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NFL Placement Paper


National Fertilizers Ltd
nfl pattern &quetions,computer 
National fertilizers limited exam
For management trainee
Time 2:00hrs

Pattern: aptitude+technical
50% 50%
aptitude: vocabulary english+verbal,nonverbal  reasoning+quantative 
technical: c,oops,operating system,compiler,dbms,network,computer graphics,compuiter organisation in this exam 170 questions & time allotted for this exam only 2:00hrs/120min negative marking in this exam:on 1 wrong ans 0.5 mark will be deducted right ans contain 1 mark

some confirm question on this exam:

[1] the process of transforming 1 bit pattern into another is called a masking b bitting c prunning d chopping

[2] lint is a  compiler b a interactive debugger c a cinterpreter d a tool for  analysing c++ program

[3] header files used in c programs usually found in a /bin/include b /usr/bin/include c /dev/include d /usr/include

[4] dijstra banking algorithm used in the problem a dead lock avoidance b deadlock recovery c mutual exclusion d none

[5] which is following service is not supported by operating system a compilation b accounting protection d i/o operation

[6]which is the following sheduling policy is suited in time sharing  o/s a sjf b fcfs c round robin d none

[7] a top down parser genrates a left most derivation b right most derivation c right most  derivation in reverse
[8] a bottom up parser genrates a left most derivation b right most derivation c right most derivation in reverse

[9] which is the following symbol table implementation is based on principal of locality of referencea linear list b searchtree c hash table d self organisation list

[10] let * be a boolean operation defined by a a*b =a*b+a'b' then a*a a A b B c 0 d 1

[11]the number column in a state table for a sequential circuit with  m flip flops and n inputs a m+n b m+2n c 2m+n d 2m+2n

[12] the minimum time delay between the initiation of two memory operations a access time b cycle time c transfer rate d latency time

[13] the way a card player game arranges his cards as he picks them  up one by onea bubble sort b insertion c selection d merge sort

[14] phenomenon of having a continuous glow of a beam on the screen  even aftera removed a called a a flouresence b persistence c phospherence d incadence

[15] which display device is suited for cad system  a a crt with vector referesh monitor b crt with raster scan monitor
c plasma panel display d led display

[16] the basic elements of a picture in volume graphics a pixel b voxel c volsel d none

[17] which of the following system resides in memory always a text editor b assembler c linker d loader 

[18] for a weak entity set to be meaningful it must be a part of a one to many relationship b one to one c many to many d none

[19] c front is a  a is front end of a c compiler b is preprocessor of a ccompiler c translates a c++ code to its equivalent code d none

[20] files in a structure of ac++ are by default a public b private c protected d none

[21] end to end connectivity is provided from host to host in a the network layer b the transport layer c the session layer d data 
link layer

[22] how many characters persec (7bit+1) can be transmitted per over  a 2400 bps line in the transfer is synchronous]
a 300 b 240 c 275 d 250

[23] which is the following is more closely related to the physical  communication facilities
a application b session networkn d datalink 


2time and work
4 arithmatic
5 boat
6profit & loss
7 ratio
8 si & ci

sequnce arrangement
direction sence
ven diagram



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