Can you please give me the Indira Gandhi National Open University BCA 1st semester papers as it is very urgent for me?

As you want to get the Indira Gandhi National Open University BCA 1st semester papers so here is the information of the same for you:

1. (a) Do the following conversions. 6
(76.25)10 —* (?)2
(257) 8 -> (?)2
(F3A)16 --> (?)8
(110010.1010)2-4 (?)16
(11101.10)2-4 (?)10
(63)10 -> (?)16
Explain the following terms w.r.t. Modular 6
Programming in 3086 micro-processor ?
(i)
For and Near Procedures
Parameter Passing
Simplify the following boolean function
using SOP form, using K-Map.
F(A, B, C, D) =1(5, 8, 10, 12, 13, 14)

(d) Explain the following terms with the of an
example / diagram, if needed.
Zero and one address instruction
scheme.
Hard wired control unit
(e) Write an 8086 assembly language program 4
to count the number of characters in a string
stored in the Data Segment.
2. (a) Explain the Hamming Error Correcting 7
Code method for detecting and Correcting
single bit error in the data, with the help of
an example.
What is an Arithmetic Processor and why 6
is it needed ? Explain the two mechanisms
for connecting arithmetic processor to the
CPU.
Explain the syntax and function of the 2
following data transfer instructions MOVE,
PUSH.
3. (a) What are Addressing Modes ? Explain any 5
four addressing modes that are used for
programming.
Write a program in 8086 assembly language 5
to find if a number is prime or not.
What is an instruction ? Explain the format 5
of an instruction. Explain the various
categories of instructions.
CS-64 2
4. Explain the following :
15
Programmable Logic Array
Programmer Visible Registers
Interrupts
Micro instruction formats
(e) 1s and 2s complement arithmetic
5. (a) What are counters ? Explain the two types 5
of counters, with the help of suitable
examples.
(b) Explain the use of interrupt INT 21 h in 5
Input/Output
Exiting the program
- With the help of suitable 8086 assembly
programs.
(c) What is DMA ? Explain its working, the 5
possible data transfer modes and
configurations of a DMA.




Contact Details:
Indira Gandhi National Open University
Maidan Garhi,
IGNOU Rd,
New Delhi,
Delhi 110068 ‎
011 2957 1000
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