CSIT 9 (OS)

Multiple Choice

Which of the following is a primary function of an operating system?

• Managing hardware resources

• Compiling code

• Designing applications

• Creating databases

Multiple Choice

In a computer system, the CPU is responsible for which of the following?

• Executing instructions

• Storing data

• Managing input/output devices

• Displaying graphics

Multiple Choice

In a von Neumann architecture, which of the following components holds the program to be executed?

• ALU

• Control Unit

• Main Memory

• Hard Drive

Multiple Choice

Which operating system structure provides the most modularity and ease of updates?

• Microkernel

• Virtual Machine

• Monolithic

• Layered

Multiple Choice

Which of the following operations is an essential part of an operating system’s job?

• File management

• Video editing

• Text formatting

• Image rendering

Multiple Choice

What is the purpose of a process control block (PCB) in an operating system?

• Storing information about a process

• Controlling user access

• Allocating CPU time

• Managing memory

Multiple Choice

What is the main purpose of virtual memory in an operating system?

• Speeding up the CPU

• Providing the illusion of a large memory space

• Encrypting stored data

• Managing peripheral devices

Multiple Choice

Which of the following storage types is fastest in terms of data access speed?

• Solid State Drive (SSD)

• Hard Disk Drive (HDD)

• Optical Drive

• USB Flash Drive

Multiple Choice

What is the primary goal of security in an operating system?

• Protecting the system against unauthorized access

• Improving hardware performance

• Enhancing the graphical user interface

• Increasing storage capacity

Multiple Choice

Which of the following is a kernel data structure used to manage processes?

• Queue

• Binary Tree

• Linked List

• Hash Table

Multiple Choice

In which computing environment is the response time of the system critical?

• Real-time

• Batch processing

• Time-sharing

• Dstributed

Multiple Choice

What is a key benefit of using open-source operating systems?

• Community-driven development

• Proprietary software support

• Frequent updates by a single vendor

• Compatibility with all hardware