WAEC - Data Processing (2018)
1
The first generation computers made use of
2
Microprocessor was used as the main electronic component of the
Answer(D)
fourth generation computers
3
The act of producing information from figures, text or images is called data
4
The following are primary sources of information except
5
Which of the following is not considered when classifying computers
6
Which of these channels would enable business transactions between a buyer from Nigeria and a seller from Ghana
7
The ICT application which helps to resolve road congestion at junctions is
8
The main components of the central processing unit (CPU) of the computer are
9
Stages in data processing cycle includes the following except data
10
At what stage of information processing is data validtion carried out?
11
The media which enable electromagnetic signals to be transmitted through free space is known as
12
The following are advantages of networking except
13
Which of the following devices would not transmit signals from one point to another?
14
Another term for Uniform Resources Locator (URL) is
15
The website "www.google.com" indicates that Google is
Answer(A)
a commercial organization
16
Identify an operating system from the following software
17
Which of the following command would undo the last operation carried out in Microsoft Word
18
While typing, a series of letters were highlighted and the keyboard key combination "Ctrl + B" was executed, the highlighted letters would be
19
Table 1 is a part of MS Excel worksheet that shows the marks obtained by some students in an examination. Use the table to answer questions 20 and 21.
| S/N |
A |
B |
C |
D |
E |
F |
| 1 |
NAME OF STUDENT |
ENGLISH LANGUAGE |
MATHEMATICS |
DATA PROCESSING |
COMPUTER STUDIES |
CIVIC EDUCATION |
| 2 |
ANENE LORRETA |
65 |
90 |
70 |
85 |
65 |
| 3 |
BAKARE IMAN |
60 |
65 |
75 |
80 |
75 |
| 4 |
ENEH GRACE |
75 |
65 |
65 |
75 |
60 |
| 5 |
MOHEMMED DEJI |
65 |
60 |
65 |
60 |
60 |
| 6 |
ONYEBUEKE DEBORAH |
89 |
65 |
60 |
60 |
65 |
Which of the following formulas would calculate the average score of the students in Mathematics?
20
Which of the following formulas would calculate the total score of ONYEBUEKE DEBORAH in the five subjects
| S/N |
A |
B |
C |
D |
E |
F |
| 1 |
NAME OF STUDENT |
ENGLISH LANGUAGE |
MATHEMATICS |
DATA PROCESSING |
COMPUTER STUDIES |
CIVIC EDUCATION |
| 2 |
ANENE LORRETA |
65 |
90 |
70 |
85 |
65 |
| 3 |
BAKARE IMAN |
60 |
65 |
75 |
80 |
75 |
| 4 |
ENEH GRACE |
75 |
65 |
65 |
75 |
60 |
| 5 |
MOHEMMED DEJI |
65 |
60 |
65 |
60 |
60 |
| 6 |
ONYEBUEKE DEBORAH |
89 |
65 |
60 |
60 |
65 |
21
The following are advantages of a Database Management System (DBSM) except
Answer(D)
compromise of data integrity
22
Extracting information in Database Management System (DCMS) involves
23
A special effect that controls the way slides appear in PowerPoint presentation is called
24
A reference to another page or resource on a website is done by
25
The design output of a graphic package can be in the following file formats except
26
The proactive maintenance of computer equipment before a fault or failure occurs is called
27
A good computer maintenance practice entails
Answer(D)
blowing the system unit with blower
28
Set of moral principles that regulate the ise of computers and concerns professional and social conduct is known as
29
Which of the following programs is a computer virus
30
Precautionary measures on computer do not include
Answer(B)
giving access to unauthorized persons into the computer room
31
The computer professional responsible for designing and maintaining a database is called database
32
Computer virus is not transmitted through
33
The following are attributes of computer virus except the ability to
Answer(D)
warn the user before execution
34
A relational database model is designed according to set of rules known as
35
Which of the foolowing statements about relational model is not correct?
Answer(D)
Data in the rows of a table are of the same data type
