WAEC Past Questions & Answer: Data Processing 2019

Welcome to our WAEC past question and answer series. In this post, we will be sharing Data Processing 2019 past questions and their answers for various subjects. Stay tuned enjoy while learning.

1. The modern definition of a computing machine is based on a concept known as

A. circuit switching
B. digital circuit
C. packet switching
D. stored program

2. Arrange the following ICT tools in the order of invention from the earliest to the latest; cell phone, internet, satellite and radio

A. cell phone, satellite, radio, internet
B. internet, satellite, cell phone, radio
C. Radio, satellite, internet, cell phone
D. Radio, cell phone, satellite, internet

3. The process of gathering facts and statistics from different sources is known as data

A. analysis
B. collection
C. collation
D. retrieval

4. A chart is a graphical representation of

A. data
B. map
C. process
D. transmission

5. The use of transistors in circuit was a major advancement in the

A. first generation computers
B. second generation computers
C. third generation computers
D. fourth generation computers

6. An ICT-based service that uses telecommunication devices to hold meeting among many participants in two or more location known as

A. broadcasting
B. multimedia
C. podcasting
D. teleconferencing

7. Which of these devices does not support wireless communication

A. GSM Phone
B. mouse
C. router
D. telephone

8. The manipulation of digitised information by computer or other digital electronic equipment is known as

A. data collation
B. data manipulation
C. information manipulation
D. information processing

9. Which of the following statements explains information processing

A. Saving documents in a device
B. Changing information detectable by an observer
C. Data upload to server
D. Transfer of information between devices

10. The information transmission medium from location A to location B in space is called

A. asynchronous transmission
B. guided transmission
C. synchronous transmission
D. wireless transmission

11. What is the role of the part labeled II in Figure 1?

A. Interpreter
B. Medium
C. Receiver
D. Source

12. Which of these technologies allows wireless connectivity in a Personal Area Network

A. Bandwidth
B. Bluetooth
C. Broadband
D. Satellite

13. The main function of the device in the part labeled II in Figure 2 is

A. speeding up the rate of data transfer to the part labeled
B. providing services to the other devices in the setup
C. forwarding data packets between computers
D. controlling the access to the part labeled I

14. Use Figure 3 to answer questions 15

The title of the web page being accessed on the interface in Figure 3 is displayed on the part labeled

A. I
B. II
C. III
D. IV

15. Use Figure 3 3 to answer question 16

The shortcut key combination for adding a new tab in Figure 3 is

A. Alt + N
B. Alt + T
C. Ctrl + N
D. Ctrl + T

16. A program that enables the computer hardware to communicate and function effectively is

A. translator
B. liveware
C. operating system
D. application software

17. A Word document can have any of these file extension except

A. .doc
B. .docx
C. .jpg
D. .rtf

18. Which of the command shortcut can be used to display the dialog box in Figure 4 when the application is running?

A. Ctrl + O
B. Ctrl + S
C. Ctrl + Y
D. Ctrl + Z

19. The first step taken in editing a chart in MS Excel is

A. click and drag the chart object
B. click the chart object
C. copy the chart object
D. drag the chart object

20. By default numeric values in a worksheet are

A. centred
B. left-aligned
C. right-aligned
D. unaligned

21. The diagram in Figure 5 depicts a

A. flat file database
B. hierarchical database
C. network database
D. parallel database

22. Which of the following sets are available when creating a table in “Design view” in Microsoft Access?

A. Data type, Description and Field Name
B. Description, Criteria and Field Property
C. Field Name, Data Type and Field Property
D. Criteria, Field Name and Description

23. The MS PowerPoint feature which can be used to change the appearance of the entire presentation is the

A. Add slide option
B. Design template
C. Online view
D. Slide Layout option

24. One example of web design package is

A. MS FrontPage
B. MS Outlook
C. Peachtree
D. SPSS

25. The part labeled II in Figure 6 is used to

A. shape object
B. select and transform objects
C. draw lines and curves
D. create texts

26. In computer maintenance the dampen material can be used on the following devices except

A. DVD lens
B. keyboard
C. mouse
D. screen

27. Dust from the system unit casing can be removed using

A. antistatic wipes
B. cotton wool
C. static wipes
D. wet cloth

28. Indiscriminate sending of unsolicited e-mails to many addresses is known as

A. plagiarism
B. phishing
C. pharming
D. spamming

29. In computing, ergonomics is a term associated with computer

A. ethics
B. maintenance
C. malware detection
D. safety measures

30. A novice is discouraged from opening the CRT monitor for maintenance because

A. it cannot be appropriately reassembled after opening
B. it may harbour pests carrying infectious diseases
C. it may contain high static
D. the tube is fragile

31. Computer professional bodies in Nigeria include the following except

A. Internet Service Providers Association
B. Nigeria Computer Society
C. Nigeria Information Technology Development Agency
D. Nigeria Internet Group

32. The malware which appears as a harmless object but attack it’s victims at the slightest opportunity is called

A. worm
B. trojan horse
C. macro virus
D. logic bomb

33. Virus effect can be prevented by

A. installing and updating antivirus
B. installing new operating system
C. purchasing new computer
D. using external disk on public computer system

34. The parts of the object in Figure 7 labeled II are called

A. attribute
B. entities
C. models
D. relations

35. The arrangement that gives the correct order of magnitude of the database elements is

A. character, field, record, table, database, file
B. character, field, record, table, file, database
C. database, table, file, record, field, character
D. database, record, file, field, table, character

36. One unique feature of index file is that it contains

A. reference number
B. relative number
C. sequential number
D. static number

37. Which of the following file organization requires a primary key

A. Indexed file organization
B. Random file organization
C. Serial file organization
D. Sequential file organization

38. Ensuring the correctness and consistency of data is referred to as data

A. security
B. reliability
C. productivity
D. integrity

39. In distributed database management system, breaking a relation into smaller relations is known as

A. replication
B. fragmentation
C. indexing
D. normalisation

40. The first generation computers made use of

A. low level programming
B. high level programming language
C. object-oriented programming language
D. procedural programming language

Answers To Questions

1. B
2. D
3. B
4. A
5. B
6. D
7. B
8. D
9. B
10. D
11. A
12. B
13. B
14. A
15. D
16. C
17. C
18. B
19. B
20. C
21. C
22. A
23. B
24. D
25. A
26. A
27. A
28. D
29. D
30. C
31. D
32. B
33. A
34. A
35. B
36. A
37. A
38. D
39. B
40. A