A computer C directory has folders for form 1, form 2, Form 3 and form 4. Each class has student’s folders labeled according to their number. The students create their own folder for the subject the are studying based on the table shown below
a) Assuming there is one student per class, draw the corresponding directory tree structure.
b) i) a form four student wants to create a folder to store her project. State the path for that project folder. ii) Suggest how the student can ensure that: 1. Work is not lost in case the hard disk fails. 2. The project is not copied by other students. c) i). Other than I/O devices, list other three devices under the control of the operating system. ii) Explain any one of the devices named in C (i) above d) Define the term trouble shooting
RESPONSES
c) i) A form four student wants to create a folder to store to project State the path for flat project folder.
C:\FORM4\STUDNO\ADB\PROJECT ii) Suggest how the student can ensure that: - work is not lost in case the hard disk fails.
e) Define the term trouble shooting
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Define the following web related terms: Web browser, Hyperlink ,Hypertext document
Define the following web related terms: Web browser, Hyperlink ,Hypertext document
i) Web browser ii) Hyperlink iii) Hypertext document b) List six activities performed on the web c) An institution has ten stand alone computers i) Suggest with reasons the most appropriate topology required to inter-connect the computers. ii) State the necessary steps required to connect the computers to the internet. d) Below is an email address: Name the parts labeled:
a) Define the following web related terms:
i) Web browser A browser is an application program that provides a way to look at and interact with all the information on the World Wide Web. ii)Hyperlink This is the clickable link in text or graphics on a Web page that takes you to another place on the same page, another page, or whole other site. iii) Hypertext document A document usually web document (file) where the user interacts with the whole document using hyperlinks b) List six activities performed on the web
i) Suggest with reasons the most appropriate topology required to inter-connect the computers. a) Bus Reason: Easy to set up, Low cost in terms of cabling QR b)Star Reason: Speed of data transmission is high, Easy to troubleshoot via central hub or switch ii) State the necessary steps required to connect the computers to the Internet.
ggitau @moest. edu.ke Name the parts labeled:
Study the flowchart below and answer the questions that follow
i) Name the control structures used in the flowchart
ii) Determine the values of M, N, P and Q. M………………………….. N……………………….. P ………………………….. Q ……………………… iii) Write the pseudo code for the flowchart b) List four functions of an assembler
ANSWERS
i) Name the control structures used in the flowchart.
- Selection -Sequencing ii) Determine the values of M, N, P and Q. M………17………………..N……………….17………………….. P………..17………………..Q……………….17…………………. iii) Write the pseudo code for the flowchart Q=N
a) Translate assembly language to machine code. b) Execute assembly language statements. c) Create executable files (.exe) from the assembly language statements. d) Allocate memory for machine code. e) Debug for errors Write an algorithm to compute the area of a triangle.
List four factors to be considered when purchasing an operating system.
(a) Give three comparisons of the traditional file management method of typing a document on a typewriter against using a word processor ( 6mks)
Word Processor
(a) Identify three public Universities and three National polytechnics in Kenya where further computer training is offered, In case state the highest level of qualification that can be acquired in computer training.(a) (i) What is a computer keyboard? (1mk)
Input device with keys for keying in data in the form of characters
List four types of keys found on a computer keyboard. Give an example of each. (4mks)(a) List five precautions that can be taken to protect data stored in diskettes (5mks)The following flowchart can be used to list the odd numbers between 0 and 100 (a) Write a program segment for the flowchart using a high level language (7mks)State two disadvantages of networking
Explain the following input/ output terms as used in computer systems. Give an example for each30/12/2020 Explain the following input/ output terms as used in computer systems. Give an example for each (4mks)(a) Read- get data from memory e.g. opening a file
(b) Write – put data into memory e.g. saving Write –1 in twos compliment notation in byte form (4mks)110 = 12 in byte form it becomes 000000012 One’s complement is 111111102 Two’s complement is 11111112 State and explain two reasons why word processing is one of the most common applications of many computer users.
List three differences between a microcomputer and a super computer (3mks)Microcomputers
Supercomputers
Differentiate between the following pair of terms as used in database design:Input mask and design and Table and query
a)Input mask and design
An input mask often refers to a string expression that a developer defines which governs what is allowed to be entered into a typical edit/input box. b) Table and query Table - the basic unit of storing data in database Query - a view created from table(s) that returns specific records based on a criterion. List four types of publications that can be designed by using desktop publishing software.29/12/2020 List four types of publications that can be designed by using desktop publishing software.
State the function of each of the following: Network interface card, Network protocol and Hub29/12/2020 State the function of each of the following:Network interface card, Network protocol and Hub
a) Network interface card
Describe the term data integrity and State four situations in which data may lose integrity.29/12/2020 Describe the term data integrity and State four situations in which data may lose integrity.
a) Describe the term data integrity.
Explain data series, axis and legends as used in spreadsheet charts. Data, Axis and Legend29/12/2020 Explain data series, axis and legends as used in spreadsheet charts. Data, Axis and Legend
Data Series
State four benefits of using a computer in a school library
You have been asked to change your computer password. State a precaution you need to take in order to avoid each of the following: a) Forgetting the password
b) Hacking
Some of the storage disk available are: zip disks, 3 ½ inch floppy disks, DVDs and 5 ¼ inch floppy disks. Arrange these devices in ascending order of storage capacity.
List four ways of acquiring software in an organization
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