WGU D684 INTRODUCTION TO COMPUTER
SCIENCE OBJECTIVE ASSESSEMENT FINAL
EXAM PREP 2025/2026 WITH ACTUAL
CORRECT QUESTIONS AND VERIFIED
DETAILED ANSWERS| FREQUENTLY TESTED
QUESTIONS AND SOLUTIONS |ALREADY
GRADED A+|BRAND NEW!!|GUARANTEED
PASS
What is the name of the state of a process when it is standing by for another process to send a
signal that it may continue?
- New
- Ready
- Running
- Waiting
Waiting
Which method is a nonpreemptive approach to CPU scheduling?
- Single contiguous
- Best fit
- Round-robin
- First come, first served
First come, first served
What is one operation common to most file systems?
- Execute
- Subtract
- Print
- Create
Create
1|Page
,What is the name of a disk scheduling technique?
- Direct access
- Relative path
- Sequential access
- First-come, first-serve
First-come, first-serve
How does an operating system (OS) manage system performance?
- By offering cloud storage solutions
- By installing new hardware
- By providing tools for software development
- By optimizing the use of CPU, memory, and storage resources
By optimizing the use of CPU, memory, and storage resources
What is the primary purpose of memory management in an operating system?
- To facilitate network communication
- To manage the file system
- To efficiently allocate and manage system memory
- To handle user input
To efficiently allocate and manage system memory
Which task or tasks are part of process management in an operating system?
- Formatting the hard drive
- Creating, executing, and terminating processes
- Handling peripheral devices
- Managing screen resolution
Creating, executing, and terminating processes
What is the main goal of CPU scheduling in an operating system?
- Managing software updates
- Handling user authentication
- Increasing the size of the hard drive
- Determining the order in which the CPU executes processes
Determining the order in which the CPU executes processes
Which technique does an operating system use to extend physical memory by using disk space?
- Caching
- Virtual memory
2|Page
,- Multitasking
- Batch processing
Virtual memory
Which of the following describes a process in the context of an operating system?
- A program in execution
- A static file on disk
- A system configuration setting
- A type of user account
A program in execution
Which CPU scheduling algorithm selects the process with the smallest execution time
remaining?
- Priority scheduling
- Shortest job next (SJN)
- Round-robin (RR)
- First-come, first-served (FCFS)
Shortest job next (SJN)
Which state is a process in when it has completed its execution?
- Waiting
- Ready
- Running
- Terminated
Terminated
Which CPU scheduling algorithm assigns a fixed time slice to each process in the queue?
- Shortest job first (SJF)
- First-come, first-served (FCFS)
- Round-robin (RR)
- Priority scheduling
Round-robin (RR)
Which statement describes paging in memory management?
- Allocating fixed-sized blocks of memory
3|Page
, - Translating logical addresses to physical addresses
- Dividing memory into variable-sized segments
- Swapping entire processes in and out of memory
Allocating fixed-sized blocks of memory
Which statement describes the purpose of a file system in an operating system?
- To handle error messages
- To organize and manage data storage on devices
- To manage user log-in credentials
- To provide internet connectivity
To organize and manage data storage on devices
Which file extension is typically associated with a text file?
- .mp3
- .exe
- .jpg
- .txt
.txt
Which statement describes a binary file?
- A program source file with a .java extension
- A script file with a .sh extension
- An image file with a .png extension
- A file containing plain text
An image file with a .png extension
In a hierarchical file system, what is the top-level directory called?
- Root directory
- Subdirectory
- Parent directory
- Home directory
Root directory
In a hierarchical file system, what is a subdirectory?
- The directory containing the operating system
- A temporary storage location
- The main directory of the file system
- A directory within another directory
4|Page
SCIENCE OBJECTIVE ASSESSEMENT FINAL
EXAM PREP 2025/2026 WITH ACTUAL
CORRECT QUESTIONS AND VERIFIED
DETAILED ANSWERS| FREQUENTLY TESTED
QUESTIONS AND SOLUTIONS |ALREADY
GRADED A+|BRAND NEW!!|GUARANTEED
PASS
What is the name of the state of a process when it is standing by for another process to send a
signal that it may continue?
- New
- Ready
- Running
- Waiting
Waiting
Which method is a nonpreemptive approach to CPU scheduling?
- Single contiguous
- Best fit
- Round-robin
- First come, first served
First come, first served
What is one operation common to most file systems?
- Execute
- Subtract
- Create
Create
1|Page
,What is the name of a disk scheduling technique?
- Direct access
- Relative path
- Sequential access
- First-come, first-serve
First-come, first-serve
How does an operating system (OS) manage system performance?
- By offering cloud storage solutions
- By installing new hardware
- By providing tools for software development
- By optimizing the use of CPU, memory, and storage resources
By optimizing the use of CPU, memory, and storage resources
What is the primary purpose of memory management in an operating system?
- To facilitate network communication
- To manage the file system
- To efficiently allocate and manage system memory
- To handle user input
To efficiently allocate and manage system memory
Which task or tasks are part of process management in an operating system?
- Formatting the hard drive
- Creating, executing, and terminating processes
- Handling peripheral devices
- Managing screen resolution
Creating, executing, and terminating processes
What is the main goal of CPU scheduling in an operating system?
- Managing software updates
- Handling user authentication
- Increasing the size of the hard drive
- Determining the order in which the CPU executes processes
Determining the order in which the CPU executes processes
Which technique does an operating system use to extend physical memory by using disk space?
- Caching
- Virtual memory
2|Page
,- Multitasking
- Batch processing
Virtual memory
Which of the following describes a process in the context of an operating system?
- A program in execution
- A static file on disk
- A system configuration setting
- A type of user account
A program in execution
Which CPU scheduling algorithm selects the process with the smallest execution time
remaining?
- Priority scheduling
- Shortest job next (SJN)
- Round-robin (RR)
- First-come, first-served (FCFS)
Shortest job next (SJN)
Which state is a process in when it has completed its execution?
- Waiting
- Ready
- Running
- Terminated
Terminated
Which CPU scheduling algorithm assigns a fixed time slice to each process in the queue?
- Shortest job first (SJF)
- First-come, first-served (FCFS)
- Round-robin (RR)
- Priority scheduling
Round-robin (RR)
Which statement describes paging in memory management?
- Allocating fixed-sized blocks of memory
3|Page
, - Translating logical addresses to physical addresses
- Dividing memory into variable-sized segments
- Swapping entire processes in and out of memory
Allocating fixed-sized blocks of memory
Which statement describes the purpose of a file system in an operating system?
- To handle error messages
- To organize and manage data storage on devices
- To manage user log-in credentials
- To provide internet connectivity
To organize and manage data storage on devices
Which file extension is typically associated with a text file?
- .mp3
- .exe
- .jpg
- .txt
.txt
Which statement describes a binary file?
- A program source file with a .java extension
- A script file with a .sh extension
- An image file with a .png extension
- A file containing plain text
An image file with a .png extension
In a hierarchical file system, what is the top-level directory called?
- Root directory
- Subdirectory
- Parent directory
- Home directory
Root directory
In a hierarchical file system, what is a subdirectory?
- The directory containing the operating system
- A temporary storage location
- The main directory of the file system
- A directory within another directory
4|Page
