What is the use of directory structure in the operating system?
The directory structure is used to solve the problem of the network connection in OS.
It is used to store folders and files hierarchically.
It is used to store the program in file format.
All of the these
In the OS, a directory structure is a container that is used to store folders and files in a hierarchical manner.
What type of scheduling is round-robin scheduling?
Linear data scheduling
Non-linear data scheduling
Preemptive scheduling
Non-preemptive scheduling
Round-robin scheduling is a pre-emptive scheduling algorithm in which a specific time is provided to execute each process. This specific time is called time-slice.
Which conditions must be satisfied to solve a critical section problem?
Bounded Waiting
Progress
Mutual Exclusion
All of these.
A critical-section is a code segment that can be accessed by a signal mechanism at a given point of time. The segment consists of shared data services that are need to be used by other systems. The critical section problem must satisfy the three conditions: Mutual Exclusion, Bounded Waiting, and Progress.
Which of the following options is correct about the windows operating system?
Windows is a CUI operating system.
Windows is based on CUI.
Windows is a GUI operating system.
None of the these
Windows is a GUI operating system. Windows OS does not require a command to run. Only one mouse is required to run the windows operating system.
Which of the following file systems is supported by the windows OS?
NTFS
FAT32
exFAT
All of the these
The following are the types of file systems that support the Windows operating system, such as NTFS, FAT, exFAT, HFS Plus, and EXT.
Which of the following keys does the user use to switch between applications running simultaneously in the Windows operating system?
FN + TAB
ALT + TAB
CTRL + TAB
SHIFT + TAB
The user uses the Alt + Tab button to switch from one window to another in the Windows operating system. Also, the user can use the Ctrl + Tab button to switch from tab to tab in internet explorer.
Which of the following commands creates an emergency repair disk for Windows NT 4.0?
BAT
RDISK.EXE
EXE/S
ADD/REMOVE program
Which of the following scheduling algorithms is preemptive scheduling?
FCFS Scheduling
SJF Scheduling
Network Scheduling
SRTF Scheduling
How can you get a printout of the system configuration on windows 9x OS?
Open the CMD window, type “MSDN”, and press <printscrn>
From the device manager, click the print button
Open the CMD window, type “SYS”, and press <printscrn>
None of the these
Which of the following operating system runs on the server?
Batch OS
Distributed OS
Real-time OS
Network OS
What type of memory stores data in a swap file on a hard drive?
Secondary memory
Virtual memory
Low memory
RAM
Which of the following “semaphore” can take the non-negative integer values?
Binary Semaphore
Counting Semaphore
Real Semaphore
All of the these
In which directory the local user profile settings are stored by default in windows 2000?
C: \ USERS
C: \ NETLOGON
C: \ WIN NTUSER.DAT
C: \ Documents and settings
Which of the following operating system does not require a command to run?
Kali Linux
Windows
Unix
All of the these
Which method is the best among file allocation methods?
Linked
Contiguous
Indexed
None of the these
The operating system work between
User and Computer
Network and User
One user to another user
All of the these
What is the paging in the operating system?
Memory management scheme
Network management scheme
Internet management scheme
None of the these
Which of the following programs is loaded first when starting a computer?
Window desktop
Network connection program
Operating system
CMD
Which of the following backup methods is quickest and requires the least amount of backup space?
Complete backups
Incremental
Differential
None of the these
Which of the following is not a type of directory structure?