Diskless workstations use a chip called A___ boot Rom auto Although the 8088 handled 16 bit words it uses an 8bit D___ bus which causes B_________ data bottlenecks PS/2 (upperrange) features M____C______ architecture an intelligent bus capable of H___S____ traffic micro channel high speed The MCA bus can move ___ bytes of information in a continuos B____ 128 block M C bus uses L____ sensitive interupts so signals remain active in the Q___ until they can be handled level que MC bus also offers better DMA permitting ____ devices rather than 3 in PC architecture and requires less I_______ 15 interupts MC provides hardware-mediated channel arbitration which determines which subsystem or processor has A____ and how L____ access long IBM's PS/2 came out because C_____ were stealing the market so Compaq and the GANG of N____ CREATED E___I____S____A____ a ____ bit bus PC/AT compatable clones nine extended industry standard architecture 32 EISA speed is ___ bit transfers up to ____ megabytes per second 32 32 Static RAM chips offer speeds up to ____ nansec to handle clock speeds up to ___mhz and data need not be R______ 200-____ times/sec as with D____ Ram 30 24 refreshed 500 dynamic One RAM management technique used by workstations is 2-way memory I________ accessing even then odd banks of memory to speed up D______R__ interleave dynamic ram C____ memory uses highspeed RAM (45nansec) to keep a copy of the last accessed information and R______ information cache related 32 bit C_____ controller is the 82385 chip cache The Intel 8088 (6502 was 1mhz) has a clock speed of ____mhz and some Ram chips were S_____ so W____ states were needed to let Ram keep up 4.77 slow wait Some computers now have Z______ W_____ states zero wait The Compaq 386 with intel 80386 chips handles ___bits of info & can access __ gigabytes of physical space & 64 terabytes of V______ address space 32 4 virtual Both the 80386 & 68020 by motorola operates at ___mhz - 20mhz 16 The 386SX is a 32 bit processor with ___bit data bus and a 24 bit A______ capability but sometimes has L_____J_____ 16 addressing log jams The 486 and the 68030 runs close to ____mhz 50 High speed chip's major use is for F____S_____s file servers Network Supervisors write special B_____ programs to make sure workstations load the appropriate D_____ prior to loading programs to match the videocard batch driver The 8088 uses a __GA video card and the 386 uses the ____GA orthe __GA ega svga vga Specialized LAN workstations uses ____% of the space of a standard IBM PC and ____% power & has in the 3Com or 3sta/2ed 5 A__S__I__C__s - a built in N_______ card and can support E_____/V_____/L_____area T______ protocol 25 10 application specific integrated curcuits network / ethernet / dec's vax / local area transport The E_____ or T____R___ network interface card can detect C_______ on the net ethernet token ring collisions Desirable features of a card is P_________ power / amount of R___ on the card / 1/2 or F___ slot the ease in changing S_____/ J_____/ & connectors processing ram full switches / jumpers 3Com's etherlink cards fits the H____ slot & has a C_____ cable connector and many J_______ used to change the cards A_____/ I_______/ or DMAchannel half coaxial jumpers address / interupts There was an Etherlink Plus card for IBM ATs that had its own M_________ the 80126 and a 8x8 kbytes B_____ microprocessor buffer The first use of servers and networks was to share H_______ not S_______ hardware software The Disk server had a V______ for each workstation and a Public V_______ volume volume Local area networks are C__________ or P___ to P____ centralized peer / peer Each disk server workstation uses the F___A_____T_____ to request files file allocation table Today's centralied networks are built around a F___S_____ which is usually a F___ microcomputer with a large D___ D_____ file server fast disk drive A peer to peer file server contains A__________ programs and software to M______ network resources application manage R_____L______ is offered in later versions of Dos (MsDos 3.1 and up) lets users use the same programs but cannot access the same records at a time record locking A file server keeps sole track of its F____A_________T____ and has no V____ file allocation tables volume (netware has volumes hmm strange) Features youwill want in file server PC is extra E________ S____/ large R__ capacity / large P____S____/ built-in B_____ hardware and S________ and an U__________ power supply expansion slots ram / power supply backup / software uninterruptable Low cost servers based on traditional PC architecture is I____S____A________ industry standard architecture They (generic file server) can be reused as P____S______s or R____C_______ servers when the faster EISA models are added to your LAN print servers remote communicationservers Some of these generic file servers do use E___ or M__ like compaq's D___Pro 486/25 supports __gigs of disk space & 100meg of ram & sells at $________ eisa micro channel architecture desk pro 1.3 / 20000 Customized file servers like Banyan V____s and 3Com's that run 3+O_____ cannot be used on other networks because they are P_________ vines 3+open proprietary The 3rd choice is very S_______ file servers handle several O______S_______ are P________/ have multiple P________s and EISA features like B__ mastering which moves info from NICs to the host w/o the H___P_________ specialized operating systems / proprietary processors / bus mastering host's processor Compaq's System-Pro is built around 2 80386s running at __ mhz and has ____ EISA slots & 256 meg ram and can address ___ meg of disk storage thats S___ drives seen as _____ 33 / 7 840 separate one device Compaq's Sys-Pro has 2 P_________ that both the same network O_____S______ and both share the same M____S______ memory processors operating system main system memory While the Sys-Pro can run industry standard software it does so with _____ P__________ one processor Compaq's sys-pro can run software that is W________ for 2 CPUs written Netframe uses M_______ I/O techniques including a H_________ bus structure so data can go out on one network I_________ and Q______ in another mainframe hierarchical interface queries are read in another Netframe not conforming to EISA or MCA has a buses grow W____ as you go toward main memory and F______ and internal speed approaches M______ speed wider faster mainframe proportions An I/O S______ board rides on the server's M____ board and provides access to E_______/ T____R___/ A_________/ RS______/ SCSI inputs server ethernet / token ring / appletalk RS-232 Netframe's ___86 processor can support multiple A__________ servers and multiple O________ systems running simutaneously 486 application operating Netframe is P_________ which means that if you want a board you must wait for them to B_____ it proprietary build