(XI) C.Sc. Management - 2079 Morning
Group "A"
Choose the best answer. [9 × 1 = 9]
1. One Word in 32 bit processor is equivalent to
a. Two Bit b. Four Bit
c. Eight Bit d. Sixteen Bit
2. Which is a volatile memory?
a. RAM b. ROM
c. Hard Disk d. Tape
3. To read the information stored in barcode, we use
a. Bar Code Reader b. Mouse
c. Touch pad d. Keyboard
4. Which of the following is a universal gate?
a. AND b. OR
c. NOT d. NAND
5. Which of following is an example of operating system?
a. DOS b. WINDOWS
c. ANDROID d. All of the above
6. What is the intersection of a column and a row on a worksheet called?
a. Column b. Value
c. Address d. Cell
7. Which of the following is a valid variable declaration in C?
a. int a; b. int a 1;
c. float 1a; d. double a b 23;
8. Which of the following is an input function?
a. printf() b. scanf()
c. main() d. input()
9. Which of the following is not a standard header file in C?
a. stdlib.h b. stdio.h
c. string.h d. maths.h
Group "B"
Short Question Answer [5 × 5 = 25]
10. Define Bus System. Explain its different types. [1+4]
OR
What is a decimal number system? Write 2’s complement of binary subtraction steps with an example. [1+2+2]
11. Explain any one input and output device. [2.5+2.5]
12. Define Operating System. Explain its various functions. [1+4]
13. Describe relative, absolute and mixed cell reference in excel with example. [5]
14. List any two Boolean laws. Make a truth table and digital diagram of the following boolean expression: AB+B’ [1+2+2]
OR
Write a program in C language to find the circumference of a circle.
(c=23.14r) [5]
Group "C"
Long Answer Question [2 × 8 = 16]
15. Define Computer Memory. Explain the types (any two) of primary memory and secondary memory. [2+6]
OR
Define logic gate. Explain about XOR, XNOR and OR gates. [2+6]
16. a) What is a data type in C language? Explain about any two types. [4]
b) Write a program using C language to find the area and perimeter of the square. [area = l2, perimeter = 4l] [4]
(XI) C.Sc. Management - 2079 Day
Group "A"
Choose the best answer. [9 × 1 = 9]
1. Which of the following is the smallest unit of storage?
a) Bit b) Byte
c) Nibble d) KB
2. Which is the device used to process cheque books in a bank?
a) Hard disk b) Touch pad
c) Trackball d) MICR
3. Which of the following is a type of BUS?
a) control bus b) data bus
c) address bus d) all of the above
4. In Boolean algebra, for given Boolean variable p, if we write p+1, it will give us
a) 1 b) 0
c) p+1 d) 2
5. Which of the following is an example of application software?
a) Android b) Windows 7
c) Adobe Photoshop d) IOS
6. Clipboard stores copied text and helps us to paste that in different locations.
a) True b) False
7. What is the use of gets() in C language?
a) input b) output
c) to store in file d) to delete data
8. What would be the output of the following C code?
int a=78;
a=a+5;
printf(“%d”,a-5);
a) 83 b) 78
c) 80 d) 90
9. Which of the following is the type specifier of string?
a) %s b) %c
c) %d d) %lf
Group "B"
Short Question Answer [5 × 5 = 25]
10. Define primary memory. Explain about ROM. [1+4]
OR
What is the octal number system? Perform following tasks: [1+2+2]
a) (342)8 into hexadecimal number System
b) Subtract (101)2 from (111)2 using 2’s complement method.
11. What is an operating system? Explain its different layers. [1+4]
12. Explain any two important features of EXCEL. [2.5+2.5]
OR
Explain any two types of port. [2.5+2.5]
13. State and prove De-morgan’s laws. [5]
14. Write a program to input your name and section. Then print them. [5]
Group "C"
Long Answer Question [2 × 8 = 16]
15. What is computer architecture? Explain about the control unit, arithmetic & logic unit and primary memory with its block diagram. [1+1+6]
OR
What is the Truth table in Boolean algebra? Explain about Basic gates. [2+6]
16. a) What is an operator in C ? Explain about arithmetic operators. [1+3]
b) Write a C program to find the square root of (a + b). [4]
