This document appears to be an exam for a Data Processing class covering topics related to computer and database fundamentals. It contains a variety of multiple choice and essay questions testing knowledge of computer history, components, types of computers, software companies, database models, normalization, queries, and practical skills like creating forms and reports in Microsoft Access. It provides instructions for answering the questions and lists the sections and point values for each question.
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SS2 DATA PROCESSING EXAMINATION (FIRST TERM)
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GOOD SHEPHERD SCHOOLS
*Creche *Nursery *Primary *Secondary.
(Professional International Educators)
Lagos State Campus: 3, Olayinka Street,Moroga, Meiran. Ogun State Campus I : 38B FPF Avenue, Dalemo, Alakuko
Ogun State Campus II: Hopetown, Along Idiroko Road, Ajegunle Village, Atan. Oyo State Campus: Fawe Village,Odo-
Ona Kekere,Off Old Lagos Road, Oluyole LGA. E-mail: goshepherd@yahoo.com info@goodshepherdschools.com
Web Site: www.goodshepherdschools.ng
FIRST TERM EXAMINATION 2019/2020
SUBJECT: DATA PROCESSING CLASS: SS2 DURATION: 2 HOURS
NAME: ……………………………………… ID NUMBER: ………………… DATE: ……………………………
SECTION A: OBJECTIVES
INSTRUCTION: EACH QUESTION CARRIES ONE MARK EACH
1. What are the four (4) stages ofcomputing in order A. input, output, storage, processing B. input, processing,
output, storage C. output, input, storage, processing D. output, storage, input, storage
2. The multiprocessing computer system that is smaller and slower than a mainframe is A. Supercomputer B.
Personal Computer C. Minicomputer D. All of the above
3. This person created a machine called the Analytical Engine. His ideas were some of the first that led to the
creation of computers A. Simon Konrad B. Charles Babbage C. John Lovelace D. William Howard
4. This invention replaced the transistor and led to the development of third generation computers.
Processing speed increased to millions of calculations per second A. Vacuum Tube B. Integrated Circuits C.
CPU D. Circuitry
5. This allowed a CPU to be built on a single chip, thus allowing computer engineers to design the first fourth
generation computers A. silicon chip B. integrated circuit C. microprocessor D. SRAM
6. Identify the option which is not a type of computer A. Digital computers B. Login Computers C. Analogue
computers D. Hybrid computers
7. In automobile, aircraft and space craft designing is done using ______ Computer A. Mainframe B. Super C.
Mini D. Micro
8. Which leading computer software business created programs like spreadsheet, Word and PowerPoint A.
Google B. Apple C. Microsoft D. DELL
9. Whose invention included three components used by most computers today
e.g. input. CPU. Output A. Charles Babbage B. John Von Neumann C. Herman Hollerith
D. Ada Lovelace
10. The computer mainly used in homes for recreation is A. Personal Computer B. Mainframe Computer C.
Minicomputer D. Super Computer
11. A database contains the fields Student_no and Student_name. if we are given the Student_no then we will
know Student_name. This means that A. Student_name has a functionality with Student_ID B. Student_ID
is functionally dependent on Student_name C. Student_name is functionally dependent on Student_ID D.
These two attributes have a relationship
12. The requirement that each entity must have a unique primary key where the value of that primary key is
not null is known as the A. entity integrity rule B. referential integrity rule C. entity relationship rule D.
validation index
13. The DBMS acts as an interface between what two components of an enterprise class database system A.
database application and the database B. data and the database C. the user and the database application
D. database application and SQL
14. Which of the following is TRUEabout relational databasedesign? A. the order of attributes is criticalB. each
column must be unique C. no row should be duplicated D. all tables must contain a foreign key
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15. Which of the following makes it possible for entities to share a relationship A. multivalued attributes B. a
foreign key C. a common attribute D. the same number of attributes
16. If a piece of data is stored in two places in the database, then A. storage space is wasted B. changing the
data in one spot will cause data inconsistency C. it can be more easily accessed D. storage space is wasted
and changing the data in one spot will cause data inconsistency
17. Consider the following entity: CAR_RENTAL(Car_Reg, Make, Model, Driver_Name, Date_Hired,
Date_Returned) which of the following would be included in a repeating group? A. Car_Reg B. Make C.
Driver_Name D. Model
18. What is data types? A. It specifies what type of data is expected inside of each column in a table (ef. Number,
date/time, string) B. It specifies how many tables you will create when you convert your Entity Relations
Model to a Logical Data Model C. It specifies the database-name D. It counts how many attributes you have
19. Which of the following is TRUE about referential integrity rule? A. each primary key must be unique and
not null B. for each foreign key, there must be a corresponding primary key C. repeating groups are not
permitted D. all attributes must have meaningful namese
20. Which of the following hardware component is the most important to the operation of a database
management system? A. high resolution video display B. printer C. high speed, large capacity disk D. mouse
21. A table that is in 2NF and contains no transitive dependency is said to be in _____ A. Weak B. 3NF C. Atomic
attribute D. BCNF
22. Dataredundancy produces _____A. DataIntegrity Problems B. RecursiveC. Candidate D. RelationalModels
23. A table where every determinant is a candidate key is said to be in ____ A. 2NF B. Strong C. Detailed
Narrative D. BCNF
24. _____ is a process to help reduce the likelihood of data anomalies A. data integrity problems B.
