GATE CSE 1997 | Memory Management Question 57 | Operating Systems

PREVIOUS NEXT

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.

GATE CSE 1996

MCQ (Single Correct Answer)

-0.3

A ROM is sued to store the table for multiplication of two $$8$$-bit unsigned integers. The size of ROM required is

$$256 \times 16$$

$$64\,K \times 8$$

$$4\,K \times 16$$

$$64\,K \times 16$$

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.

PREVIOUS NEXT

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 File System IO and Protection Deadlocks Memory Management

Algorithms

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

Digital Logic

Number Systems Boolean Algebra K Maps Combinational Circuits Sequential Circuits

Database Management System

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

Data Structures

Trees Hashing Arrays Linked List Graphs Stacks and Queues

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 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