CSS - PMS - CCE - PCS - Basic Computing
Operating Systems
Which term describes the ability of an operating system to run several programs apparently at the same time?
A. Formatting
B. Defragmentation
C. Bootstrapping
D. Multitasking
Correct Answer: D
Multitasking lets multiple processes make progress by sharing CPU time or cores.
CSS - PMS - CCE - PCS - Basic Computing
Operating Systems
Which layer normally provides the lowest-level software interface to a specific hardware device?
A. Device driver
B. Word processor
C. Compiler
D. Spreadsheet macro
Correct Answer: A
Device drivers translate OS requests into device-specific operations.
CSS - PMS - CCE - PCS - Basic Computing
Operating Systems
What is the main purpose of a shell in an operating system?
A. Format every disk automatically
B. Interpret user commands and launch programs
C. Allocate physical RAM directly without the kernel
D. Replace the CPU scheduler
Correct Answer: B
A shell is a command interpreter or user interface for invoking OS services and programs.
CSS - PMS - CCE - PCS - Basic Computing
Operating Systems
Which architecture combines features of monolithic and microkernel designs?
A. Shell kernel
B. Spooling kernel
C. Hybrid kernel
D. Batch kernel
Correct Answer: C
Hybrid kernels mix design ideas to balance performance and modularity.
CSS - PMS - CCE - PCS - Basic Computing
Operating Systems
Which operating-system design keeps only essential mechanisms in kernel space and moves more services to user space?
A. Monolithic kernel
B. Single-user batch system
C. Bootloader
D. Microkernel
Correct Answer: D
Microkernels minimize kernel-space functionality and run more services as user processes.
CSS - PMS - CCE - PCS - Basic Computing
Operating Systems
Which design places most operating-system services inside one large kernel address space?
A. Monolithic kernel
B. Microkernel
C. Virtual machine
D. Batch system
Correct Answer: A
A monolithic kernel runs many OS services in kernel space for performance.
CSS - PMS - CCE - PCS - Basic Computing
Operating Systems
A system call provides a controlled transition from:
A. RAM to secondary storage
B. User mode to kernel mode
C. Kernel mode to BIOS setup only
D. Cache memory to RAM
Correct Answer: B
System calls let user programs request privileged kernel services.
CSS - PMS - CCE - PCS - Basic Computing
Operating Systems
Which operating-system component remains resident in memory and directly manages core hardware resources?
A. Spreadsheet
B. Assembler
C. Kernel
D. Text editor
Correct Answer: C
The kernel is the central privileged part of an operating system.
CSS - PMS - CCE - PCS - Basic Computing
Operating Systems
Which of the following is NOT a primary responsibility of an operating system?
A. Process management
B. Memory management
C. File management
D. Designing application algorithms
Correct Answer: D
The OS manages system resources; application algorithm design is the programmer's task.
CSS - PMS - CCE - PCS - Basic Computing
Operating Systems
Which component acts as an intermediary between users/applications and computer hardware?
A. Operating system
B. Compiler
C. Database
D. Web browser
Correct Answer: A
An operating system manages hardware resources and provides services/interfaces for applications.
CSS - PMS - CCE - PCS - Basic Computing
Web Browsing
Which web-browsing term or feature best matches this description: separates browser history, bookmarks, extensions, cookies, and settings for different users or purposes?
A. Content Security Policy
B. Hard refresh
C. Bookmark/Favorite
D. Profile
Correct Answer: D
Profile: separates browser history, bookmarks, extensions, cookies, and settings for different users or purposes.
CSS - PMS - CCE - PCS - Basic Computing
Web Browsing
Which web-browsing term or feature best matches this description: includes support for zoom, keyboard navigation, screen readers, captions, and contrast features?
A. Private/Incognito mode
B. Profile
C. Browser accessibility
D. First-party cookie
Correct Answer: C
Browser accessibility: includes support for zoom, keyboard navigation, screen readers, captions, and contrast features.
CSS - PMS - CCE - PCS - Basic Computing
Web Browsing
Which web-browsing term or feature best matches this description: simplifies supported web pages by emphasizing article text and reducing surrounding page elements?
A. Clear cache
B. Content Security Policy
C. Reader mode
D. Hard refresh
Correct Answer: C
Reader mode: simplifies supported web pages by emphasizing article text and reducing surrounding page elements.
CSS - PMS - CCE - PCS - Basic Computing
Web Browsing
Which web-browsing term or feature best matches this description: is a locally saved or cached copy that can be viewed without an active Internet connection?
A. Clear browsing data
B. Offline page
C. Fragment
D. Search query
Correct Answer: B
Offline page: is a locally saved or cached copy that can be viewed without an active Internet connection.
CSS - PMS - CCE - PCS - Basic Computing
Web Browsing
Which web-browsing term or feature best matches this description: stores recent domain-name resolution results to speed repeated lookups?
A. Back button
B. DNS cache
C. Tab
D. Cookie
Correct Answer: B
DNS cache: stores recent domain-name resolution results to speed repeated lookups.
CSS - PMS - CCE - PCS - Basic Computing
Web Browsing
Which web-browsing term or feature best matches this description: removes cached site resources so they can be downloaded again?
A. Clear cache
B. Pop-up
C. Extension permission
D. Tracking protection
Correct Answer: A
Clear cache: removes cached site resources so they can be downloaded again.
CSS - PMS - CCE - PCS - Basic Computing
Web Browsing
Which web-browsing term or feature best matches this description: reloads a page while bypassing or revalidating more cached resources, depending on browser?
A. Sandboxing
B. Tab
C. Hard refresh
D. Startup pages
Correct Answer: C
Hard refresh: reloads a page while bypassing or revalidating more cached resources, depending on browser.
CSS - PMS - CCE - PCS - Basic Computing
Web Browsing
Which web-browsing term or feature best matches this description: installs newer browser code containing features, compatibility fixes, and security patches?
A. Web browser
B. Downloads list
C. Browser update
D. Clear browsing data
Correct Answer: C
Browser update: installs newer browser code containing features, compatibility fixes, and security patches.
CSS - PMS - CCE - PCS - Basic Computing
Web Browsing
Which web-browsing term or feature best matches this description: lets websites restrict which sources of scripts and other resources the browser may load?
A. Content Security Policy
B. Clear browsing data
C. URL scheme
D. Do Not Track
Correct Answer: A
Content Security Policy: lets websites restrict which sources of scripts and other resources the browser may load.
CSS - PMS - CCE - PCS - Basic Computing
Web Browsing
Which web-browsing term or feature best matches this description: restricts how scripts from one origin can access data from another origin?
A. Reload/Refresh
B. Same-origin policy
C. Bookmarks bar
D. Certificate
Correct Answer: B
Same-origin policy: restricts how scripts from one origin can access data from another origin.