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10 multiple-choice questions on the boot process in operating systems for ISRO, EMRS, GATE, KV, NET, and other exams. Question 1: Boot Process Definition Q1: The boot process is the sequence of events that occurs: A) When a user logs out B) When the system is powered on and the operating system is loaded C) When an application is opened D) When the system goes to sleep Answer: B) When the system is powered on and the operating system is loaded Explanation: The boot process refers to the series of steps that occur when a computer is turned on, including hardware initialization, loading the operating system, and preparing the system for use. Question 2: First Step in Boot Process Q2: The first step in the boot process is typically: A) Loading the operating system kernel B) Initializing system hardware C) Running the BIOS or UEFI firmware D) Loading device drivers Answer: C) Running the BIOS or UEFI firmware Explanation: When a computer starts, ...

10 multiple-choice numerical questions on paging in operating systems for UGC NET, SET, ISRO and Other exam. Question 1: Page Size Calculation Q1: If a system uses a 32-bit address space and a page size of 4 KB, how many pages are there in the address space? A) 1024 B) 4096 C) 1048576 D) 262144 Answer: C) 1048576 Explanation: The number of pages is calculated as: Total address space Page size = 2 32  bytes 2 12  bytes = 2 20 = 1048576  pages \frac{\text{Total address space}}{\text{Page size}} = \frac{2^{32} \text{ bytes}}{2^{12} \text{ bytes}} = 2^{20} = 1048576 \text{ pages} Question 2: Number of Frames Q2: If the physical memory is 1 GB and the page size is 4 KB, how many frames are available in the physical memory? A) 256 B) 1024 C) 256000 D) 262144 Answer: D) 262144 Explanation: The number of frames is given by: Physical memory Page size = 1  GB 4  KB = 2 30  bytes 2 12  b...

Here are 10 multiple-choice questions related to Database Management Systems (DBMS) with their answers: Question 1: Definition of DBMS Q1: A Database Management System (DBMS) is primarily used for: A) Data processing B) Managing databases C) Compiling programs D) Controlling hardware devices Answer: B) Managing databases Question 2: Types of DBMS Q2: Which of the following is NOT a type of DBMS? A) Hierarchical B) Network C) Relational D) Graphical Answer: D) Graphical Question 3: SQL Q3: SQL stands for: A) Standard Query Language B) Sequential Query Language C) Structured Query Language D) Simple Query Language Answer: C) Structured Query Language Question 4: Primary Key Q4: In a relational database, a primary key is: A) A unique identifier for each record B) A field that allows duplicate values C) A field that stores large text D) A field that links to another table Answer: A) A unique identifier for each record Question 5: Normalization Q5: The process o...