Placement Papers: GlobalEdge Placement Paper 2006

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  1. Remove the odd ones

    1. job scheduler

    2. long term scheduler

    3. medium term scheduler

    4. process term scheduler

    ans: d

  2. long term scheduler is also known as

    1. cpu scheduler

    2. job scheduler

    3. middle term scheduler

    4. none of these

    ans: b

  3. which one is not in the process state

    1. ready

    2. run

    3. terminated

    4. none of these

    ans: d

  4. Switching the cpu to another process requires saving the state of the old process and loading the saved state is called

    1. mode switch

    2. process switch

    3. context switch

    4. none

    ans: c

  5. which one is not in the compilation stage

    1. lexical analyser

    2. parser

    3. assembler

    4. code generator

    ans: c

Operating System

  1. Round Robin algorithm is used in:

    1. deadlock preventiom

    2. process management

    3. scheduling

    4. deadlock detection

  2. Type of memory management used in unix os

  3. File system supported in Unix

  4. number of address bits in 8086 processor

  5. which is the data type, which doeS'nt depend on the m/c

OS Questions

  1. Which is the most efficient page replacement algo-

    1. LRU (Correct-not v sure)

    2. LFU

    3. FIFO

    4. LIFO

  2. Compaction comes into picture in-

    1. Paging

    2. Sheduling

    3. Segmentation (Correct)

    4. File Management

  3. Which systems support both Real Mode/Protected Mode-

    1. Intel 386 and higher (Correct)

    2. Intel 286 and higher

    3. Pentium series only

    4. None of teh above

  4. High Paging Activity leads to-

    1. Swapping

    2. Compaction

    3. Thrashing (Correct)

    4. External Fragmentation

  5. Which are the necessary conditions for deadlock

    1. Mutual Exclusion

    2. Non preemption

    3. Circular wait

    4. Hold and wait

    5. All of the above (Correct)

Nw Questions

  1. Gateway is the one which choices:

    1. Supports Multiple Protocols within same Network

    2. Routes Messages/Packets within same Network, having single protocol

    3. Supports Muliple Protocols of two/more Different Networks

    4. Routes Messages/Packets to differnt Networks, having same protocol b/w them

  2. Size of ATM packet, in bytes

    1. 34

    2. 53

    3. 33

    4. 32

  3. Where is the Bootstrap Loader present physically?

    1. HDD

    2. BIOS ROM

    3. First Track Zeroth Cylinder Zeroth Sector

    4. Zeroth Track Zeroth Cylinder First Sector

  4. Major Difference b/w Switches & Routers is

    1. No Difference between them

    2. Switches work in Data Link Layer & Routers in Network Layer of OSI model

    3. Switches divides the bandwidth across the various Devices connected whereas Routers Preserve Bandwidth.

    4. Routers have more intelligence than switches in routing a packet & able to

    adjust to the environmental changes Dynamically

  5. Difference between a Hub & a Repeater

    1. Hub is used in Network Layer & Repeater at Physical Layer

    2. Hub & Repeater both are same

    3. Hub is a Repeater

    4. Hub divides Bandwith among various Machines whereas Repeater doesnot

Computer Questions

  1. The different stages of compilation are

    1. preprocessor, compiler, assembler, loader, linker

    2. preprocessor, compiler, assembler, linker, loader (ans)

    3. preprocessor, assembler, compiler, linker, loader

    4. preprocessor, compiler, linker, assembler, loader

  2. Round Robin algorithm is used in

    1. memory management

    2. cpu scheduling (ans)

    3. deadlock detection

    4. none of the above

  3. Multiprogamming is used

    1. to maximize cpu utilization (ans)

    2. to increase process execution time

    3. to save memory

    4. none of the above

  4. Drawback in paging is

    1. internal fragmentation (ans)

    2. external fragmentation

    3. both (a) and (b)

    4. none of the above

  5. Belady's Anomaly occurs in which page replacement algorithm?

    1. fifo (ans)

    2. lru

    3. lfu

    4. none

Computer Concepts

  1. spooling is the acronym for

    1. simultaneous processors operation online

    2. simultaneous peripheral operation online

    3. simultaneous peripheral operation over line

    4. simultaneous processor online operation

    ans: (b)

  2. Telnet is

    1. Application layer protocol

    2. Network Layer protocol

    3. used by Link Layer for sending frames

    4. None of the above

    ans: (a)

  3. socket in network programming is

    1. an electrical device

    2. IPC

    3. synchronization tool

    4. Network layer protocol

    ans: (b)

  4. DMA stands for

    1. Direct Memory Access

    2. Directional Momentary Acess

    3. Directional Major device Access

    4. Direct Minor device Access

    ans: (a)

  5. Linux

    1. has hierarchical file system

    2. has FAT

    3. treats peripheral devices as files

    4. both a and c

    ans: (d)

Computer Concepts Questions I

  1. in case memory maped i/o which one is not true

    1. there a is seperate address space for i/o operation

    2. special instruction are used for i/o data transfer

    3. memory address may overlap

    4. none of the above:

    Ans. a

  2. DMA requires

    1. most of the cpu time

    2. cash

    3. CPU instantiation.

    4. main memory.

    Ans. c

  3. special i/o instruction r required for

    1. Memory mapped i/o

    2. i/o mapped i/o

    3. both of these

    4. none of these

    Ans. a

  4. out put of complier is

    1. assembly code

    2. object code

    3. machine code

    4. none of the above

    Ans. b

    5 which one these is onchip mem

Computer Concepts Questions II

  1. Who is called the father of Computers?

    1. Blaise Pascal

    2. Herman Hollerith

    3. Antony Van

    4. Charles Babbage

    Ans (d).

  2. How many columns did Punched Card have?

    1. 24

    2. 100

    3. 80

    4. 16

    Ans (c).

  3. What does the acronym FTP stand for?

    1. File Transmission Protocol

    2. File Transfer Protocol

    3. Fifo Termination Pointer

    4. File Tracking Pointer

    Ans (b).

  4. Which company was involved in the development of Unix?

    1. Microsoft

    2. IBM

    3. AT&T

    4. Hewlett Packard

    Ans (c).

  5. What does acronym RISC stand for?

    1. Rapid Instruction Set Computers

    2. Rapid Integer Signalling Computers

    3. Reduced Instruction Set Computers

    4. Reliable Instruction Set Computers

Ans (c).