# Computer Studies Paper 2 Questions and Answers - Asumbi Girls Highschool Pre-Mock Exams May-June 2022

INSTRUCTIONS TO CANDIDATES

• This paper has two questions.
• All questions carry equal marks.
• Type your name and index number at the right hand corner of each print out.
• Write your name and index number on the storage medium provided.
• Write your name and version of software used for each question attempted.
• Make a printout of the answers on the answer sheets provided
• Hand all the print outs and the storage medium
• This paper consists of 4 printed pages
• Candidates should check to ensure that all pages are printed as indicated and no questions are missing.

## QUESTIONS

1.
1. Kipto’smilling company limited has given you the details below to be used in calculating expenses incurred during two quarters of the year as indicated. Use a spreadsheet package to enter the details, and save your work as Expenses 1. (10 marks)
 A B C D E F G 1 KIPTO’S MILLING COMPANY LIMITEDP.O BOX 625 NAKURU 2 3 First quarter Second quarter 4 January February March April May June 5 Production cost 15642 14687 18741 19457 15412 15441 6 Transportation 1564 1469 1874 1946 1541 1544 7 Warehousing 1125 1056 1347 1398 1107 1109 8 Promotion 2564 2407 3071 3188 2525 2530 9 Salary 4525 4248 5420 5626 4456 4465
2.
1. Copy the details of Kipto’s milling company limited to sheet 2 of your worksheet. (2marks)
2. Add a column called “Total” and calculate the Total production cost of the two Quarters. (4marks)
3. Use relative referencing to calculate the total for the other expenses. (4marks)
3.
1. Calculate the total expenses for each month so as to give the results as “Total expenses” on row 10. (4marks)
2. On the paper provided, write the formula used to calculate the expenses for the month of April. (2marks)
4.
1. Use absolute referencing to calculate the cumulative total expenses for the two quarters in cell H10. (4marks)
2. Write the formula used to get the cumulative total on the paper provided. (2marks)
3. Calculate the percentage of total expenses of the respective months and display the results on row 11 as “percentage of total expenses”. (4marks)
4. Write the formulae used to get the percentage of May. (2marks)
5. Draw a line graph to illustrate the percentage of the total expenses for the six months indicating the months. Save your work as Expenses 2. (10 marks)
6. Print Expenses 1 and Expenses 2. (2marks)
2.
1. A hospital uses a database to maintain data about its employees.
Createa database file namedEMPLOYEE. (1 mark)
2. Create a table called EMPLOYEE 1 with the following fields and hence enter data into it as shownin fig 1 below. NB: Choose an appropriate primary key. (14marks)
• EMP NO
• NAME
• DATE OF BIRTH
• DEPARTMENT
• BASIC PAY
Fig 1
 Emp Name Date of birth Department Gross pay 01 John Kirui 16/2/1972 Computer 28000 02 Margaret Wairimu 2/2/1960 Medical 30000 03 Jane Cherono 2/5/1970 Management 15000 04 Victor Oduor 8/12/1981 Accounts 25000 05 Harry Wanyama 23/6/1983 Medical 30000 06 Jacob Kiprono 19/4/1973 Management 45000 07 Ali Mohammed 1/1/1969 Medical 30000 08 Daniel Omondi 3/5/1983 Accounts 25000 09 EverlyneKitune 11/3/1971 Medical 20000 10 Nancy Kerubo 22/9/1980 Medical 20000
3.
1. Insert two new fields to hold the employee’s profession and deductions. (4 marks)
2. Data for included fields is as follows;
Profession
Mohammed, Wanyama and Wairimu are Doctors. Oduor and Omondi are accountants.
Kiprono isan Administrator, Kirui is a systems analyst and Cherono is a secretary.
Deductions
Emp no Amount
07, 05, 02 8,000
04, 08 7,500
06 10,000
01 12,000
03 3,500
09, 10 4,000
Enter the above data into the respective fields. (6 marks)
3. Sort the records in ascending order based on the name field and save as EMPLOYEE 2. (3marks)
4.
1. From EMPLOYEE 2, extract a list of employees who were born between 1960 and 1972 both years inclusive and are accountants, nurses or doctors. Write down on paper provided the query expression you used to extract the data. Save the extracted list as LIST1. (8marks)
2. Remove the date and occupation criteria on LIST 1. Add a calculated field to calculate the Net pay of all employees as Gross Pay - Deductions. Save as LIST 2. (5marks)
5. Generate a columnar report based on LIST 2 with the following fields; Emp no, Name, Department and Net Pay. Sum up the Net Pay for all employees in the report. Save your report as REPORT. (6marks)
6. Print EMPLOYEE1, EMPLOYEE2, LIST1, LIST 2 and REPORT. (3marks)

