VERY SHORT ANSWER (KEYWORDS ONLY):
Programming: QBASIC, Modular programming, File Handling, C programming
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1. What is QBASIC?
Beginners'
programming language
2.
Which command is used to clear the screen in
QBASIC?
CLS
3.
Which statement is used to take input from the
user?
INPUT
4.
Which statement is used to display output on the
screen?
PRINT
5.
What is the use of the LET statement in QBASIC?
Assigns
values to variables
6.
Which loop executes a block of code multiple
times?
FOR...NEXT,
WHILE...WEND, DO...LOOP
7.
What is the function of the INT() function in
QBASIC?
Returns
the integer part of a number
8.
Which operator is used for exponentiation in
QBASIC?
^
(Caret)
9.
Which keyword is used to define a subprocedure
in QBASIC?
SUB
10.
Which command is used to terminate the program
execution?
END
11.
What is modular programming?
Dividing
a program into smaller modules
12.
What are the two main modular programming
structures?
Subroutines
and Functions
13.
Which keyword is used to define a subroutine in
QBASIC?
SUB
14.
Which keyword is used to define a function in
QBASIC?
FUNCTION
15.
What is a module?
A
self-contained program block
16.
What is the main advantage of modular
programming?
Code
reusability
17.
What is the difference between a function and a
subprocedure?
Function
returns a value; subprocedure does not
18.
Which programming technique does modular
programming support?
Top-down
approach
19.
Which command is used to call a function in
QBASIC?
CALL
function_name
20.
What is a library in modular programming?
A
collection of reusable modules
21.
What is file handling?
Reading
and writing files
22.
Which statement is used to open a file in
QBASIC?
OPEN
23.
Which mode is used to read a file?
INPUT
24.
Which mode is used to write to a file?
OUTPUT
25.
Which mode is used to add data to an existing
file?
APPEND
26.
Which statement is used to read data from a
file?
INPUT
#
27.
Which statement is used to write data to a file?
PRINT
#
28.
Which function checks the end of a file in
QBASIC?
EOF()
29.
Which statement is used to close a file in
QBASIC?
CLOSE
30.
What is the purpose of a sequential data file?
Stores
data in a continuous sequence
31.
What is structured programming?
Organizing
code using functions and loops
32.
Which are the main control structures in
structured programming?
Sequence,
Selection, Iteration
33.
What is the main advantage of structured
programming?
Better
code readability and maintenance
34.
Which symbol is used to terminate a statement in
C?
Semicolon
(;)
35.
Which function is used to display output in C?
printf()
36.
Which function is used to take input in C?
scanf()
37.
Which loop is used for definite iteration in C?
for
loop
38.
What is a function in C?
A
reusable block of code
39.
Which keyword is used to define a function in C?
void,
int, float, etc.
40.
What is recursion in C?
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