Punjab University Common Entrance Test also known as OCET is conducted by the Punjab University for admission to various courses offered by it.
Eligibility:
Candidates must have completed B.Sc ( 3 Year Course) with Mathematics and Chemistry as compulsory subjects or any other equivalent examination as approved by the Syndicate, Panjab University, Chandigarh.
A candidate seeking admission must have obtained a minimum CGPA of 6.25 or 55% marks (where %age marks are awarded) in the qualifying examination as mentioned above.
You are looking for the M.Sc OCET syllabus and question paper. Here I am providing you the syllabus, paper pattern and question paper.
Exam Pattern:
The duration of the Entrance Test shall be of 1 hour 30 minutes. The question paper will consist of 75 multiple choice questions from the syllabi prescribed for OCET 2012 M.E. (Instrumentation & Control). Each question will be of one mark.
Syllabus:
PU OCET consists of questions from the relevant subjects studied in the qualifying exams.
However there can be questions from Reasoning, English, Legal Aptitude, GK, and General Awareness for some of the courses covered under PU OCET Exam.
Some question of Legal aptitude, General Aptitude and Knowledge of English
1. Which one of the following is provided by a data dictionary ?
(A) User data (B) Functional data
(C) Database structure data (D) Sorted data
2. Which one of the following is a direct benefit of databse normalization ?
(A) higher query processing efficiency (B) smaller number of tables
(C) reduced I/O for most queries (D) reduced data redundancy
3. What is the result of the following SQL statement ?
SELECT A.Employee_Name, B.Spouse_Name
FROM Employee A LEFT OUTER JOIN Spouse B
ON A. Employee_ID = B.Employee_ID
(A) A list of all employee’s names, including the name of their spouse if they have one
(B) A list of all employees that have spouses, with spouse names included in the list
(C) A list of employee’s spouses
(D) Two lists : One list of employees, the other of spouses.
4. The ability to modify the conceptual schema without causing any change to the application
program is known as :
(A) Physical data independence (B) Logical data independence
(C) External data independence (D) Static data
5. A field or a combination of fields that has a unique value is called :
(A) Secondary key (B) Foreign key
(C) Primary key (D) Alternate key
6. Relational operator that yields all values from all rows in a table is known as
(A) difference (B) product
(C) select (D) project
7. Referential integrity controls relationships between :
(A) attributes in a table (B) operations of an object
(C) instances of a class (D) tables in a database.
8. What will be suitable criteria that should be entered for a query to search for Employee
Names beginning with M ?
(A) Start with M (B) Like M
(C) Like ‘M?’ (D) Like ‘M*’
9. What rows will this select statement return ?
SELECT * FROM products WHERE ordernumber > = 1000
(A) All rows in the products table whose order number is greater than or equal to 1000
(B) All rows in the products table whose order number is less than or equal to 1000
(C) The first 1000 rows of the product table
(D) All rows in the products table whose order number is greater than 1000
10. A television broadcast is an example of ______transmission.
(A) Simplex (B) half-duplex
(C) full-duplex (D) automatic
11. ______ is the protocol suite for the Internet which we use presently :
(A) TCP/IP (B) NCP
(C) UNIX (D) ACM
12. _______ switching is well suited for voice communication while______ switching is better
suited for data and other non-voice communication.
(A) Message; circuit (B) Circuit; message
(C) Packet; circuit (D) Circuit; packet
13. Forty-five physical channels link________devices arranged in a mesh topology.
(A) NINE (9) (B) TEN (10)
(C) FORTY (40) (D) FORTY-FIVE (45)
14. The most frequently used UTP connector is _______ .
(A) category 5 connector (B) EIA 232
(C) RJ45 (D) JR45
15. The natural mask for class C IP address is _______ .
(A) 255.255.255.0 (B) 255.255.0.0
(C) 255.0.0.0 (D) 255.255.255.255
16. The Internet began as an experimental network called
(A) Intranet (B) ARPANET
(C) ARPA (D) DoDNET
17. Clock speed is measured in
(A) Bits per second (B) Baud
(C) Bytes (D) Hertz
18. Cache memory enhances
(A) Memory capacity (B) Memory access time
(C) Secondary storage capacity (D) Secondary storage access time
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19. A user complains that he has created a shell script ‘myuse’ that will report his usage of
disk space by a directory in UNIX, but when he executes the script he only receives the
message : myuse : cannot execute. What is the probable cause of the error described
above ?
(A) The file ‘myuse’ contains syntax errors
(B) The file ‘myuse’ cannot be located because the user has not set his PATH properly
(C) The user does not have permission to read his directory
(D) The file mode for the owner of ‘myuse’ is not executable.
20. Three players A, B, C are in a race. A is twice as likely to win as B and B is twice as likely
to win as C. Then the probability that B wins =
(A) 1/2 (B) 2/3
(C) 1/3 (D) 2/7
21. In following Java code snippet, what will be the output of following :
int var 1 = 5, var 2 = 7;
System.out.println(“Result=” + var l * var 3);
(A) Result = 35 (B) Result = 57
(C) Result = 3 (D) Error
22. Consider the following segment of a Java program,
int num, alpha = 10;
num = 4;
switch (num)
{
case 3 : alpha++; break;
case 4 :
case 6 : alpha = alpha + 3;
case 8 : alpha = alpha + 4; break;
default : alpha = alpha + 5;
}
System.out.println (alpha);
What will the output be when the above segment is executed as a program ?
