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COMPUTER AWARENESS TEST 


1.In the command scanf, h is used for

Ans. Short int


2.A process is defined as

Ans. Program in execution


3.A thread is

Ans. Detachable unit of executable code)


4.What is the advantage of Win NT over Win 95

Ans. Robust and secure


5.How is memory management done in Win95

Ans. Through paging and segmentation


6.What is meant by polymorphism

Ans. Redfinition of a base class method in a derived class


7.What is the essential feature of inheritance

Ans. All properties of existing class are derived


8.What does the protocol FTP do

Ans. Transfer a file b/w stations with user authentification


9.In the transport layer ,TCP is what type of protocol

Ans. Connection oriented


10.Why is a gateway used

Ans. To connect incompatible networks


11.How is linked list implemented

Ans. By referential structures


12.What method is used in Win95 in multitasking

Ans. Non preemptive check


13.What is meant by functional dependency


14.What is a semaphore

Ans. A method synchronization of multiple processes


15.What is the precedence order from high to low ,of the 
symbols ( ) ++ /

Ans.( ) , ++, /


16.Preorder of A*(B+C)/D-G

Ans.*+ABC/-DG

18. B-tree (failure nodes at same level)


19. Dense index (index record appers for every search -key 
in file)


20.What is the efficiency of merge sort

Ans. O(n log n)


21.A program on swaping ( 10,5 )was given (candidate cannot 
recollect)


22.In which layer are routers used

Ans.In network layer


23.In which layer are packets formed ( in network layer ) 


24.heap ( priority queue )


25.copy constructor ( constant reference )

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26.Which of the following sorting algorithem has average 
sorting behavior --
       Bubble sort,merge sort,heap sort,exchange sort

Ans. Heap sort


27.In binary search tree which traversal is used for 
getting ascending order values--Inorder ,post order,preorder

Ans.Inorder


28.What are device drivers used for

Ans.To provide software for enabling the hardware


29. Irrevalent to unix command ( getty)


30.What is fork command in unix

Ans. System call used to create process


31.What is make command in unix

Ans. Used forcreation of more than one file


32.In unix .profile contains

Ans. Start up program


33.In unix echo is used for ( answer C)


34.In unix 'ls 'stores contents in

Ans.inode block


QUANTITATIVE SECTION


1.In a class composed of x girls and y boys what part of 
the class is composed of girls

A.y/(x + y)
B.x/xy
C.x/(x + y)
D.y/xy

Ans.C


2.What is the maximum number of half-pint bottles of cream 
that can be filled with a 4-gallon can of cream(2 pt.=1 qt. 
and 4 qt.=1 gal)

A.16
B.24
C.30
D.64

Ans.D


3.If the operation,^ is defined by the equation x ^ y = 2x 
+ y,what is the value of a in 2 ^ a = a ^ 3

A.0
B.1
C.-1
D.4

Ans.B


4.A coffee shop blends 2 kinds of coffee,putting in 2 parts 
of a 33p. a gm. grade to 1 part of a 24p. a gm.If the 
mixture is changed to 1 part of the 33p. a gm. to 2 parts 
of the less expensive grade,how much will the shop save in 
blending 100 gms.

A.Rs.90
B.Rs.1.00
C.Rs.3.00
D.Rs.8.00

Ans.C


5.There are 200 questions on a 3 hr examination.Among these 
questions are 50 mathematics problems.It is suggested that 
twice as much time be spent on each maths problem as for 
each other question.How many minutes should be spent on 
mathematics problems

A.36
B.72
C.60
D.100

Ans.B


6.In a group of 15,7 have studied Latin, 8 have studied 
Greek, and 3 have not studied either.How many of these 
studied both Latin and Greek

A.0
B.3
C.4
D.5

Ans.B


7.If 13 = 13w/(1-w) ,then (2w)2 =

A.1/4
B.1/2
C.1
D.2

Ans.C


8. If a and b are positive integers and (a-b)/3.5 = 4/7, 
then 

(A) b < a
(B) b > a
(C) b = a
(D) b >= a 

Ans. A


9. In june a baseball team that played 60 games had won 30% 
of its game played. After a phenomenal winning streak this 
team raised its average to 50% .How many games must the 
team have won in a row to attain this average? 

