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Operating System - part 1
1
of
25
💡
Hints:
3
Q1. ___allows many people to use the same computer at a time.
A. Single- user operating system
B. Multi-User operating system
Q2. High Paging activity is called
A. Paging
B. Thrashing
C. Allocating
D. Segmentation
Q3. Which utility saves copies of your files somewhere else?
A. Uninstaller
B. Disk defragmenter
C. Backup Utility
D. File Manager
Q4. The object in the image is:
×
A. An Embedded System
B. General Purpose System
C. Notasystem
Q5. MS-DOS is the ___ OS
A. Single User, Multitasking
B. Single User, Single task n
C. CUI
D. Both2&3Options
Q6. This tool logs error messages to help you investigate hardware, security and system problems
A. Device manager
B. Windows firewall
C. Sfc.exe
D. Event viewer
Q7. Aprogramminglanguagethatismore easily understood in English is a
A. High Level Language
B. Low Level Language
Q8. .JPG is what kind of file?
A. Sound
B. Video
C. Image
Q9. Which of these is not a file type?
A. .txt
B. .pdf
C. .exe
D. .pp
Q10. When the process is swapped out of the CPU it is important that the regis- tersaresaved. Adatastructureknown as the process control block (PCB) is created, and is used to store the con- tents of the registers. The PCB in- cludes
A. general purpose registers
B. PC (program counter) register
C. priority and process ID
D. All Above
Q11. What happens when the rate of page turning becomes very high?
A. CPU cycles are absorbed in man aging page turning overheads
B. Processes become blocked waiting for page transfers to complete
C. System throughput falls sharply
D. All of the above
Q12. Which of the following terms can we identify as hardware?
A. Hard disk
B. Internet browser
C. Spyware
D. Windows
Q13. Which Operating System Home Screen Image
×
A. Windows 7
B. Windows XP
C. Windows 8
D. Windows 10
Q14. ThisWindowsshutdownmodessaves anyopendocumentsandrunningpro- grams or apps to an internal hard drive before removing power from the computer or device.
A. Sleep Mode
B. Hibernate mode
C. Restart
D. Shutdown
Q15. This piece of software is used to con- trol hardware devices and allow an Operating System to make use of the hardware
A. Device Management
B. Device Driver
C. Device System
D. Hardware Peripheral Device
Q16. What Human Computer Interface is this?
×
A. Menu
B. Voice
C. GUI
D. Command line
Q17. DOS stands for
A. Direct Operating System
B. Display Operating System
C. Disk Operating System
D. Dozing Off Soom
Q18. Where are deleted filesand folders e stored inWindows?
A. root folder drive
B. recycle bin
C. not retained
D. original folder
Q19. Which of these is a benefit of a single core processor, multiuser operating system?
A. No hidden costs
B. Will be updated based on business requirements
C. Processing time is short for each task and so looks like multiple tasks are being completed
D. Development cost is shared
Q20. OS controls access rights
A. True
B. False
Q21. During the execution of the instruc- a tions, a copy of the instructions is placed in the
A. Register
B. RAM
C. System heap
D. Cache
Q22. What are the mainyfeatures of multi- programming.
A. buffering
B. scherduling
C. interrupts
D. All Above
Q23. ___ is a security feature in Windows thatwillmonitoractivityonyourcom- puter for any changes relating to Se- curity or to user accounts and notifies you about the change to take place.
A. UAC
B. SAP
C. CHAP
D. AAA
Q24. All apps was formerly known as:
×
A. Taskbar
B. Start Menu
C. Settings
D. All programs
Q25. Fred, a co-worker, heard about new software called Lollipop. Which oper- ating system is the referring to?
A. iOS
B. OS X
C. Android
D. Chrome OS
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