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a unix device driver isans a unix device driver is structured in two halves termed as top half and bottom
which is not a key piece of information stored in single page table entry assuming pure paging and virtual memoryans a reference for the disk block
the main reason to encrypt a file is to ans the main purpose to encrypt a file is to secure that for
a macro definition consists ofans a macro definition havea macro prototype statement one or various model statements and also macro pre-processor
the features are needed to implement top down parsing areans source string marker prediction making mechanism and also matching and backtracking
the syntax of the assembler directive equ is ans the syntax of the assembler directive equ is as given belowlt symbol gteqult address space
which processing is not a part of synthesis phaseans perform lc processing is not a part of synthesis
locality of reference implies that the page reference being made by a process is ans locality of reference means that the page reference being made
an operating system contains 3 user processes each requiring 2 units of resource r the minimum number of units of r such that no deadlocks will ever
a critical section is a program segmentans a critical section is a program segment where shared resources are
which scheduling policy is most suitable for a time-shared operating systemans round-robin scheduling policy is most appropriate for a time-shared
what is a linker programans links the program with other programs required for its execution is called a linker
in a two-pass assembler the task of the pass ii is toans the task of the pass ii is to synthesize the target program in a two-pass
the expansion of nested macro calls done by using ofans lifo rule is used for the expansion of nested macro
a parser which is a variant of top-down parsing without backtracking isans recursive descend is a variant of top-down parsing without
nested macro calls are expanded using theans by using the lifo last in first out nested macro calls are
which is valid syntax of the fork and join primitiveans a valid syntax of the fork and join primitive is as given belowfork lt label gtjoin lt var
define the component of a process precedence sequenceans process name sequence operator and also concurrency operator components are process
the blocking factor of a file isans the number of logical records in single physical record is called the blocking factor of a
throughput of a system isans throughput of a system is no of programs processed by this per unit
which loader is executed when a system is first turned on or restartedans bootstrap loader executed while a system is first turned on or
what is an imperative statementans shows an action to be performed throughout execution of assembled program is an imperative
what is disadvantage of distributed systemsans reliability is disadvantage of distributed
program generation activity aims atans at automatic generation of program the program generation activity
which approaches do not require knowledge of the system stateans deadlock detection deadlock prevention and deadlock avoidance none of the given