GATE CSE 1995 | Memory Management Question 67 | Operating Systems

GATE CSE 1995

MCQ (Single Correct Answer)

-0.3

In a paged segmented scheme of memory management, the segment table itself must have a page table because:

The segment table is often too large to fit in one page.

Each segment is spread over a number of pages

Segment tables point to page table and not to the physical locations of the segment.

The processor’s description base register points to a page table.

GATE CSE 1995

MCQ (Single Correct Answer)

-0.3

The principle of locality justifies the use of

Interrupts

DMA

Polling

Cache Memory

GATE CSE 1995

MCQ (Single Correct Answer)

-0.3

A linker is given object modules for a set of programs that were compiled separately. What information need to be included in an object module?

Object code

Relocation bits

Names and locations of all external symbols defined in the object module

Absolute addresses of internal symbols

GATE CSE 1992

MCQ (Single Correct Answer)

-0.3

Which page replacement policy sometimes leads to more page faults when size of memory is increased?

Optimal

LRU

FIFO

None of these

GATE CSE Subjects

Theory of Computation

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

Operating Systems

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

Algorithms

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

Digital Logic

K Maps Boolean Algebra Combinational Circuits Number Systems Sequential Circuits

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

Software Engineering

Compiler Design

Lexical Analysis Parsing Syntax Directed Translation Code Generation and Optimization

Web Technologies

General Aptitude

Numerical Ability Logical Reasoning Verbal Ability

Discrete Mathematics

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

Programming Languages

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

Computer Organization

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