(A) 15 (B) 16
(C) 17 (D) 18
23. The region of memory sufficiently large to hold all pixels of the display is called a
(A) Frame buffer (B) RAM
(C) ROM (D) Cache Memory
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24. Which of the following statements is correct regarding Bitmap images ?
(A) They are based on lines and curves
(B) They are best for real-world images like Photography and Painted pictures
(C) They have a small data size
(D) One does not need to compress the file for transferring.
25. ………… is a process model used to show the flow of data through a system and the
work or processing performed by the system :
(A) Document Flow Diagram
(B) Data Flow Diagram
(C) Entity Relationship Diagram
(D) Use Case Diagram.
26. Consider the following two relations :
A (Students) B
St_Id Name Address St_Id Name Address
1000000004 Ratan Mumbai 1000000001 Mahesh Gangtok
1000000001 Mahesh Gangtok 1000000002 Samir Indore
1000000008 Babita Delhi 1000000004 Ratan Mumbai
1000000002 Samir Indore 1000000008 Babita Delhi
Applying a certain SQL statement to relation A gives relation B. Which of the following statements
could this SQL statement be ?
(A) SELECT * FROM Students ORDER BY St_Id;
(B) SELECT * FROM Students ORDER BY Name;
(C) SELECT * FROM Students ORDER BY St_Id DESC;
(D) SELECT * FROM Students ORDER BY Name DESC;
27. Consider the code snippet given below :
<HTML>
<BODY>
& lt H1 & gt Hello BIT & lt H1 & gt
</BODY>
</HTML>
Which of the following is correct in relation to the above code snippet ?
(A) Hello BIT is displayed as the output with H1 font.
(B) Hello BIT </HTML> ; is displayed as the output with H1 font.
(C) </HTML> ; is displayed as the output with default font.
(D) <H1> Hellow BIT <HI> is displayed as the output.
28. When you are creating a structure in C/C++, you need to use the keyword
(A) structure (B) object
(C) struct (D) record
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29. 54__7 = 5. Which arithmetic operator can replace the blank to make the statement
correct ?
(A) – (B) /
(C) % (D) *
30. What is the output of the following code in C ?
for (int i = 0; i < 10; i++)
{cout << i% 2 << '' ";}
(A) 0 1 2 3 4 5 6 7 8 9 (B) 0 2 4 6 8 10 12 14 16 18
(C) 10101010101 (D) 10 10 10 10 10
31. In C++, if a catch statement is written to catch exception objects of a base class type, it
can also catch all ______ derived from that base class.
(A) Exceptions for objects (B) Objects of classes
(C) Arguments (D) Errors
32. The design of classes in a way that hides the details of implementation from the user is
known as :
(A) Encapsulation (B) Information Hiding
(C) Data Abstraction (D) Reusability
33. Can two classes contain member functions with the same name ?
(A) No.
(B) Yes, but only if the two classes have the same name
(C) Yes, but only if the main program does not declare both kinds
(D) Yes, this is always allowed.
34. What is printed when the following sample code of C is executed ?
char *ptr;
char my String = “abcdefghijklmnop”;
ptr = myString;
printf (“ptr=%s/n”, ptr+5);
printf (“ptr = %s”, ptr);
(A) ptr = fghijklmnop (B) ptr = fghijklmnop
ptr = fghijklmnop ptr = abcdefghijklmnop
(C) ptr = efghijklmnop (D) ptr = efghijklmnop
ptr = abcdefghijklmnop ptr = efghijklmnop
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35. How many times will the “while” body be executed in the sampe code above ?
int ch = 10;
int ci = 15;
while (ch > ci)
{
cout << ch << endl ;
++ ci; -- ch ;
(A) 0 (B) 1
(C) 2 (D) 3
36. What standard include file is needed to use the exit ( ) function ?
(A) None (B) Stdlib.h
(C) stdio.h (D) std.h
37. The processing speed of different computers is compared using :
(A) RPM (B) GHz
(C) MIPS (D) CPS
38. Who is associated with the development of ‘C’ language ?
(A) Niklaus Wirth
(B) Donald Knuth
(C) Dennis M Ritchie
(D) Charles Babbage.
39. Boolean expression for NAND gate with two inputs x and y can be written as :
(A) x – y (B) y x
(C) y x (D) xy + xy
40. Two’s complement of 1011.01 is :
(A) 0100.10 (B) 0100.11
(C) 1011.10 (D) 0100.01
41. A friend function can be used to :
(A) avoid arguments between classes
(B) allow access to classes whose source code is unavailable
(C) allow one class to access an unrelated class
(D) increases the versatility of an overload operator
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42. In TCP, which layer is not present ?
