GATE CSE 1998 | Memory Management Question 68 | Operating Systems

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GATE CSE 1998

MCQ (Single Correct Answer)

-0.3

In a resident $$–OS$$ computer, which of the following systems must reside in the main memory under all situations?

Assembler

Linker

Loader

Compiler

GATE CSE 1997

MCQ (Single Correct Answer)

-0.3

Locality of reference implies that the page reference being made by a process

Will always be to the page used in the previous page reference

Is likely to be to one of the pages used in the last few page references

Will always be to one of the pages existing in memory

Will always lead to a page fault

GATE CSE 1997

MCQ (Single Correct Answer)

-0.3

Thrashing

Reduces page $$I/O$$

Decreases the degree of multiprogramming

Implies excessive page $$I/O$$

Improve the system performance

GATE CSE 1997

MCQ (Single Correct Answer)

-0.3

Dirty bit for a page in a page table

Helps avoid unnecessary writes on a paging device

Helps maintain $$LRU$$ information

Allows only read on a page

None of the above.

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GATE CSE Subjects

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Theory of Computation

Finite Automata and Regular Language Push Down Automata and Context Free Language Undecidability Recursively Enumerable Language and Turing Machine

Operating Systems

Process Concepts and Cpu Scheduling Synchronization and Concurrency Deadlocks Memory Management File System IO and Protection

Algorithms

Greedy Method Complexity Analysis and Asymptotic Notations Dynamic Programming Divide and Conquer Method Searching and Sorting P and NP Concepts

Digital Logic

Sequential Circuits Boolean Algebra K Maps Combinational Circuits Number Systems

Database Management System

Er Diagrams Functional Dependencies and Normalization Structured Query Language Relational Algebra Transactions and Concurrency File Structures and Indexing

Data Structures

Arrays Stacks and Queues Linked List Trees Graphs Hashing

Computer Networks

Concepts of Layering Data Link Layer and Switching Network Layer Application Layer Protocol Routing Algorithm TCP UDP Sockets and Congestion Control Lan Technologies and Wi-Fi Network Security

Software Engineering

Compiler Design

Syntax Directed Translation Parsing Lexical Analysis Code Generation and Optimization

Web Technologies

General Aptitude

Verbal Ability Logical Reasoning Numerical Ability

Discrete Mathematics

Set Theory & Algebra Linear Algebra Graph Theory Combinatorics Mathematical Logic Probability Calculus

Programming Languages

Basic of Programming Language Pointer and Structure in C Function and Recursion

Computer Organization

Computer Arithmetic Pipelining Machine Instructions and Addressing Modes Memory Interfacing IO Interface Alu Data Path and Control Unit Secondary Memory