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 >= aAns. 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. 30Ans. 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. 60Ans. B
13. If 9x-3y=12 and 3x-5y=7 then 6x-2y = ?A.-5
B. 4
C. 2
D. 8Ans. D
ANALYTICAL ABILITY1.
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 officeI. 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 team1.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.EA.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
farenheitAns. 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 forbiddenQ1. A brown female could
have hadI. 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 onlyAns. 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'sQ1. 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 JAns. 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'sAns. 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 |
