Hands On Database 2000 Mcq
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Hands On DATABASE 2000 MCQ
Our 2000+ Database Management System questions and answers focuses on all areas of Database Management System subject covering 100+ topics in Database Management System. These topics are chosen from a collection of most authoritative and best reference books on Database Management System. One should spend 1 hour daily for 2-3 months to learn and assimilate Database Management System comprehensively. This way of systematic learning will prepare anyone easily towards Database Management System interviews, online tests, examinations and certifications. Highlights Ø 2000+ Multiple Choice Questions & Answers in Database Management System with explanations Ø Lots of MCQs with Database Management System code/programming snippet and its output Ø Every MCQ set focuses on a specific topic in Database Management System Who should Practice these Database Management System Questions? Ø Anyone wishing to sharpen their skills on Database Management System programming language Ø Anyone preparing for aptitude test in Database Management System (both objective type and coding written test) Ø Anyone preparing for interviews (campus/off-campus interviews, walk-in interview and company interviews) Ø Anyone preparing for entrance examinations and other competitive examinations Ø All – Experienced, Freshers and Students Randomly DBMS 600+ MCQ Set Questions & Answers 7 Randomly DBMS 100+ MCQ Set Questions & Answers 85 Relational Database and Database Schema MCQ Set 99 Keys. 102 Relational Query Operations and Relational Operators 105 SQL Basics and SQL Data Definition 108 SQL Queries 111 Basic SQL Operations. 115 Set Operations 119 Null Values Operations 122 Aggregate Functions and Nested Subqueries – 1 125 Aggregate Functions and Nested Subqueries – 2 128 Modification of Database 131 Join Expressions 135 Database Questions And Answers – Views 138 Database Questions And Answers Transactions 142 Integrity Constraints 145 SQL Data Types and Schemas 148 Authorizations 151 Access SQL from a Programming Language 154 Functions and Procedures 157 Triggers 161 Recursive Queries and Aggregation Features. 164 OLAP-(online analytical processing) 167 Relational Algebra 170 Tuple Relational Calculus & Domain Relational Calculus 173 The Entity-Relationship Model 176 Constraints 179 Entity-Relationship Diagrams 182 Reduction to Relational Schemas 185 Entity-Relationship Design Issues 189 Extended E-R Features 192 Querying Database Part-1 DDL 195 Querying Database Part-2 DML 199 Atomic Domains 203 Normal Forms 206 Functional-Dependency Theory 209 Algorithms for Decomposition 213 Multivalued Dependencies 216 Database Design Process 219 Application Programs and User Interfaces- 222 Web Fundamentals 225 Servlets and JSP 228 Application Architectures 231 Rapid Application Development 234 Application Performance 237 Application Security 240 Encryption and Its Applications 243 Physical Storage Media 246 Magnetic Disk and Flash Storage 249 RAID 252 Tertiary Storage 255 File Organisations 258 Organization of Records in Files 261 Data-Dictionary Storage 264 Database Buffer 267 Ordered Indices 270 Hashing techniques 273 Ordered Indexing and Hashing 276 Bitmap Indices 279 Index Definition in SQL. 282 Query Processing 285 Selection Operation 288 Sorting 291 Join Operations 294 Evaluation of Expressions 297 Transformation of Relational Expressions 300 Estimating Statistics of Expression Results 303 Materialized Views 306 Advanced Query Optimization 310 Transaction Concept 313 A Simple Transaction Model 316 Storage Structure 319 Transaction Atomicity and Durability 322 Querying Database Part -3 325 Querying Database Part– 4 328 Querying Database Part– 5 331 Implementation of Isolation Levels 334 Transactions as SQL Statements 338 Lock-Based Protocols 341 Deadlocks 344 Multiple Granularity 347 Multiversion Schemes 350 Snapshot Isolation 353 Insertion Deletion Predicate Reads 356 Concurrency in Index Structures 361 Failure Classification 364 Recovery 367 Buffer Management 370 Failure with Nonvolatile Storage 376 ARIES 376 Lock Release and Undo Operations 379 Remote Backup Systems 382 Typical Mix DBMS MCQ's Set. 385-405
Hands on Operating Systems 1500 MCQ
Our 1500+ Operating Systems questions and answers focuses on all areas of Operating Systems subject covering 100+ topics in Operating Systems. These topics are chosen from a collection of most authoritative and best reference books on Operating Systems. One should spend 1 hour daily for 15 days to learn and assimilate Operating Systems comprehensively. This way of systematic learning will prepare anyone easily towards Operating Systems interviews, online tests, examinations and certifications. You can watch basic Operating Systems video lectures by visiting our YouTube channel IT EXAM GURUJI. Highlights ------------ 1500+ Basic and Hard Core High level Multiple Choice Questions & Answers in Operating Systems with explanations. Prepare anyone easily towards Operating Systems interviews, online tests, Government Examinations and certifications. Every MCQ set focuses on a specific topic in Operating Systems. Who should Practice these Operating Systems Questions? Anyone wishing to sharpen their skills on Operating Systems. Anyone preparing for aptitude test in Operating Systems. Anyone preparing for interviews (campus/off-campus interviews, walk-in interview & company interviews) Anyone preparing for entrance examinations and other competitive examinations. All – Experienced, Freshers and