normalization C. rdbms D. composite
25. A ______ exists when there are functional dependencies such that Y is functionally dependent on X and Z
is functionally dependent on Y and X is the primary key A. atomicity B. transitive dependency C. granularity
D. prime
26. Most designers consider the BCNF as a special case of the _____ A. data redundancy B. prime C. binary D.
3NF
27. From a structural point of view ____ is better than 1NF A. 2NF B. determinant C. derived D. 1NF
28. A ____ must not contain a repeating group A. unary B. determinant C. atomicity D. relational table
29. The inventor of the relational model is A. Edgar Codd B. Boyce Codd C. Bill Gate D. Steve Jobs
30. Normalization rules divides larger tables into _____ tables A. smaller B. medium C. large D. none of the
above
31. A well-developed ______ can foster improved understanding of the organization for which the database
design is developed A. data model B. model C. designer D. data modem
32. Which significance of database model provides something tangible to help business sponsors and
developers agree over precisely what is included A. clearer scope B. faster performance C. better
documentation D. fewer data errors
33. The particular database and the set of related programs which helps in implementation of updates and
queries is called A. implemented applications B. backup applications C. utility programs D. database
application
34. The most popular high level conceptual model in database management system is A. close end relation
model B. query relation model C. entity relation model D. attribute relationship model
35. Template for data models can be found for different industries except A. education B. healthcare C. banking
and finance D. ethical hacking
36. The most common way to look at a table in Access is A. datasheet view B. design view C. table view D. print
view
37. When working with a database application, what is the function of a wizard? A. to complete a task for you
B. to guide you through the steps required to complete a task C. to ensure all default settings are
implemented D. to suggest the most efficient way to complete a task
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38. Which of the following is an old method of a database? A. address book B. filling cabinet C. fax machine D.
typewriter
39. A ______ is a computerized filling systemthat is used to organize and maintain a collection of information
for future use A. database B. spreadsheet C. word processor D. query
40. A row in database is called A. tuple B. attribute C. domain D. candidate key
SECTION B: THEORY
INSTRUCTION: NOTE THE FOLLOWING
1. WRITE LEGIBLE AS ILLGIBLE HAND WRITING WILL ATTRACT A REDUCTION OF 10 MARKS.
2. YOU ARETO PROPERLYLABELTHE QUESTIONS YOU ARE ANSWERINGAS FAILURETO DO SO, WILLATTRACT
REDUCTION OF YOUR MARKS.
ANSWER ALL QUESTIONS PLEASE!!!
QUESTION 1
A. Explain the following historical development of computers
i. Pascal Calculator ii. Stepped Reckoner – [4 marks]
B. List out three (3) features of the third generations of computer – [3 marks]
QUESTION 2
A. What is a database model and List four types of database model – [5 marks]
B. What is a database and list two examples of database – [3 marks]
QUESTION 3
A. What do queries mean and list one type of query used in Microsoft Access – [4 marks]
B. List one way you can enter data in Access? – [3 marks]
QUESTION 4
A. What is Normalization and list the types of Normalization – [2 marks]
B. Explain the following terms i. Primary key ii. Foreign key iii. Composite key – [6 marks]
SECTION C: TEST OF PRACTICAL
ANSWER ALL QUESTIONS PLEASE!!!
QUESTION 5
Simeon Mercy was tasked by the Mr. Ejiro to register all student’s laptop in Hope Town, she is to make a
report of this registration and also create a tabular form in details of the student’s laptop such as the name of
the student, the systemmodel, the serial number, the host name etc. At the end, she is to forward a softcopy
to his mail box and a hard copy to his office.
A. List two ways you can get the systeminformation of the student's laptops – [5 marks]
B. List the application best suited for Simeon Mercy to make the report and make a tabular comprehensive
detail of the student’s laptop – [5 marks]
C. Identify one condition to be satisfied by Simeon Mercy to submit the electronic copy of the report – [4
marks]
D. State the output device that can be used to produce the hard copy of the report – [2 marks]
E. Outline the procedural steps Simeon Mercy will take in shutting down her laptop using the command
prompt. – [4 marks]
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QUESTION 6
Daniel Joshua was employed by Ejiro Tech Company as a database administrator and his duties are as follows
i. Creating of various relations
ii. Creating forms for different firms
iii. Generating reports
iv. Running queries.
Note: His recommended by the company to use Microsoft Access as their Database program
A. Outline the procedural steps to show the relationships of three tables – [3 marks]
B. Outline the procedural steps to create a report – [2 marks]
C. Outline the procedural steps to create a form using the company’s logo – [3 marks]
D. Outline the procedural steps to encrypt your database with a password – [2 marks]