Paper6

2.) Which of the following is responsible for displaying the

DOS prompt

a. Resident portion of COMMAND.COM

b. Transient portion of COMMAND.COM *

c. SYSINIT module of IO.SYS

d. AUTOEXEC.BAT

3.) Bootstrap loader program is a program belonging to:

a. ROM extension software

b. ROM startup software *

c. ROM-BIOS software

d. ROM Basic software

4.) Whether a particular operation is successfully carried out by

DOS or not is indicated by the value stored in


a.Ordinary register

b.Flags register *

c.Segment register

d.Offset register

5.) In a 80386 microprocessor each CPU register is

a.12 bits long

b.16 bits long *

c. 8 bits long

d. 8 bytes long

6.) Each Address in Interrupt Vector table is

a. 2 bytes long

b. 4 bytes long *

c. 8 bytes long

d. 1 byte long

7.) The Program Counter is also called

a. Stack Pointer

b. Base Pointer

c. Instruction Pointer *

d. None of the above

8.) The 8088 is a

a. 8 bit Microprocessor

b. 16 bit Microprocessor

c. 8/16 bit Microprocessor *

d. a 32 bit Microprocessor

9.) Pick the odd one out

a. VGA

b. EGA

c. XGA

d. BCA *

10.) A ROM-BIOS routine makes use of the segment register

ES and DS. To call this routine which function would you use

a. int86()

b. int86x() *

c. intdos()

d. intdosx() *

11.) Conventionally one screenful of characters would require

how many bytes:

a. 2000

b. 3000

c. 4000 *

d. 5000





1

IEEE stands for ?

a) Institute of Electrical and Electronic Engineers

b) Information for Electronics and Electrical Engineers

c) International Electronics and Elecrical Engineers.

d) None of the above.

Ans: a

2





Which of the following protocol help us while receiving mail messages

over the internet ?

a) SNMP b)

ans: c

3

Which of the following tools are used to partition the hard disk ?

a) fdisk

b) Disk Manager ( DM ).


c) Both

d) None of the above.

ans: c

4

EBCDIC code stands for ?

a) Extended Binary coded decimal interchange code

b) Extended Biased coding Decimal interchange code

c) External Biased coding Decimal interchange code

d) None of the above

ans: a

5

C++ designed and developed by ?

a) Kerninghan & Ritchie.

b) Thomson.

c) Bary B Brey.

d) Bjarne Stroustrup

ans: d)

GLOBAL EDGE Placement Paper

1)Remove the odd ones

a)job scheduler b)long term scheduler c)medium term scheduler

d)process term scheduler

ans:d

2) long term scheduler is also known as

a)cpu scheduler b)job scheduler c)middle term scheduler d)none of these

ans:b

3)which one is not in the process state

a)ready b)run c)terminated d)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

a)mode switch b)process switch c)context switch d)none

ans:c

GLOBAL EDGE Latest Fresher Engineer Placement Sample Question Paper 6 2005

5)which one is not in the compilation stage

a)lexical analyser

b)parser

c)assembler

d)code generator

ans:c



Operating System :

1. Round Robin algorithm is used in :

a. deadlock preventiom b. process management c . scheduling (1)

d . deadlock detection



2. Type of memory management used in unix os

a. swapping b. demand paging c . both a and b(1) d. none of the above



3. File system supported in Unix

a. ext2 b. ext3 c. a and b (1) d . none of the above

4. number of address bits in 8086 processor

a. 16 b. 20(1) c . 24 d. 12

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

a. char(1) b. int c. float d.none

6

the int size depends on ?

a. ALU size(1) b. OS c. none



OS Questions



1. Which is the most efficient page replacement algo -

a. LRU ( Correct - not v sure )


b. LFU

c. FIFO

d. LIFO



2. Compaction comes into picture in -

a. Paging

b. Sheduling

c. Segmentation ( Correct )

d. File Management

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

a. Intel 386 and higher ( Correct)

b. Intel 286 and higher

c. Pentium series only

d. None of teh above

4. High Paging Activity leads to -

a. Swapping

b. Compaction

c. Thrashing ( Correct)

d. External Fragmentation

5. Which are the necessary conditions for deadlock

a. Mutual Exclusion

b. Non preemption

c. Circular wait

d. Hold and wait

e. All of the above ( Correct)

/* N/w Questions */

1) Gateway is the one which

choice(s) :



(a) Supports Multiple Protocols within same Network

(b) Routes Messages / Packets within same Network , having single protocol

(c) Supports Muliple Protocols of two / more Different Networks

(d) Routes Messages / Packets to differnt Networks,having same protocol b/w them

2) Size of ATM packet , in bytes

choice(s) :



(a)34

(b)53

(c)33

(d)32



3) Where is the Bootstrap Loader present physically ?

Choice(s) :



(a) HDD

(b) BIOS ROM

(c) First Track Zeroth Cylinder Zeroth Sector

(d) Zeroth Track Zeroth Cylinder First Sector