Students. Inside- ------- Operating System Basics -----------------------------------------------------------------------6 Processes ----------------------------------------------------------------------------------------- 8 Process Control Block--------------------------------------------------------------------------10 Process Scheduling Queues----------------------------------------------------------------- 12 Process Synchronization----------------------------------------------------------------------15 Process Creation------------------------------------------------------------------------------- 17 Inter Process Communication---------------------------------------------------------------19 Remote Procedure Calls-----------------------------------------------------------------------21 Process Structures------------------------------------------------------------------------------23 CPU Scheduling----------------------------------------------------------------------------------26 CPU Scheduling Benefits----------------------------------------------------------------------28 CPU Scheduling Algorithms I --------------------------------------------------------------- 31 CPU Scheduling Algorithms II ---------------------------------------------------------------34 Critical Section (CS) Problem and Solutions- --------------------------------------------37 Semaphores I -----------------------------------------------------------------------------------39 Semaphores II ----------------------------------------------------------------------------------43 The Classic Synchronization Problems----------------------------------------------------46 Monitors------------------------------------------------------------------------------------------49 Atomic Transactions---------------------------------------------------------------------------51 Deadlock -----------------------------------------------------------------------------------------54 Deadlock Prevention---------------------------------------------------------------------------56 Deadlock Avoidance ---------------------------------------------------------------------------59 Deadlock Detection ----------------------------------------------------------------------------63 Deadlock Recovery-----------------------------------------------------------------------------65 Memory Management –Swapping Processes I -----------------------------------------67 Memory Management – Swapping Processes II -------------------------------------- 70 Memory Management ---------------------------------------------------------------------- 73 Memory Allocation I ------------------------------------------------------------------------- 75 Memory Allocation II --------------------------------------------------------------------------78 Paging – I -----------------------------------------------------------------------------------------80 Paging – II ----------------------------------------------------------------------------------------83 Segmentation------------------------------------------------------------------------------------86 I/O System – Application I/O Interface – I -----------------------------------------------89 I/O System – Application I/O Interface – II ----------------------------------------------92 I/O System – Kernel I/O Subsystems ------------------------------------------------------95 RTOS ----------------------------------------------------------------------------------------------97 Implementing RT Operating Systems -----------------------------------------------------99 Implementing RT Operating Systems ----------------------------------------------------101 Real Time CPU Scheduling – I --------------------------------------------------------------103 Real Time CPU Scheduling – II -------------------------------------------------------------106 Multimedia Systems -------------------------------------------------------------------------108 Multimedia System – Compression – I --------------------------------------------------110 Multimedia System – Compression – II--------------------------------------------------113 Multimedia System – Compression – III-------------------------------------------------115 CPU and Disk Scheduling -------------------------------------------------------------------117 Network Management ----------------------------------------------------------------------119 Security – User Authentication -----------------------------------------------------------122 Security – Program and System Threats-------------------------------------------------125 Security – Securing Systems and Facilities ---------------------------------------------129 Security – Intrusion Detection ------------------------------------------------------------132 Security – Cryptography --------------------------------------------------------------------135 Secondary Storage ---------------------------------------------------------------------------137 Linux ---------------------------------------------------------------------------------------------139 Threads -----------------------------------------------------------------------------------------141 User and Kernel Threads -------------------------------------------------------------------143 Multi Threading Models --------------------------------------------------------------------146 The Fork and exec System Calls -----------------------------------------------------------148 Thread Cancellation -------------------------------------------------------------------------150 Signal Handling -------------------------------------------------------------------------------152 