## MARKING SCHEME

1.
1. KIPTO’S MILLING COMPANY LIMITED
P.O BOX 625 NAKURU
 First quarter Second quarter January February March April May June Production cost 15642 14687 18741 19457 15412 15441 Transport 1564 1469 18784 1946 1541 1544 Warehousing 1125 1056 1347 1369 1107 1109 Promotion 2564 2407 3071 3188 2525 2530 Salary 4525 4248 5420 5626 4456 4465
Bold + centered + underlined each lmark = 3marks
- Bold + centered + underlined @ lmark = 3marks
- Boarders = 2marks
- Correct alignment = 2marks
- All entries correct = 7marks
One wrong entries = 5marks
Two wrong entries = 3marks
Three or wrong entries = 3marks
Wrong entries = 0
2.
1. Worksheet correctly copied to sheet = 2 = 2marks
2. = 2marks for tithe “Total”
= 2marks for correct formula for total production cost.
KIPTO’S MILLING COMPANY LIMITED
P.O BOX 625 NAKURU
 First quarter Second quarter January February March April May June Total 2mks Production cost 15642 14687 18741 19457 15412 15441 9938 2mks Transportation 1564 1469 18784 1946 1541 1544 99380 1mk Warehousing 1125 1056 1347 1369 1107 1109 7142 1mk Promotion 2564 2407 3071 3188 2525 2530 16285 1mk Salary 4525 4248 5420 5626 4456 4465 28740 4mk
 Total expenses any 4 correct 4 marks 25420 23867 30453 31615 25041 25089 161485 Percentage of total expenses 4 marks 15.7414 14.7797 18.8581 19.5777 15.5067 15.5336
3. 4marks (any 4 correct)
3.
1. = Sum (E5: E9) S = 2marks
or
= E5 + E6 + E7 + E8 + E9 = 2marks
4.
1. = Sum (\$ H \$ 5: \$ H \$ 9)
or
= \$ H \$ 5 + \$H\$6 + \$H \$6 + \$H \$7 + \$H \$8
iv) = (F9 / \$ H10) * 100
or
= (F9 / H10) * 100

QUESTION 2 - DATA BASES
EMPLOYER 1

• Data base file created = 1 mark
• Emp No set as primary key = 1 mark
• Correct table structure with all fields = 4 marks
• Correct Record Entry = 6 marks

EMPLOYER 2

• Profession field inserted = 2 marks
• Deduction field inserted = 2 marks
• Profession data correctly entered = 3 marks
• Reduction data correctly entered = 3 marks
• Records sorted in ascending order based on the name field = 3 marks

LIST 1

• A well-constructed query showing all fields = 4 marks
• Date criteria set i.e. > = 1/1/1960 # and #31/12/1972 # = 2 marks
• Profession criteria set i.e. ‘accountant’ ‘nurse’ ‘doctors’ = 2 marks

LIST 2

• Removal of date and profession criteria = 2 marks
• Formula for calculated field i.e. net pay (Gross Pay) (deduction)= 2 marks
• Correct values for Net Pay = 3 marks

REPORT

• Report set to columnar = 2 marks
• Correct fields i.e. Emp No, Name, profession, Net pay = 4 marks
• Printed employee 1, employee 2, List 1, and report = 3 marks

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