(A) physical layer (B) data link layer
(C) transport layer (D) session layer
43. The digit F in Hexadecimal system is equivalent to ________ in decimal system.
(A) 16 (B) 15
(C) 17 (D) 8
44. The output of a______gate is only 1 when all of its inputs are 1 :
(A) NOR (B) XOR
(C) AND (D) NOT
45. 110012—100012 =
(A) 10000 (B) 01000
(C) 00100 (D) 00001
46. Which is correct :
(A) A.A=0 (B) A+1=A
(C) A+A=A' (D) A'.A' = 0
47. The basic storage element in a digital system is
(A) flip flop (B) counter
(C) multiplexer (D) encoder
48. AB + AB’ =
(A) A (B) B
(C) 1 (D) 0
49. In UNIX, which command is used to sort the lines of data in a file in reverse order
(A) sort (B) sh
(C) st (D) sort –r
50. The commonly used UNIX commands like date, ls, cat etc. are stored in
(A) /dev directory (B) /bin directory
(C) /tmp directory (D) /unix directory
51. In UNIX, which command is used to change the protection mode of files starting with the string emp and
ending with 1, 2 or 3 ?
(A) Chmod u+x emp[1-3] (B) Chmod 777 emp*
(C) Chmod u+r ??? emp (D) Chmod 222 emp ?
52. The variables which can be accessed by all modules in a C program, are known as
(A) Local variables (B) Internal variables
(C) External variables (D) Global variables.
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53. Which data structure is needed to convert infix notations to postfix notations ?
(A) Branch (B) Queue
(C) Tree (D) Stack
54. Consider a linked list of n elements. What is the time taken to insert an element after an element
pointed by some pointer ?
(A) O(1) (B) O(log2n)
(C) O(n) (D) O(n log2n)
55. A characteristic of the data that binary search uses but the linear search ignores is the
(A) Length of the list (B) Order of the list
(C) Maximum value in the list (D) Mean of the data value
56. A sort which compares adjacent elements in a list and switches where necessary is a
(A) Insertion sort (B) Heap sort
(C) Quick sort (D) Bubble sort
57. An incremental backup
(A) Should be done each month (B) Uses more tapes
(C) Saves all files (D) Saves only files that have recently changed
58. A system program that sets up an executable program in main memory ready for execution is
(A) Assember (B) Linker
(C) Loader (D) Compiler
59. Trojan-Horse programs
(A) Are legitimate programs that allow unauthorized access
(B) Do not usually work
(C) Are hidden programs that do not show up on the system
(D) Usually are immediately discovered.
60. A page fault
(A) Is an error in a specific page
(B) Occurs when a program accesses a page of memory
(C) Is an access to a page not currently in memory
(D) Is a reference to a page belonging to another program
61. Which of the following software cannot be categorized as application software :
(A) Word processing (B) Spreadsheet
(C) MS-DOS (D) Database management system
62. What is the purpose of keeping electronic devices such as computer, laptop etc. on sleep mode ?
(A) Backup (B) Reduce Power Consumption
(C) Improve download speed (D) Improve display quality
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63. A temporary storage area, attached to the CPU, for I/O operations is a
(A) Channel (B) Buffer
(C) Register (D) Core
64. The ability of a word processing system that fits whole words on any line
(A) Micro spacing (B) Word wrap
(C) Clip art (D) Reformatting
65. What is the correct HTML for creating a hyperlink ?
(A) <a url="http://www.abc.com">abc</a>
(B) <a name="http://www.abc.com">abc</a>
(C) <a href="http://www.abc.com">abc</a>
(D) <a>http://www.abc.com</a>
66. My Pentium 4 computer has 128 MB memory. To what memory does this refer ?
(A) Read only memory (ROM) (B) Random access memory (RAM)
(C) External memory (D) Cache memory
67. What is the correct HTML tag for inserting a line break ?
(A) <lb> (B) <br>
(C) <break> (D) <line>
68. How can you open a link in a new browser window ?
(A) <a href="url" target="_blank"> (B) <a href="url" new>
(C) <a href="url" target="new"> (D) <a winhref="url">
69. Inside which HTML element do we put the JavaScript ?
(A) <
js> (B) <javascript>
(C) <script> (D) <scripting>
70. Which Javascript function do you use to find the number with the highest value of x and y ?
(A) ceil (x, y) (B) Math.ceil (x, y)
(C) Math.max (x, y) (D) top (x, y)
71. Visual Basic uses an object called________to hold your table.
(A) Record (B) RecordSet
(C) File (D) Table
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72. Which of the following animations cannot be done in PowerPoint ?
(A) bullet list, revealed one bullet point at a time (B) clip art - Fly in from the bottom
(C) table, revealed row by row (D) chart, revealed by series
73. In MS-Excel, what displays the contents of the active cell ?
(A) Namebox (B) RowHeadings
(C) Formulabar (D) Taskpane
74. Several views are available in MS FrontPage. Which one of the following is NOT a valid view ?
(A) Design View (B) Folders View
(C) Navigation View (D) Web Server View
75. What is the correct CSS syntax for making all the <p>elements bold ?
(A) p{font-weight:bold}
(B) <p style="font-size:bold">
(C) p {text-size:bold}
(D) <p style="text-size:bold">