A. 12
B. 20
C. 24
D. 30 

Ans. C


10. M men agree to purchase a gift for Rs. D. If three men 
drop out how much more will each have to contribute towards 
the purchase of the gift/ 

A. D/(M-3)
B. MD/3
C. M/(D-3)
D. 3D/(M2-3M) 

Ans. D


11. A company contracts to paint 3 houses. Mr.Brown can 
paint a house in 6 days while Mr.Black would take 8 days 
and Mr.Blue 12 days. After 8 days Mr.Brown goes on vacation 
and Mr. Black begins to work for a period of 6 days. How 
many days will it take Mr.Blue to complete the contract? 

A. 7
B. 8
C. 11
D. 12

Ans.C 


12. 2 hours after a freight train leaves Delhi a passenger 
train leaves the same station travelling in the same 
direction at an average speed of 16 km/hr. After travelling 
4 hrs the passenger train overtakes the freight train. The 
average speed of the freight train was? 

A. 30
B. 40
C.58
D. 60 

Ans. B 


13. If 9x-3y=12 and 3x-5y=7 then 6x-2y = ? 

A.-5
B. 4
C. 2
D. 8 

Ans. D 

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ANALYTICAL ABILITY 

1. The office staff of XYZ corporation presently consists 
of three bookeepers--A, B, C and 5 secretaries D, E, F, G, 
H. The management is planning to open a new office in 
another city using 2 bookeepers and 3 secretaries of the 
present staff . To do so they plan to seperate certain 
individuals who don't function well together. The following 
guidelines were established to set up the new office 

I. Bookeepers A and C are constantly finding fault with one 
another and should not be sent together to the new office 
as a team
II. C and E function well alone but not as a team , they 
should be seperated
III. D and G have not been on speaking terms and shouldn't 
go together
IV Since D and F have been competing for promotion they 
shouldn't be a team 

1.If A is to be moved as one of the bookeepers,which of the 
following cannot be a possible working unit.

A.ABDEH
B.ABDGH
C.ABEFH
D.ABEGH

Ans.B


2.If C and F are moved to the new office,how many 
combinations are possible

A.1
B.2
C.3
D.4

Ans.A


3.If C is sent to the new office,which member of the staff 
cannot go with C

A.B
B.D
C.F
D.G

Ans.B


4.Under the guidelines developed,which of the following 
must go to the new office

A.B
B.D
C.E
D.G

Ans.A


5.If D goes to the new office,which of the following is/are 
true

I.C cannot go
II.A cannot go
III.H must also go

A.I only
B.II only
C.I and II only
D.I and III only

Ans.D


2.After months of talent searching for an administrative 
assistant to the president of the college the field of 
applicants has been narrowed down to 5--A, B, C, D, E .It 
was announced that the finalist would be chosen after a 
series of all-day group personal interviews were held.The 
examining committee agreed upon the following procedure

I.The interviews will be held once a week
II.3 candidates will appear at any all-day interview session
III.Each candidate will appear at least once
IV.If it becomes necessary to call applicants for additonal 
interviews, no more 1 such applicant should be asked to 
appear the next week
V.Because of a detail in the written applications,it was 
agreed that whenever candidate B appears, A should also be 
present.
VI.Because of travel difficulties it was agreed that C will 
appear for only 1 interview. 

1.At the first interview the following candidates appear 
A,B,D.Which of the follwing combinations can be called for 
the interview to be held next week.

A.BCD
B.CDE
C.ABE
D.ABC

Ans.B


2.Which of the following is a possible sequence of 
combinations for interviews in 2 successive weeks

A.ABC;BDE
B.ABD;ABE
C.ADE;ABC
D.BDE;ACD

Ans.C


3.If A ,B and D appear for the interview and D is called 
for additional interview the following week,which 2 
candidates may be asked to appear with D?

