©FYNDLAY 2024/2025 ALL RIGHTS RESERVED.
COS3721 Chapter 1 Exam Questions And
Answers 100% Verified And Updated.
1. In what way is an operating system like a government?
A) It seldom functions correctly.
B) It creates an environment within which other programs can do useful work.
C) It performs most useful functions by itself.
D) It is always concerned primarily with the individual's needs. - Answer✔B
2. ____ operating systems are designed primarily to maximize resource utilization.
A) PC B) Handheld computer
C) Mainframe D) Network - Answer✔C
3. The most common secondary storage device is ____.
A) random access memory B) solid state disks
C) tape drives D) magnetic disk - Answer✔D
4. Which of the following would lead you to believe that a given system is an SMP-type system?
A) Each processor is assigned a specific task.
B) There is a boss-worker relationship between the processors.
C) Each processor performs all tasks within the operating system.
D) None of the above - Answer✔C
5. A ____ can be used to prevent a user program from never returning control to the operating
system.
A) portal
B) program counter
C) firewall
D) timer - Answer✔D
1|Page
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6. Embedded computers typically run on a ____ operating system.
A) real-time
B) Windows XP
C) network
D) clustered - Answer✔A
7. Bluetooth and 802.11 devices use wireless technology to communicate over several feet, in
essence creating a ____.
A) local-area network
B) wide-area network
C) small-area network
D) metropolitan-area network - Answer✔C
8. A clustered system ____.
A) gathers together multiple CPUs to accomplish computational work
B) is an operating system that provides file sharing across a network
C) is used when rigid time requirements are present
D) can only operate one application at a time - Answer✔A
9. Which of the following is a property of peer-to-peer systems?
A) Clients and servers are not distinguished from one another.
B) Separate machines act as either the client of the server but not both.
C) They do not offer any advantages over traditional client-server systems.
D) They suffer from the server acting as the bottleneck in performance. - Answer✔A
0. Two important design issues for cache memory are ____.
A) speed and volatility
B) size and replacement policy
C) power consumption and reusability
D) size and access privileges - Answer✔B
11. What are some other terms for kernel mode?
A) supervisor mode
B) system mode
2|Page
COS3721 Chapter 1 Exam Questions And
Answers 100% Verified And Updated.
1. In what way is an operating system like a government?
A) It seldom functions correctly.
B) It creates an environment within which other programs can do useful work.
C) It performs most useful functions by itself.
D) It is always concerned primarily with the individual's needs. - Answer✔B
2. ____ operating systems are designed primarily to maximize resource utilization.
A) PC B) Handheld computer
C) Mainframe D) Network - Answer✔C
3. The most common secondary storage device is ____.
A) random access memory B) solid state disks
C) tape drives D) magnetic disk - Answer✔D
4. Which of the following would lead you to believe that a given system is an SMP-type system?
A) Each processor is assigned a specific task.
B) There is a boss-worker relationship between the processors.
C) Each processor performs all tasks within the operating system.
D) None of the above - Answer✔C
5. A ____ can be used to prevent a user program from never returning control to the operating
system.
A) portal
B) program counter
C) firewall
D) timer - Answer✔D
1|Page
, ©FYNDLAY 2024/2025 ALL RIGHTS RESERVED.
6. Embedded computers typically run on a ____ operating system.
A) real-time
B) Windows XP
C) network
D) clustered - Answer✔A
7. Bluetooth and 802.11 devices use wireless technology to communicate over several feet, in
essence creating a ____.
A) local-area network
B) wide-area network
C) small-area network
D) metropolitan-area network - Answer✔C
8. A clustered system ____.
A) gathers together multiple CPUs to accomplish computational work
B) is an operating system that provides file sharing across a network
C) is used when rigid time requirements are present
D) can only operate one application at a time - Answer✔A
9. Which of the following is a property of peer-to-peer systems?
A) Clients and servers are not distinguished from one another.
B) Separate machines act as either the client of the server but not both.
C) They do not offer any advantages over traditional client-server systems.
D) They suffer from the server acting as the bottleneck in performance. - Answer✔A
0. Two important design issues for cache memory are ____.
A) speed and volatility
B) size and replacement policy
C) power consumption and reusability
D) size and access privileges - Answer✔B
11. What are some other terms for kernel mode?
A) supervisor mode
B) system mode
2|Page
