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 )
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
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