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MAH CET MCA Previous Year Questions (PYQs)

MAH CET MCA Computer PYQ

MAH CET MCA PYQ
Which of the following is hardware, not software





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Solution

Mouse is a physical hardware device; others are software.
MAH CET MCA PYQ
What is stored in an email address?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

An email address consists of a username and a domain name (e.g., user@gmail.com )
MAH CET MCA PYQ
To take any text from its outside site to another site without deleting it is called





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Solution

Copying means taking text without removing it from source.
MAH CET MCA PYQ
________ are attempts by individuals to obtain confidential information from you by falsifying their identity.





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

Phishing is a fraudulent attempt to obtain sensitive information by pretending to be a trustworthy entity.
MAH CET MCA PYQ
Which of the following is used to move the document?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

Cut & Paste moves the selected content.
MAH CET MCA PYQ
Electronic spreadsheet contains (most correct answer):





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

A spreadsheet contains rows, columns, and their intersection forms cells — all are correct.
MAH CET MCA PYQ
Main page of a website is called ______





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

The first or default page of a website is the Homepage.
MAH CET MCA PYQ
______ component is used for performing calculation.





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

The Arithmetic Logic Unit (ALU) performs all arithmetic and logical calculations.
MAH CET MCA PYQ
Which of the following is come-already manufactured that can’t be erased?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

Data that cannot be erased is stored in Read Only Memory (ROM).
MAH CET MCA PYQ
What is the Advantage to using basic HTML to create document ?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

The main advantage of creating a document using basic HTML (HyperText Markup Language) is that it can be displayed by any web browser on any operating system without needing special software.

  • Option (a) → True but incomplete; HTML is easy to learn, but that’s not its main advantage.

  • Option (b) → Incorrect; Word processors (like MS Word) don’t natively render HTML.

  • Option (c) → Incorrect; Programmers are not the display agents — browsers are.

  • ✅ Option (d) → Correct, because HTML documents are platform-independent and viewable by all browsers.

MAH CET MCA PYQ
Odd man out





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

Micro, Mini, and Super are standard classes of computers (by size/capacity). A notebook computer is a form factor of a microcomputer (portable laptop), not a separate class. Hence, it’s the odd one out.
MAH CET MCA PYQ
Which of the following is not a hardware?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

MS-Excel is software, others are hardware devices.
MAH CET MCA PYQ
MOTHERBOARD is also called as —





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

Motherboard = System Board of a computer.
MAH CET MCA PYQ
To save a file on a computer for the first time, which is used —





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

When saving for the first time, Save As is used to specify the file name and location.
MAH CET MCA PYQ
What is paging in the operating system?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2024 PYQ

Solution

MAH CET MCA PYQ
When a text document is printed, then the document is called —





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

A printed version of a file is called a Hard Copy.
MAH CET MCA PYQ
Copying a process from memory to disk to allow space for other processes is called ______. 





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Solution

MAH CET MCA PYQ
Peripheral devices like plotter and printer are considered as —





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

Plotter and printer are external hardware devices.
MAH CET MCA PYQ
What is the purpose of the 'break' statement in C?





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Solution

MAH CET MCA PYQ
______ are used to compare two quantities and, depending on their relation, take certain decisions for that comparison.





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2024 PYQ

Solution

MAH CET MCA PYQ
When a page is ready to print, we can review it using —





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

To check layout before printing, we use Print Preview.
MAH CET MCA PYQ
How would you represent 10111 in the decimal number system?





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Solution

MAH CET MCA PYQ
______ is a software program that manages hardware and software resources of a computer.





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Solution

MAH CET MCA PYQ
What will be the output of the following C code?

 #include<stdio.h>  
 int main() 
{     
int x = 10, y = 20;     
int z = x;    
x = y;    
y = z;     
printf("%d %d", x, y);     
return 0; 
 }





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Solution

MAH CET MCA PYQ
The feature that makes a right margin is —





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

Right justification aligns text evenly along the right margin.
MAH CET MCA PYQ
Choose the smallest memory size unit.





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Solution

MAH CET MCA PYQ
Out of the following, ______ holds the information temporarily as the computer processes the information in the storage area of the computer itself.





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Solution

MAH CET MCA PYQ
The 1's complement of 100 is ____.





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Solution

MAH CET MCA PYQ
What is the output of the below program? 
int main() 
{     
int a, b, sum;     
sum = 0;     
for (a = 0; a < 5; a++) 
{         
for (b = 0; b < 5; b++) 
{             
sum++;         
}    
}     
printf("%d", sum);     
return 0; 
 }






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Solution

MAH CET MCA PYQ
USB refers to ____.





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Solution

MAH CET MCA PYQ
Why is it unethical to share a copyright file with your friend?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2023 PYQ

Solution

Sharing copyrighted content violates intellectual property rights under copyright laws.
MAH CET MCA PYQ
Which unit is responsible for converting the data received from the user into a computer-understandable format?





