Riara Springs Girls 2019 Form 4 Exams

Below are free questions from Riara Springs Girls’ for 2019. The subjects posted are:

• Computer Studies Paper 1

• Business Studies Paper 1

• Home Science Paper

451/1

COMPUTER STUDIES PAPER 1 (THEORY) TIME: 2 ½ HOURS

RIARA SPRINGS GIRLS’ HIGH SCHOOL
JUNE 2019 EXAMINATIONS

SECTION A (40 MARKS)

ANSWER ALL QUESTIONS IN THE SPACES PROVIDED

1 State four benefits of using a computer in a school library (2 marks)

 

2 Define the following terms as used in relation to operating systems (2 marks)

i) Folder

 

ii) Drive

 

3 State what will happen when the following combination of keys are pressed in MS Word
(3 marks)

i) Ctrl + Esc

ii) Ctrl + P

iii) Ctrl + N

4 a) What is meant by the term Tele-Commuting (1 mark)

 

b) An organization intends to install telecommuting in its operations. List three disadvantages that are likely to be encountered (3 marks)

5 Explain the following changeover strategies in system implementation; (2 marks)

a) Parallel Change over

b) Direct Change over

 

6 Differentiate between kerning and tracking as used in desktop publishing (2 marks)

 

7 Citing examples, define the following types of errors in data processing;

a) Misreading Errors (2 marks)

 

b) Transposition Errors (2 marks)

 

8 Nowadays, computer systems need maximum security to prevent an unauthorized access. State three precautions that you would expect an organization to take to prevent illegal access to its computer-based systems (3 marks)

9 a) Differentiate between sign up and sign in as used in emails (2 marks)

 

b) Give two advantages of electronic mails over ordinary mails (2 marks)

 

10 Explain any three functions of an operating system with respect to memory management
(3 marks)

 

11 Give three responsibilities of a system analyst (3 marks)

 

12 The first column in the table below contains thee formula stored in cell C10 of a spreadsheet. Enter the formulae as they would appear when copied to cell F15 of the same spreadsheet (3 Marks)

FORMULA IN C10	FORMULA IN F15
= A5 X B5
= A85
= 4 X B86

13 List two health problems associated with improper sitting posture while using a computer
(1 mark)

 

14 Give two reasons why the internet can be undesirable as a source of reference materials
(2 marks)

 

15 i) What is a computer “back-up copy” (1 mark)

ii) Give one importance of backing up your files (1 mark)

 

SECTION B (60 MARKS)

ANSWER QUESTION 16 AND ANY OTHER THREE FROM THIS SECTION

16 a) There are several stages taken during program development. State the stage in which:
(4 marks)

i) The likely input, processing activities and the expected output is determined

 

ii) The programmer would check whether the program does as required

 

iii) The newly developed program is delivered and installed for the user to start using it

 

iv) The requirements specifications would be written

 

b) List FOUR functions of a compiler (2 marks)

 

c) Study the flowchart below and answer questions which follow;

What is the output expected if the values of x and y are input as x = 1, y = 2 (3 marks)

d) Design a pseudo code for the program flowchart above (6 marks)

17 a) State three standard coding schemes used in data representation (3 marks)

 

b) Convert the following decimal numbers into binary form

i) 0.40₁₀ (2 marks)

 

ii) 4⅓ (2 marks)

 

c) Using one’s complement, subtract 100011₂ – 010010₂ (2 marks)

 

d) Using two’s complement compute the following;

(+36) ₁₀ + (-25) ₁₀ (4 marks)

 

e) Perform the following binary arithmetic,

1101 + 11011 + 101 + 11111 (1 mark)

 

f) Write the number 451 ₁₀ in BCD notation (1 mark)

 

18 a) Why is the internet referred to as information superhighway? (1 mark)

 

b) To access internet services, a computer must be installed with an Internet protocol, a browser and e-mail client.

i) Differentiate between a browser and an e-mail client (2 marks)

 

c) Identify the network topologies below; (3 marks) i)
ii) iii)
iv) Give two disadvantages of network topology in (iii) above (2 marks)

 

d) State the role of each of the following data communication devices:

i) Getaways (1 mark)

 

ii) Network Interface Card (1 mark)

