-Booting: Booting is a process of starting the computer operating system starts the computer to work. ...
-Memory Management. ...
-Loading and Execution. ...
-Data security. ...
-Disk Management. ...
-Process Management. ...
-Device Controlling. ...
-Printing controlling
OR
1, Gives a computer user an interface that enables him to give a computer command and view output.
2, It manages memory of a computer by organizing how the computer memory is going to be allocated and used.
3,The operation system is responsible for loading program and preparing them to execute commands.
4, It is responsible for managing files by organizing and allocating directories that files are saved in a computer.
5,The operation system enables the user to input and output information through the use of device drivers.
6, Error handling-the operation system reports and handle errors when they occur in a computer.
Githiari answered the question on January 16, 2018 at 12:34
- State the use of the following application software. Give two examples of each
(i) Word processor
(ii) Spreadsheet
(iii) Databases
(Solved)
State the use of the following application software. Give two examples of each
(i) Word processor
(ii) Spreadsheet
(iii) Databases
Date posted: January 16, 2018. Answers (1)
- A student in Form one describes the computers found in their schools as useless. When his teacher asked him the reasons, he said that they...(Solved)
A student in Form one describes the computers found in their schools as useless. When his teacher asked him the reasons, he said that they did not have USB ports.
a) What does USB mean in full
b) Name FOUR devices that may be connected through the USB port.
Date posted: January 16, 2018. Answers (1)
- Give the functions of the following keyboard keysa) Space bar b) Home key (Solved)
Give the functions of the following keyboard keys
a) Space bar
b) Home key
Date posted: January 16, 2018. Answers (1)
- Differentiate between PROM and EPROM.(Solved)
Differentiate between PROM and EPROM.
Date posted: January 16, 2018. Answers (1)
- State FOUR behaviors that should be avoided in a computer laboratory(Solved)
State FOUR behaviors that should be avoided in a computer laboratory
Date posted: January 16, 2018. Answers (1)
- Give TWO types of documentation that accompanies software (Solved)
Give TWO types of documentation that accompanies software
Date posted: January 16, 2018. Answers (1)
- What is meant by the term software authenticity as with regard to software selection? (Solved)
What is meant by the term software authenticity as with regard to software selection?
Date posted: January 16, 2018. Answers (1)
- Mention any TWO ports that are used to connect peripheral devices (Solved)
Mention any TWO ports that are used to connect peripheral devices.
Date posted: January 15, 2018. Answers (1)
- Give any FOUR examples of peripheral devices?(Solved)
Give any FOUR examples of peripheral devices?
Date posted: January 15, 2018. Answers (1)
- What is a spyware?(Solved)
What is a spyware?
Date posted: January 15, 2018. Answers (1)
- Explain the three components of an expert system. (Solved)
Explain the three components of an expert system.
Date posted: January 15, 2018. Answers (1)
- A recent breakthrough in the manufacturing industry is the development of a fuel manufacturing plant that can produce vehicles using robots.Despite these advances some manufacturers...(Solved)
A recent breakthrough in the manufacturing industry is the development of a fuel manufacturing plant that can produce vehicles using robots.Despite these advances some manufacturers prefer to use human labour.Give two advantages and two disadvantages of fully automated manufacturing industry.
Date posted: January 15, 2018. Answers (1)
- State three measures that can be taken to protect data against computer threats. (Solved)
State three measures that can be taken to protect data against computer threats.
Date posted: January 15, 2018. Answers (1)
- Describe 3 security threats of data stored in a computer system(Solved)
Describe 3 security threats of data stored in a computer system
Date posted: January 15, 2018. Answers (1)
- Define the following terms
(i) Internet:
(ii) Domain name:
(iii) ISP:
(iv)WWW
(Solved)
Define the following terms
(i) Internet:
(ii) Domain name:
(iii) ISP:
(iv)WWW
Date posted: January 15, 2018. Answers (1)
- List six database programs available in the market today.(Solved)
List six database programs available in the market today.
Date posted: January 15, 2018. Answers (1)
- From the below fields in a database which field can be used as the primary key field? Explain?
(i) Name:
(ii) Admission number
(iii) Fees:
(iv) Gender:(Solved)
From the below fields in a database which field can be used as the primary key field? Explain?
(i) Name:
(ii) Admission number
(iii) Fees:
(iv) Gender:
Date posted: January 15, 2018. Answers (1)
- Identify the most appropriate data type for these fields in a database.
(i) Name:
(ii) Admission number
(iii) Fees
(iv) Gender: (Solved)
Identify the most appropriate data type for these fields in a database.
(i) Name:
(ii) Admission number
(iii) Fees
(iv) Gender:
Date posted: January 15, 2018. Answers (1)
- List four tasks that can be performed in a database.(Solved)
List four tasks that can be performed in a database.
Date posted: January 15, 2018. Answers (1)
- Differentiate between macros and report in a database.
(Solved)
Differentiate between macros and report in a database.
Date posted: January 15, 2018. Answers (1)