Computer Systems Quiz Questions And Answers
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Do you know what a computer system entails? You can take this computer systems quiz to test your knowledge of computers. A computer system is a basic, complete, and practical hardware and software setup with everything necessary to execute computing performance. Along with testing your knowledge, this quiz will teach you everything you need to know about computer systems and what they have to offer. You can share the quiz with others also, and challenge them for the scores on this quiz.
- 1.
The computer is an 'electronic' machine because
- A.
It works using electricity
- B.
It works without moving parts
- C.
It has a CPU
- D.
It has moving parts
Correct Answer
B. It works without moving partsExplanation
An electronic machine is one that works using integrated circuits and has no moving parts.Rate this question:
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- 2.
Two basic functions of a computer system are
- A.
Wordprocessing and Spreadsheet
- B.
Sending email and web browsing
- C.
Sending and receiving information
- D.
Mouse and keyboard
Correct Answer
C. Sending and receiving informationExplanation
There are 7 basic functions: input, process, output, send, receive, store and retrieve.Rate this question:
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- 3.
When we load a program
- A.
A copy of that program is made in RAM
- B.
That program is copied into the hard disk
- C.
We cannot load it from floppy disks
- D.
We have to close all other open programs first
Correct Answer
A. A copy of that program is made in RAMExplanation
Loading a program involves making a copy of that program (as stored on a device like a hard disk) onto RAM.Rate this question:
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- 4.
Process Control is
- A.
Less reliable than human work
- B.
A computer's ability to monitor and control an activity based on the input from sensors
- C.
Problematic because the computer is not consistent
- D.
Used in the grading of works of art
Correct Answer
B. A computer's ability to monitor and control an activity based on the input from sensorsExplanation
Process Control involves the computer's ability to control a process by using input from sensors to determine how the activity should proceed. Because computers are faster and more reliable than humans, process control is generally much more reliable and efficient when done by a computer.Rate this question:
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- 5.
What is the difference between data and information?
- A.
Computers process information, not data
- B.
Information is the representation of data on a computer.
- C.
Data is the representation of information.
- D.
Both are the same
Correct Answer
C. Data is the representation of information.Explanation
In fact, computers deal with data, not information.Rate this question:
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- 6.
Which of these are advantages of using a computer?
- A.
Speed, dependency, and cost effectiveness
- B.
Resentment and accuracy
- C.
Data input and output
- D.
Speed, consistency, and reliability
Correct Answer
D. Speed, consistency, and reliabilityExplanation
Computers are not only fast, but they also don't 'grow tired' like humans do, and so they are more consistent and reliable, especially at repetitive jobs.Rate this question:
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- 7.
Which of the following are disadvantages of computerizing a system?
- A.
Resentment toward the system from staff members and the possibility of hacking
- B.
Accuracy and health risks
- C.
Dependency on the system and storage of large volumes of data
- D.
Consistency
Correct Answer
A. Resentment toward the system from staff members and the possibility of hackingExplanation
Networked computerized systems may be hacked even when protected. Also, staff members may feel insecure when the new system is introduced, and this may make them resentful towards it.Rate this question:
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- 8.
At which of these jobs is a computer better suited than humans?
- A.
Going through a large database to find a particular name
- B.
Deciding on which dress best suits a model
- C.
Appreciating a painting
- D.
Choosing the most nice-smelling perfume
Correct Answer
A. Going through a large database to find a particular nameExplanation
Computers are best suited for repetitive jobs and the processing of large volumes of data.Rate this question:
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- 9.
Which of the following are hardware items?
- A.
Motherboard
- B.
CPU
- C.
RAM
- D.
All the above
Correct Answer
D. All the aboveExplanation
Hardware items are tangible parts of a computer systems.Rate this question:
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- 10.
Which of the following is a type of Main Memory?
- A.
Bus
- B.
Hard Disk
- C.
CPU
- D.
RAM
Correct Answer
D. RAMExplanation
RAM is part of Main MemoryRate this question:
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