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⟦50e0e5514⟧ Wang Wps File
Length: 1532 (0x5fc)
Types: Wang Wps File
Notes: Spelunked
Names: »~ORPHAN11.00«
Derivation
└─⟦ad67f9f62⟧ Bits:30006075 8" Wang WCS floppy, CR 0032A
└─ ⟦this⟧ »~ORPHAN11.00«
WangText
h could divert, disrupt or inadvertently change the state of the application software
provided with CAMPS shall not be available for execution unless the processor is in
a "privileged" state.
4) Every instruction code shall result in a prescribe action. The occurence and/or
attempted execution of any illegal code or bit-pattern shall be signalled and
shall result in an abort procedure.
5) Key switches shall be provided on all VDU's and medium speed teleprinters.
6) A read/write memoy erase function feature shall be provided. HW/SW techniques
must be available to the accomplishment of this function.
7) All hardware shall be individually addressable by the computer.
b) S̲o̲f̲t̲w̲a̲r̲e̲
The following software features shall be povided:
1) All programmes and data files loaded into the system shall carry block parity
check sums to allow the detection of corrupted data.
2) Access to CAMPS data files shall be made through system calls which pass through
the authorisatio mechanism.
3) Recovery procedures after system failure shall include checksumming of the operating
system software, reloading if this is necessary.
4) The supervisor shall have facilities to cause
a system integrity check (i.e. checksumming
of system software) to be performed at any
time he sees fit. This shall be done witout
disrupting the functioning of the system.
5) To the extent possible, the operating system
shall run in the non-privileged user state.