 

e) Although Internet has improved our day to day activities, it is also associated with some drawbacks in our society. State any two disadvantages of the internet (2 marks)

f) State two ways on how the internet can be used to improve sports activities in the school (2 marks)

g) Identify one measure the electoral body in Kenya can use to ensure dead people don’t vote in elections (1 mark)

19 a) i) Give two benefits of normalizing a database (2 marks)

 

ii) Field properties specify finer details related to fields and table entries expected.
Differentiate between validation rule and validation text as referred in databases

(2 marks)

 

b) A sports owner uses a database to store data about the products he sell. This is part of the database

Bar Code	Brand Name	Product Type	Number in Stock
1825698000040	STAR	Football Shirt	22
2266127153625	COSMOS	Hockey Boots	15
3756643392895	JUMBO	Netball	32
3014232068474	SUPER	Rugby Shorts	26
5010223708943	HERO	Running Shoes	12

i) How many fields are there in this part of the database? (1 mark)

 

ii) How many records are there in this part of the database? (1 mark)

 

iii) The records are to be sorted in ascending order of number in stock. What will be the brand name of the first record in the database after it has been sorted? (1 mark)

iv) Which field would be the key field? (1 mark)

 

c) The database has another table that holds suppliers’ details so that when the number in stock exceeds the re-order level the can be contacted to supply more goods. The two tables are linked.

i) It is advisable to enforce referential integrity when creating a relationship. When creating a relationship, what do you understand by the term referential integrity?
(1 mark)

 

ii) Explain why enforcing referential integrity is important in a database (2 marks)

 

d) i) Differentiate between bound and unbound controls (2 marks)

 

ii) Distinguish between AND and OR operators in relation to a database: (2 marks)

 

20 a) Differentiate between a computer and a computer system (2 marks)

 

b) List and explain three functional elements of a computer system (6 marks)

 

c) What is a dialog box? (2 marks)

 

d) List five settings that may be found in a dialog box (5 marks)

 

565/1
BUSINESS STUDIES
Paper 1
JUNE 2019 EXAMINATIONS
Time: 2 hours

RIARA SPRINGS GIRLS’ HIGH SCHOOL
Kenya Certificate of Secondary Education BUSINESS STUDIES
Paper 1

 

1. Outline ways in which a firm would demonstrate social responsibility to the society in which it is located. (4 mks)
a.

b.

c.

d.

2. Match the following statements with the appropriate term. (4 mks)

 

Statements	Term
a. Service that assist the production process
b. Production of goods and services by an individual for personal use
c. The final goods that are used by the consumers
d. Services rendered directly to consumers

3. Identify four strengths of a business that can enable it to succeed. (4 mks)

a.
b.

c.

d.

4. State four features of small scale retailers. (4 mks)

a.

b.

c.

d.

5. State the main source of capital for the following types of business units. (4 mks)

a. Cooperatives
b. Public limited companies

c. Parastatals

d. Sole proprietorship

6. Outline four benefits of privatization of parastatals. (4 mks)

a.

b.

c.

d.

7. Highlight four reasons why consumers need protection. (4 mks)

a.

b.

c.

d.

8. Highlight four measures that the government may take to attract firms to an area. (4 mks)

a.

b.

c.

d.

9. Indicate the writing “demand” or “supply” whether each of the following factors would influence demand or supply of a commodity: (4 mks)
a. Changes in price of inputs

b. Changes in tastes and preferences

c. Changes in technology

d. Changes in income

10. Define the following terms: (4 mks)
a. Promoters

 

b. Memorandum of association

 

c. Prospectors

 

d. Incorporated business

11. Outline four circumstances that would show that consumers have been exploited. (4 mks)

a.

b.

c.

d.

12. Highlight four factors that an investor will consider when choosing the most appropriate means of communication. (4 mks)
a.

b.

c.

d.

13. Outline four roles of warehousing to economic growth. (4 mks)

a.

b.

c.

d.

14. State the meaning of the following terms as used in accounting. (4 mks)

a. Balance c/d

 

b. Contra entry

 

c. Balance b/d

 

d. Bank overdraft

15. The following diagram represents the circular flow of income between forms and households in an economy. Identify the flows labeled A,B,C and D and list them in the space provided. (4 mks)

16. Outline four elements of transport. (4 mks)

a.

b.

c.

d.

17. Highlight four merits of indirect taxes. (4 mks)

a.

b.

c.

d.

18. Outline four measures that can be used to correct a surplus balance of payment situation.
(4 mks)

a.

b.

c.

d.