Thread Pools ----------------------------------------------------------------------------------155 Virtual Memory -------------------------------------------------------------------------------157 Virtual Memory – Demand Paging -------------------------------------------------------159 Page Replacement Algorithms – I- -------------------------------------------------------162 Page Replacement Algorithms – II--------------------------------------------------------165 Allocation of Frames -------------------------------------------------------------------------168 Virtual Memory – Thrashing ---------------------------------------------------------------171 File System Concepts ------------------------------------------------------------------------174 File System Implementation----------------------------------------------------------------176 File System Interface Access Methods – I-----------------------------------------------178 File System Interface Access Methods – II----------------------------------------------180 File System Interface Directory Structure – I-------------------------------------------182 File System Interface Directory Structure – II------------------------------------------185 File System Interface Mounting and Sharing ------------------------------------------188 File System Interface Protection ----------------------------------------------------------191 File System ImplementationAllocation Methods – I----------------------------------194 File System Implementation–Allocation Methods – II-------------------------------197 File System Implementation–Allocation Methods – III------------------------------200 File System Implementation – Performance - -----------------------------------------203 File System Implementation – Recovery -----------------------------------------------205 File System Implementation – Network File System –I------------------------------207 File System Implementation – Network File System –II---------------------------- 209 I/O Subsystem ---------------------------------------------------------------------------------211 Disk Scheduling – I----------------------------------------------------------------------------213 Disk Scheduling – II---------------------------------------------------------------------------215 Disk Management ----------------------------------------------------------------------------218 Swap Space Management ------------------------------------------------------------------220 RAID Structure – I-----------------------------------------------------------------------------223 RAID Structure – II----------------------------------------------------------------------------226 Tertiary Storage -------------------------------------------------------------------------------229 Protection – Access Matrix -----------------------------------------------------------------231 Protection Concepts -------------------------------------------------------------------------235 Security -----------------------------------------------------------------------------------------237 Memory Protection --------------------------------------------------------------------------239 Protection – Revocation of Access Rights ----------------------------------------------242 Distributed Operating System -------------------------------------------------------------245 Types & Resource Sharing - ----------------------------------------------------------------247 D-OS Network Structure & Topology - --------------------------------------------------250 Robustness of Distributed Systems ------------------------------------------------------252 Distributed File System – I------------------------------------------------------------------254 Distributed File System – II-----------------------------------------------------------------256 Distributed File System – III----------------------------------------------------------------258 Distributed Coordination -------------------------------------------------------------------260 Distributed Synchronization ---------------------------------------------------------------263
Computer Fundamentals Success Master Edition - 2000+ MCQ E-Book
Our 2000+ Computer Fundamentals Success Master Questions and Answers focuses on all areas of Computer Fundamentals subject covering 110+ topics in Computer Fundamentals. These topics are chosen from a collection of most authoritative and best reference books on Computer Fundamentals. One should spend 1 hour daily for 15 days to learn and assimilate Computer Fundamentals comprehensively. This way of systematic learning will prepare anyone easily towards Computer Fundamentals interviews, online tests, Examinations and Certifications. Highlights 2000+ Basic and Hard Core High level Multiple Choice Questions & Answers in Computer Fundamentals with Explanations. Prepare anyone easily towards Computer Fundamentals interviews, online tests, Government Examinations and certifications. Every MCQ set focuses on a specific topic in Computer Fundamentals. Specially designed for IBPS IT, SBI IT, RRB IT, GATE CSE, UGC NET CS, PROGRAMMER, RSCIT and other IT & Computer Science related Exams. Who should Practice these Computer Fundamentals Questions? Anyone wishing to sharpen their skills on Computer Fundamentals. Anyone preparing for aptitude test in Computer Fundamentals. Anyone preparing for interviews (campus/off-campus interviews, walk-in interviews) Anyone preparing for entrance examinations and other competitive examinations. All – Experienced, Freshers and Students.