Directions for questions 1-10: Expand the following terms
1. ODBC
Ans. Open Database Connectivity.
2. HTML
Ans. Hyper Text Markup Language
3. RISC
Ans. Reduced Instruction Set Computing
4. ASCII
Ans. American Standard Code For Information Interchange
5.ANSI
Ans. American National Standard Institute.
6. XML
Ans. Extended Markup Language
7. FLOPS
Ans. Floating Point Operating Per Second
8. SQL
Ans. Sequential Query Language
9. QBE
Ans. Query By Example
10. ALE
Ans. Address Latch Enable
11. What is lagging in DBMS ?
Ans. Reduced Redundancy.
Directions 12 to 20: For the following questions find the odd man out
12. Unix
OS/2
CMOS
MSDOS
Ans. CMOS
13. Oracle
Informix
Sybase
LISP
Ans. LISP
14. Laser
Inkjet
Dotmatirx
Mouse
Ans. Mouse
15. Dir
Cls
Csh
Copy
Ans. Csh
16. Bit
Byte
Nibble
Digit
Ans. Digit
17. Hard Disk
Floppy Drive
CD ROM
Cache
Ans. Cache
18. SQL
QUEL
QBE
ORACLE
Ans. Oracle
19. C++
JAVA
VC++
PASCAL
Ans. PASCAL
20. Projection Operation
Selection Operation
Intersection
Set Difference Operation
Ans. Intersection
21. Which of the following is a universal gate ?
(a) OR
(b) AND
(c) XOR
(d) NOR
Ans. NOR
22. The default back end of the VB is
(a) Oracle
(b) Sybase
(c) Informics
Ans. Sybase
23. What is meant by Superconductivity?
Ans. No reistance
24. Viscosity
Ans. Friction
25. What is the Lock Based Protocol used for?
Ans. Concurrency Control in DBMS
Directions for question 25 to 32: Convert the decimal numbers on the left to the required form
25. 9's complement of 28
Ans. 71
26. Binary of 58
Ans. 111010
27. Octal of 359
Ans.547
28. Hexadecimal of 650
Ans.28A
29. BCD of 18
Ans.0001 1000
30. BCD of 34.8
Ans.0011 0100.1000
31. Excess-3 code of 6
Ans.1001
32. Excess-3 code of 9
Ans.1100
33. If Ax + By = 1F16; Cx + Dy = 2510 .Find the value of x and y
34. Semaphore is used for
(a) synchronization
(b) dead-lock avoidence
(c) box
(d) none
Ans. a
35. For addressing 1 MB memory, the number of address lines required,
(a)11
(b)16
(c)22
(d) 24
Ans. b
36. Which of the following remains in memory temporarily
(a) Resident portion of COMMAND.COM
(b) Transient portion of COMMAND.COM
(c) API
(d) Disk BIOS
Ans. b
37. Pick the odd man out
(a) IO.SYS
(b) MSDOS.SYS
(c) ROM-BIOS
(d) COMMAND.COM
Ans. c
38. OS/2 is a
(a) Single User OS
(b) Multi User OS
(c) Multi Tasking OS
(d) None of these
Ans. c
39. Bootstrap loader program is a program belonging to
(a) ROM startup software
(b) ROM extension software
(c) ROM BIOS software
(d) ROM Basic software
Ans. a
40. The entry of starting cluster of a file is present in
(a) Boot Parameters
(b) Directory
(c) FAT
(d) Partition Table and master boot program
Ans. c
APTITUDE SECTION
1. X < 0, Y <> 0 then what is the possibility that the result is always positive?
Ans. xy
2. A fold density is 19 times greater than the water and for copper it is 9 times.At what ratio you can mix gold and copper to get 15 times denser than water.
Ans. 3 : 2
3. Find the value of (1.99)2
Ans. 3.9601
4. There is a room with 6' x 8'. A 1' tile is fixed along the 4 walls in one row. How many 1" tiles require to finish the work.
Ans. 24
5. 2 persons can finish a job in 8 days. First person alone can finish the work in 24 days. How many days does the second person take to finish the job?
Ans. 12 days
6. A 4" cube is painted in all its faces and then it is cut down into 1" blocks. How many 1" blocks are there even without a single face being painted?
Ans. 8
7. In a car wheel, two spokes cover 15 degree. Then for the entire car,how many spokes are there?
Ans. 24.
8. What is the angle of degree suspended when two hands of clock showing the time 2.30.
Ans. 105 degrees
9. The age difference between two brothers is 3 years. After 6 years the ratio between the age is 9:8 . What are their ages?
Ans. 21 and 18
10. A person's salary is getting reduced by 20%. What percentage should be added to get back his original salary?
Ans. 25%
11. Two persons start at the same point, walk in opposite directions with 5km/hr and 5.5km/hr respectively. What is the distance separated after 2 and half hrs?
Ans. 26.25 (approx)
12. A person starts walking at a speed of 5km/hr through half the distance, rest of the distance he covers with a speed 4km/hr. Total time of travel is 9 hours. What is the maximum distance he can cover?
Ans. 40km.
13. Initially two cups of same volume are present with milk filled upto 3/5th and 4/5th of their volumes.Water is then filled. Then two mixtures are mixed. Find the ratio of water to milk in the mixture.
Ans. 3 : 7
14. 16 grams of radioactive material decays into 8 grams in 10 years. How long will it take to decay to 1 gram ?
Ans. 70 yrs.
15. In a rectangle the length is increased by of the original length . By what proportion should the width be reduced so that the area will be the same?
Ans. 33
16. Find the nth number in the series is 1, -3, 5, -7.___
Ans. (-1)*(2n-1)
17. If a square is formed by the diagonal of the square as an edge, what is the ratio between the area?
Ans. 2
18. The perimeter of a rhombus is 52 units. One of its diagonal is 24 units.What is its second diagonals length?
Ans. 10
19. A cubical rectangular bar has the dimensions with the ratio 5 : 4 : 3. Its volume is 7500. What is the surface area of the bar?
Ans. 2350
19. In a class total 34 students, 16 are have a brother, 15 are have sisters, 9 students don't have either brothers or sisters.Find the number of students having both brother and sisters.
Ans. 6
20. A batsman scored 18 runs in his 18th innings and that makes his average 18. Find his average upto the 17th innings?
Ans. 19