I. A
II B
III.C
IV.E 

A.I and II
B.I and III only
C.II and III only
D.III and IV only

Ans.D


4.Which of the following correctly state(s) the procedure 
followed by the search committee

I.After the second interview all applicants have appeared 
at least once
II.The committee sees each applicant a second time
III.If a third session,it is possible for all applicants to 
appear at least twice

A.I only
B.II only
C.III only
D.Both I and II

Ans.A


3. A certain city is served by subway lines A,B and C and 
numbers 1 2 and 3
When it snows , morning service on B is delayed
When it rains or snows , service on A, 2 and 3 are delayed 
both in the morning and afternoon
When temp. falls below 30 degrees farenheit afternoon 
service is cancelled in either the A line or the 3 line,
but not both.
When the temperature rises over 90 degrees farenheit, the 
afternoon service is cancelled in either the line C or the
3 line but not both.
When the service on the A line is delayed or cancelled, 
service on the C line which connects the A line, is delayed.
When service on the 3 line is cancelled, service on the B 
line which connects the 3 line is delayed. 

Q1.  On Jan 10th, with the temperature at 15 degree 
farenheit, it snows all day. On how many lines will service 
be
       affected, including both morning and afternoon. 

(A) 2
(B) 3
(C) 4
(D) 5 

Ans. D 


Q2. On Aug 15th with the temperature at 97 degrees 
farenheit it begins to rain at 1 PM. What is the minimum 
number
      of  lines on which service will be affected? 

(A) 2
(B) 3
(C) 4
(D) 5 

Ans. C 


Q3. On which of the following occasions would service be on 
the greatest number of lines disrupted. 

(A) A snowy afternoon with the temperature at 45 degree 
farenheit
(B) A snowy morning with the temperature at 45 degree 
farenheit
(C) A rainy afternoon with the temperature at 45 degree 
farenheit
(D) A rainy afternoon with the temperature at 95 degree 
farenheit 

Ans. B 


4. In a certain society, there are two marriage groups, red 
and brown. No marriage is permitted within a group. On 
marriage, males become part of their wives groups; women 
remain in their own group. Children belong to the same 
group as their parents. Widowers and divorced males revert 
to the group of their birth. Marriage to more than one 
person at the same time and marriage to a direct descendant 
are forbidden 

Q1. A brown female could have had 

I. A grandfather born Red
II. A grandmother born Red
III Two grandfathers born Brown 

(A) I only
(B) III only
(C) I, II and III
(D) I and II only 

Ans. D 


Q2. A male born into the brown group may have 

(A) An uncle in either group
(B) A brown daughter
(C) A brown son
(D) A son-in-law born into red group 

Ans. A 


Q3. Which of the following is not permitted under the rules 
as stated. 

(A) A brown male marrying his father's sister
(B) A red female marrying her mother's brother
(C) A widower marrying his wife's sister
(D) A widow marrying her divorced daughter's ex-husband 

Ans. B 


Q4. If widowers and divorced males retained their group 
they had upon marrying which of the following would be 
permissible ( Assume that no previous marriage occurred) 

(A) A woman marrying her dead sister's husband
(B) A woman marrying her divorced daughter's ex-husband
(C) A widower marrying his brother's daughter
(D) A woman marrying her mother's brother who is a widower. 

Ans. D 


5. I. All G's are H's
II. All G's are J's or K's
III All J's and K's are G's
IV All L's are K's
V All N's are M's
VI No M's are G's 

Q1. If no P's are K's which of the following must be true 

(A) No P is a G
(B) No P is an H
(C) If any P is an H it is a G
(D) If any P is a G it is a J 

Ans. D 


Q2. Which of the following can be logically deduced from 
the stated conditions 

(A) No M's are H's
(B) No H's are M's
(C) Some M's are H's
(D) No N's are G's 

Ans. D 


Q3. Which of the following is inconsistent with one or more 
conditions 

(A) All H's are G's
(B) All H's are M's
(C) Some H's are both M's and G's
(D) No M's are H's 

Ans. C 


Q4. The statement  "No  L's are J's" is 

I. Logically deducible from the conditions stated
II Consistent with but not deducible from the conditions 
stated
III. Deducible from the stated conditions together with the 
additional statements "No J's are K's" 

(A) I only
(B) II only
(C) III only
(D) II and III only 

Ans. D 

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