Character string, 264 in VAX-11/780, 722
Checkpointing, task, 441
Circuit level, 10, 121-124
Circuit switching, 343-345, 389
Cm*, 335, 346
C.mmp, 84, 347, 350-370
CMOS-8, 116, 768-770
Cobol language, 14
Collision consensus enforcement, 433
Collision in networks, 431-433
Combinational circuits, 10
Commodore Pet, 547
Common data bus (CDB) in System/360
Model 91, 293-302
Communication:
forms of, in computer system, 83-84
interprocess, in Hydra, 358
Compatibility mode in VAX-11/780, 716, 725
Complement operator, 29
Compucolor II, 547
Computer classes, 4-6, 573-579
Computer generations, 35
Computer space, 33-38, 149
(See also specific regions of computer
space, for example: Memory
hierarchies; Networks)
Concatenation, 30
Concurrency, 153, 260-275
Conditional flip-flop, 159
Consensus mechanism, 379-380
Constants, 29
Contention in networks, 431-433
Control, 17
Controllers, dual-port, 472, 477-478
Conversion, Am2903, 197
Cooling in CRAY-1, 745, 752
Core, 139-141, 145-148
Costs:
per bit, 614
per gate, 614
Couplers, bus, 375-376
Coverage, concept of, 448
Cray, Seymour, 683
CRAY-1, 6, 45, 74, 689-694, 743-752
CRC (cyclic redundancy check) in
Ethernet, 434
Current page, 520
C.vmp, 336, 346
CYBER, CDC, 687-689
D825, 97
Data Break, 111
Data channel, 91
Data Descriptor (DD), 245-246
Data-operation, 17
Data-types, 23, 68-70
DCA (deposit and clear accumulator)
instruction, 28, 115
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Deadlock, 344-345 in ARPANET, 398-399
Decimal arithmetic in Intel 8086,639-642
Decimal instructions in Intel 8086, 630
DECODE operator, 26
DECtape, 113
Descriptor(s), 256-257
Data, 245-246
Segment, 245-246
DIP (dual inline package), 63
Direct addressing, 73
Disk in Alto, 561-564
Display:
in Alto, 556
in HP 9845A, 530-532
in PIC1650, 609
in TMS1000, 598
Display processor, 81, 91, 111
Display registers, 77
in B 6500/B 7500, 247-248
Division, hardware, 200-204
DMA (direct memory access), 7, 339
in Alto, 552
in HP 9845A, 524
Drum transfers, 138-139, 143-145
Dual-port controllers, 472, 477-478
Duplex architecture, 460-462
Dynabus, 471, 474-476
Dynamic Address Translation (DAT), 876
EBCDIC (Extended Binary-Coded-Decimal
Interchange Code), 699
ECL (emitter-coupled logic circuit)
technology in CRAY-1, 743-744
EDSAC, 38
EDVAC, 38
Effective address, 24, 26
EFTP (Ethernet File Transfer Protocol),
436-438
Emulation, 168, 860, 875
Encapsulation, object, 538
ENIAC, 38, 39
Eqv operator, 30
Error:
definition of, fault-tolerant systems, 440
handling of, in System/360, 848-850
Error-correcting codes, 473
Error-detecting codes, 451
ESS (Electronic Switching Systems)
processors, 41, 442-445, 459-470
No. 1, 463-465
No. 1A, 443, 466-68
No. 2, 465-466
No. 3A, 468-469
Ether, 433
Ethernet, 337, 346, 401, 429-438, 549,
565-566
implementation, 565-566
EULER language, 486
Exponential backoff algorithm, 434, 566 |
Extended Core Storage (ECS) in CDC
6600, 685
Extracodes, 135, 235
Failure, definition of, fault-tolerant
systems, 439
Fairchild:
F-8, 610
9400, 611
Family:
PDP-8, 766-775
PDP-11, 666-679, 766, 776-784
System/360, 856-873
System/370, 873-882
Family range, compatibility, and evolution,
763
Faraday's law, 10
Fast-fourier transform (FFT), 320-32 1
Fault, definition of, fault-tolerant systems,
439-440
Fault correction, 441
Fault detection, 440
Fault diagnosis, 441
Fault dictionary, 462
Fault simulation, 462
Fault tolerance in Pluribus, 381-383
Fault-tolerant systems, 92, 439-447
(See also specific fault-tolerant systems)
File system in Alto, 560-561
Fire code, 478
Flip network, 319-321
Flip-permutation network, 270
Flow control:
in ALOHA Network, 422-424
in networks, 391-392
Font table, 567
FORTRAN language, 14
in TI ASC, 759-762
Frame buffer, 556
FTMP, 336, 346
Full-duplex, 345
Full-multiplexed, 345
Function, system, 33, 39-42
commercial, 40-41
communications, 41-42
education, 42
home, 42
manufacturing control, 41
office, 41-42
publication, 41-42
scientific, 39-40
transportation, 42
(See also Processor function)
Gate array, 63
Gateways in Ethernet, 435
GE MARK III computer network, 393-395
General register, 45,71, 74-78
Gibson mix, 54
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