19. State four causes of demand pull inflation. (4 mks)

a.

b.

c.

d.

20. Outline four functions of non-bank financial institutions. (4 mks)

a.

b.

c.

d.

21. State four characteristics of a good development plan. (4 mks)

a.

b.

c.

d.

22. The following balances were extracted from the books of Kasuku investments on 30th June 2018.
Shs,

Sales 320,000
General expenses 76,000
Salaries 28,000
Cost of goods sold 240,000
Prepare Kasuku investments trading profit and loss account for the year ended 30th June 2018. (4 mks)

23. State whether each of the following transactions will increase, decrease or have no effect on balance sheet. (4 mks)

Transaction	Effect on the balance sheet totals
a.       Paid a creditor in cash   b.      Bought a motor van on credit   c.       A debtor paid by cheque d.      Owner deposited additional money into business bank account

24. Match the following books of original entry to the appropriate source document. (4 mks)

 

Books of original entry	Source document
a.       Cash payment journal   b.       Sales journal   c.       Purchase returns journal   d.       Cash receipts journal

25. The features given below describe various product markets. Write the correct product market against each of the features in the spaces provided. (4 mks)

 

Feature	Product market
a. Few large sellers in the market
b. Firms sell identical products
c. One supplier for the entire market
d. Very many sellers of differentiated products

 

2019 Form 4 Maranda High Mock

RIARA SPRINGS GIRLS’ HIGH SCHOOL
HOMESCIENCE
Paper 1
JUNE 2019
Time: 2½ Hours

SECTION A
1. State two points to observe when using make ups. (2 marks)

2. Give two methods of wood finishing. (1 mark)

3. Give two advantages of using sodium carbonate in cooking of green leafy vegetables. (2 marks)

4. Name any two agents used for coating food during deep frying. (1 mark)

5. Give two ways of reducing bulk in seams. (1 mark)

6. Give two ways of ensuring that tucks are well made. (2 marks)

7. State two main uses of lamp shades as used at home. (2 marks)

8. Mention two ways of preventing scalds. (2 marks)

9. State three ways of providing variety of meal planning and management. (3 marks)

10. State two precautions to observe when dry cleaning with turpentine at home. (2 marks)

11. Identify two pattern symbols used when laying out pattern pieces. (2 marks)

12. State two limitations of convenience foods. (2 marks)

13. State three factors to consider when choosing weaning foods. (3 marks)

14. Give two reasons for allowing batter to rest for some time before cooking. (2 marks)

15. State two reasons for food fortification. (2 marks)

16. Give two deficiency diseases common in children. (1 mark)

17. Other than use of chemicals, list four ways of disinfecting clothes and household articles. (2 marks)

18. Distinguish between boiling and steaming as methods of cooking. (2 marks)

19. State three characteristics of synthetic fabrics. (3 marks)

20. Outline three qualities of a good laundry soap. (3 marks)

SECTION B : COMPULSORY (20 MARKS)
21. You are at home on Mid-term break and you intend to carry out some tasks.
a) Describe how you would launder a viscose garment with blood stain. (7 marks)

b) Explain how you would clean a hurricane lamp without a glass. (8 marks)

c) Outline the procedure of cleaning a stained melamine cup. (5 marks)

SECTION C : (40 MARKS)
Answer any two questions from this section.

22. a) Differentiate between sponging and spotting. (2 marks)
b) Highlight four conditions that should be satisfied by food fortification. (4 marks)
c) Outline five points to bear in mind when buying a pair of cutting out scissors. (5 marks)
d) Highlight six ways of encouraging a child to play. (6 marks)
e) Hem is a way of finishing an edge of a garment. Identify three methods used to control fullness on
a hem. (3 marks)

23. a) State three points to consider when selecting a baking tin. (3 marks)
b) Describe five problems that are related to weaning of a baby. (5 marks)
c) Mention four positive effects of advertising to a consumer. (4 marks)
d) State five conditions under which the body may require more intake of water. (5 marks)
e) State three factors that contribute to a well made handworked button hole. (3 marks)

24. a) Differentiate between advancing and receding colours. (2 marks)
b) Highlight five advantages of breastfeeding. (5 marks)
c) Describe the produce of cleaning a toothbrush. (5 marks)
d) Describe the preparation of a peterpan collar ready for attachment to the neckline. (8 marks)

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