracuda 250 GB 7200 RPM SATA 3Gb/s 8MB Cache 3.5 Inch Internal Hard Drive ST3250318AS-Bare Drive Seagate Barracuda 250 GB 7200 RPM SATA 3Gb/s 8MB Cache 3.5 Inch Internal Hard Drive ST3250318AS-Bare Drive
List Price: $52.50
Sale Price: $80.00
Used From: $40.00

Seagate ST3250318AS 250 GB SATA2 7200 rpm 8 MB Hard Drive, Bulk.

Seagate Barracuda 7200 500 GB 7200RPM SATA 3Gb/s 16MB Cache 3.5 Inch Internal Hard Drive ST3500418AS-Bare Drive Seagate Barracuda 7200 500 GB 7200RPM SATA 3Gb/s 16MB Cache 3.5 Inch Internal Hard Drive ST3500418AS-Bare Drive
List Price: $69.99
Sale Price: $87.95
Used From: $47.99

The Seagate Barracuda 7200.12 drive delivers excellent power savings without sacrificing performance, giving customers the ability to manufacture PC systems and external storage systems that meet energysavings requirements...


Lineco 14-inch x 17-inch Museum Quality Drop-front Storage Box


Lineco 14-inch x 17-inch Museum Quality Drop-front Storage Box


$26.99


This Lineco museum quality drop-front storage box features a specially buffered board that helps to prevent damage to the box's contents by environmental pollutants. This box has strong metal edges, and is acid-free.

Buffer Board
Buffer Board
HOW DO PCS WORK SHEET 1?

How Pcs Work

1.)what r the brains of the computer?

2)list 5 different input devices and 3 out put devices.

3)The key board has a microprocessor. what is its name and describe its function

4)explain the function of the type chead buffer.

Do your Homework yourself.