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Solution

MAH CET MCA PYQ
What is the correct syntax for declaring a variable in C?





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Solution

MAH CET MCA PYQ
What will be the value of x so that "Kavita" will be printed? 
 main() 
{     
int x;     
if (x > 4) 
printf("Manisha");     
else 
printf("Kavita"); 
 }





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Solution

MAH CET MCA PYQ
CD-ROM is a ______.





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Solution

MAH CET MCA PYQ
Which of the following units is responsible for converting the data received from the user into a computer-understandable format?





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Solution

MAH CET MCA PYQ
Binary addition of 10001 and 11101 is ____.





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Solution

MAH CET MCA PYQ
Library function getch() belongs to which header file in C language?





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Solution

MAH CET MCA PYQ
1 Gigabyte is equal to ______?





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Solution

MAH CET MCA PYQ
Which of the following is not a type of computer architecture?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

Von Neumann, Harvard, and Instruction Set are actual types of computer architectures. Neural Architecture refers to AI models, not computer hardware architecture.
MAH CET MCA PYQ
What is the binary equivalent of the decimal number 13?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

$13=8+4+1=2^3+2^2+2^0 \Rightarrow 1101$.
MAH CET MCA PYQ
What is the result of the binary subtraction 1100 − 1010 using 2's complement?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

Two’s complement of $1010$ is $\overline{1010}+1=0101+1=0110$. $1100+0110=1,0010$ → drop carry ⇒ $0010$.
MAH CET MCA PYQ
Which of the following is a correct way to declare a variable in C?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

In C language, variable declaration syntax is datatype variable_name;. Hence, the correct declaration is int x;.
MAH CET MCA PYQ
What is the main difference between a process and a thread?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

A process runs independently and has its own memory space, while threads share the same memory space of the process.
MAH CET MCA PYQ
#include <stdio.h>
int main() {
    printf("%d", 5 + 3 * 2);
    return 0;
}





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

According to the precedence of operators, multiplication (*) is evaluated before addition (+). So, $5 + 3 * 2 = 5 + 6 = 11$.
MAH CET MCA PYQ
Which data structure uses the FIFO (First In, First Out) principle?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

In FIFO, the element inserted first is removed first — this is the principle of a Queue.
MAH CET MCA PYQ
Which register in a CPU holds the address of the next instruction to be executed?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

The Program Counter (PC) is a register that contains the address of the next instruction to be executed in the CPU.
MAH CET MCA PYQ
Interval between the time of submission and completion of the job is called...





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Solution

The Turnaround Time is the total time taken from submission of a job to its completion.
MAH CET MCA PYQ
________ is a technique of improving the priority of process waiting in Queue for CPU.





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

Ageing is a technique used to gradually increase the priority of processes that wait in the ready queue for a long time, thus preventing starvation.
MAH CET MCA PYQ
What traversal method is used to traverse a binary tree in the order: left subtree, root, right subtree?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

In Inorder Traversal, the nodes are visited in the order: Left Subtree → Root → Right Subtree.
MAH CET MCA PYQ
What does the term RISC stand for in computer architecture?





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Solution

RISC stands for Reduced Instruction Set Computer, a CPU design strategy that uses a small, highly optimized set of instructions to improve performance.
MAH CET MCA PYQ
The first generation of computers used which of the following components?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

The first generation of computers (1940s–1950s) used vacuum tubes for circuitry and magnetic drums for memory.
MAH CET MCA PYQ
Convert the decimal number $45$ into binary.





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

$45=32+8+4+1$; placing $1$s at $(32,8,4,1)$ over bits $(32,16,8,4,2,1)$ gives $101101$.
MAH CET MCA PYQ
How many bits are used to represent a character in ASCII encoding?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

Solution: Standard ASCII uses $7$ bits (codes $0$–$127$).
MAH CET MCA PYQ
Which statement is true about compilers?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

A compiler translates the entire program into machine code before execution, unlike an interpreter that translates line-by-line.
MAH CET MCA PYQ
Which of the following scheduling algorithms is non-preemptive?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

FCFS (First-Come-First-Serve) is a non-preemptive scheduling algorithm — once a process starts executing, it runs until completion.
MAH CET MCA PYQ
What is the hexadecimal representation of the binary number 10110111₂?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

Solution: Group as 1011 0111 → 0xB and 0x7 → B7₁₆.
MAH CET MCA PYQ
Simplify the Boolean expression A·(B + C).





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

Solution: Group as 1011 0111 → 0xB and 0x7 → B7₁₆.
MAH CET MCA PYQ
In a Venn diagram, what does the overlapping region of two sets A and B represent?





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MAH CET MCA Previous Year PYQ MAH CET MCA MAH MCA CET 2025 (Shift 1) PYQ

Solution

The overlapping region shows elements common to both sets, i.e., $A \cap B$.

MAH CET MCA

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