Karnataka 1st PUC Mid Term Question Paper 2025 Computer Science

Government of Karnataka
Karnataka Secondary Education Examination Board

Question Papers
Mid Term

IPUC MID-TERM EXAMINATION, 0CTOBER-2025
Time : 3 Hours COMPUTER SCIENCE (41) Max. Marks : 70

PART-A
20x1=20
Answer ALLthe questions. Each question carries ONE mark.
Select the correct answer from the given choices :
(Repeated answers will not be considered)
CPUis commonly referred to as
a) Main-frame b)Processor c) Hard-disk d) Operating System
2) An example for Operating System is
a) Java b) HTML c) Python d) Linux
3) Which of the following is the type of system bus ?
a) Data bus b) Address bus c) Control bus d) Allof these
4) is required to convert the source program written in assembly or high-level language
to machine language.
a) Language reader b) Language translator c) Coder d) Editor
5) The operating speed of the processor expressed in cycles per second is called
a) Register speed b) Cache speed c) Clock speed d) Memory speed
6) ASCII uses bits to represent characters.
a) 5 bits b) 6 bits c) 8 bits d) 10 bits
7) The digits present in octal number system are
a) 1to 8 b) 0 to 7 c) 2 to 9 d) 1to 7
8) Decimal Number System is called as system
a) Base 2 b) Base 8 c) Base 10 d) Base 16
9) is a three-dimensional computer generated situation that simulates the real world.
a) Immersive experiences b) Augmented reality c) Virtual reality d) None of the above
10) Anetwork of objects like air conditioner, door lock, CCTV camera and refrigerator is an
example for
a) Network of objects b) Network of gadgets c) Web of things d) Internet of things
11) Python variables are referred to as
a) Keyword b) Object c) Alphabets d)Characters
12) In python,comment statement startswith
a) # b) @ c) % d) //
13) Which of these is a python prompt ?
a) >> b) >>> c) << d) <<<
14) is not a python data type.
a) int b) complex c) string d) character
15) Sequence datatype of python is
a) Strings b) List c) Tuple d) All of these
II Fill in the blanks choosing the appropriate answer give in the brackets below:
(Algorithm, Decomposition,While, source program, false code, object program)
16) Astep-by-step procedure designed to solve a problem is called
17) is a looping statement.

(PT.O)

-2
18) The process of breaking a complex problem into subproblems for finding a solution is
called
19) The word 'Pseudocode' means
20) Aprogram written in high-level language is called
PART-B
II Answer any FOUR questions. Each question carries TWOmarks. 4x2-8
21) Differentiate between data and information.
22) What is an output device ? Give example.
23) Name any two encoding schemes.
24) Convert 10111,, to decimal number.
25) Write any two applications of Natural Language processing.
26) What is a keyword in Python ? Give example.
27) Mention the different modes of python interpreter.
PART-C
4x3=12
IV Answer any FOUR questions. Each question carries THREE marks.
28) Write a noteon printers.
29) Explain : (a) Text editor (b) Linker (c) Loader
30) Convert 534.o
'(8)
to hexadecimal number.
31) What is Robot ? Mention its types.
32) Write the characteristics of an algorithm.
33) Explain if-else statement with example.
34) What is an identifier ? Write anytwo rules for naming an identifier.
PART-D
4x5-20
V Answer any FOUR questions. Each question carries FIVE marks.
35) Write a note on evolution of computers.
36) Explain Microprocessor in detail.
37) Distinguish between primary memory and secondary memory.
38) Writethe applications of AI.
39) What is big data ? Explain its characteristics.
40) Explain the steps of problem solving.
41) Mention any five features of Pythonlanguage.
PART-E
VI Answer any TWVO questions. Each question carries FIVE marks. 2x5=10

42) Convert BEADa6 - (),, = (?), = (),
43) Draw a flowchart to find sum of digits of a number.
44) Write an algorithm to find largest of three numbers.
*****

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