(INTER PART-II)
MULTAN BOARD 2017
COMPUTER SCIENCE Paper II (Objective Type)
Time Allowed: 20 Minutes Maximum Marks: 15
Group-I
Note: You have four choices for each objective type question as A, B, C and D. The choice which you think is correct; fill that circle in front of that question number with marker or pen. Cutting or filling two or more circles will result in zero mark in that questions.

• A collection of related fields is:

(a) Character
(b) File
(c) Record
(d) Database

• ---------------- may be a temporary file:

(a) Master file
(b) Transaction file
(c) Backup file
(d) None of these

• The columns of a relation correspond to:

(a) Table
(b) Record
(c) Field
(d) Cell

• ----------------- is not unique:

(a) Primary key
(b) Candidate key
(c) Foreign key
(d) Secondary key

• Every relation should have:

(a) Primary key
(b) Candidate key
(c) Secondary key
(d) Mutually exclusive

• The data in tables is entered in:

(a) Design view
(b) Normal view
(c) Datasheet view
(d) Layout view

• A form that contains a sub-form is called:

(a) Form
(b) Main form
(c) Report
(d) Child form

C-LANGUAGE

• A set of rules that must be followed by programmer to develop a proven called:

(a) Syntax
(b) Preprocessor
(c) Bug
(d) Debug

• Variables are created in:

(a) RAM
(b) ROM
(c) Hard Disk
(d) USB

• -----------variable can be used in one print f function:

(a) One
(b) Two
(c) Ten
(d) Many

• --------------------- represent new line character:

(a) \r
(b) \n
(c) \t
(d) None of these

• The tree programming structures are:

(a) Sequence, Decision, Repetition
(b) Process, Decision, Alternation
(c) Sequence, Definition, Process
(d) Relation, Comparison, Process

• -------------------is equivalent to (p> =q):

(a) p < q
(b)! (p < q)
(c) p>q
(d) !( p > q)

• One exvution of a loop is known as a (n):

(a) Cycle
(b) Duration
(c) Iteration
(d) Test

• A loop which never ends Is called:

(a) Running loop
(b) Continuous loop
(c) Nested loop
(d) Infinite loop

• One execution of a loop is know as a (n).:

(a) Return value
(b) Automatic variable
(c) Indicator
(d) Argument

• A file is stored in:

(a) RAM
(b) ROM
(c) Hard Disk
(d) Cache

MULTAN BOARD 2017
(INTER (PART-II)
COMPUTER SCIENCE Paper II (Subjective Type)
Time Allowed: 2:10 Hours Group-I Maximum Marks: 60
Note: Section I is compulsory. Attempt any Three questions from Section II and any Two parts from Section III.
SECTION-I

2. Write short answers to any SIX (6) questions.

• Define information.
• What are Check Boxes?
• Define view.
• Define key.
• Write the purpose of Feasibility Report.
• Why is requirement analysis conducted?
• How is entity integrity attained?
• Define Referential Integrity.
• Write any four advantages of IDE.

3. Write short answers to any eight parts of the following:

C-language

• What is Programming Language?
• Define Object Code.
• Write down a preprocessor directive to include math. h' header file.
• Write down two rules for naming variables.
• Why does integer overflow occur?
• Find out errors in the following code:-
  float x, y,
  y = = 10.5;
• Write down output of the following code:-
  Int num = 10;
  num = 10;
  print f ("%d" , num);
• Why amperesand (&) sign is used in scanf ( ) function?
• Differentiate between getch () and getche ( ) function.
• Write down output of the following code:-
  int num = 100;
  printf ("%+ 5d" , num);
• Write down output of the following code:-
  printf ("*n **r***"),
  xii. Find out errors in the following code:-
  Void main <>;
  {
  Printf (‘0K’);

C-Language

4. Write short answers to any Six parts:

• Define Logical Operators.
• What is the use of if statement?
• Covert the following code into While loop:-
  int j= 1;
  for (;j < = 4; j,++)
  printf ("%d" , j);
• Trace errors
  float a, b;
  a = 7.4;
  b = 8.3;
  printf (%d" , a + b);
• Trace output of the following code:-
  int x = 3;
  (x <4) ? printf ("Hello" printf ("wold");
• Define function prototype.
• What is Text File?
• Define control structure of C —language.
  int I, 1; i<=5 ; ,i, j );
  }
• Convert the following loop code into Do-While loop code
  int n = 1
  while (n < =10)
  Printf("*\ n" );
  n++ ;
  }

SECTION-II

Q.5 What is key? Explain different types of keys.
Q.6. What is query? Explain different types of query.

C-Language

Note: Attempt any two questions:
Q.7. Define language processors. Explain different types of language processors.
Q.8. Write a program that inputs a number and finds whether it is even or odd.
Q.9. Define Do.....WHILE loop in VB. Write its syntax. Explain its working with example.