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 a semaphore
Ans. A method synchronization of multiple processes
14. What is the precedence order from high to low ,of the symbols ( ) ++ /
Ans.( ) , ++, /
15. Preorder of A*(B+C)/D-G
16. What is the efficiency of merge sort
Ans. O(n log n)
17. In which layer are routers used
Ans.In network layer
18. Which of the following sorting algorithem has average sorting behavior "Bubble sort,merge sort,heap sort,exchange sort
Ans. Heap sort
19. In binary search tree which traversal is used for getting ascending order values"Inorder ,post order,preorder
20. What are device drivers used for
Ans.To provide software for enabling the hardware
21. What is fork command in unix
Ans. System call used to create process
22. What is make command in unix
Ans. Used forcreation of more than one file
23. In unix .profile contains
Ans. Start up program
24. In unix 'ls 'stores contents in
Ans.inode block

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
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
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
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
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
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
7. If 13 = 13w/(1-w) ,then (2w)2 =
A.1/4  B.1/2  C.1  D.2
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
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

1. If A is to be moved as one of the bookeepers,which of the following cannot be a possible working unit.
2. If C and F are moved to the new office,how many combinations are possible
A.1  B.2  C.3  D.4
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
4. Under the guidelines developed,which of the following must go to the new office
A.B  B.D  C.E  D.G
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
6. 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.
7. Which of the following is a possible sequence of combinations for interviews in 2 successive weeks
8. 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?
A.I and II  B.I and III only  C.II and III only  D.III and IV only
9. 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
10. 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
11. 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
12. 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

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