Operating System (OS)
Link encryption

None of these
is more secure than end-to-end encryption
is less secure than end-to-end encryption
is used only to debug
can not be used in a public network

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Operating System (OS)
Which of the following is not true about documentation?

All of these
Documentation, of a system, should be as clear and direct as possible
Documentation increases the maintenance time and cost
None of these
Documentation gives better understanding of the problem

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Operating System (OS)
Addressing structure

defines the fundamental method of determining effective operand addresses
performs indicated operations on two fast registers of the machine and leave the result in one of the registers.
are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing.
None of these
All of these

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Operating System (OS)
The CPU, after receiving an interrupt from an I/O device

None of these
branches off to the interrupt service routine immediately
branches off to the interrupt service routine after completion of the current instruction
hands over control of address bus and data bus to the interrupting device
halts for a predetermined time

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