The information processing stage that produces detailed evaluation of data is
- A. interpretation
- B. collection
- C. analysis
- D. organization
A pointing device that controls cursor movement on the screen is
- A. trackball
- B. plotter
- C. keyboard
- D. monitor
The aim of administering questionaire is to collect
- A. data
- B. information
- C. specimen
- D. statistics
Database Administrator is a professional who
- A. handles packet sniffing in a network
- B. designs, implements and maintains a database
- C. performs data entry in a database
- D. tests and detects vulnerabilities on hardware devices and software
Figure 4 is an entity relationship diagram in MS Access. Use it to answer questions 22 and 23.
What kind of relationship exists between users and products as shown in Figure 4?
- A. One-to-many
- B. Many-to-many
- C. One-to-one
- D. Many-to-one
Figure 4 is an entity relationship diagram in MS Access. Use it to answer questions 22 and 23.
How many entity are listed in Figure 4?
- A. 30
- B. 25
- C. 3
- D. 5
Figure 3 is a Microsoft Excel Worksheet. Use it to answer questions 20 and 21.
| A | B | C | D | E | |
| 1 | IDENTICATION NUMBER | BASIC SALARY (N) | TOTAL ALLOWANCE (N) | TOTAL DEDUCTION (N) |
NET SALARY (N) |
| 2 | WASC/LPT/001 | 800000 | 60000 | 40000 | 820000 |
| 3 | WASC/LPT/002 | 700000 | 40000 | 20000 | 720000 |
| 4 | WASC/LPT/003 | 300000 | 10000 | 5000 | 305000 |
| 5 | WASC/LPT/004 | 400000 | 20000 | 10000 | 410000 |
Figure 3
What formula will calculate the total number of individuals who earn less than ₦500,000 from the table as shown in Figure 3?
- A. =COUNT(E2:E5,
- B. =COUNT(E2:E5)
- C. =COUNTA(E2:E5)
- D. =COUNTIF(E2:E5,
Figure 3 is a Microsoft Excel Worksheet. Use it to answer questions 20 and 21.
| A | B | C | D | E | |
| 1 | IDENTICATION NUMBER | BASIC SALARY (N) | TOTAL ALLOWANCE (N) | TOTAL DEDUCTION (N) |
NET SALARY (N) |
| 2 | WASC/LPT/001 | 800000 | 60000 | 40000 | 820000 |
| 3 | WASC/LPT/002 | 700000 | 40000 | 20000 | 720000 |
| 4 | WASC/LPT/003 | 300000 | 10000 | 5000 | 305000 |
| 5 | WASC/LPT/004 | 400000 | 20000 | 10000 | 410000 |
Figure 3
What formula will correctly display the total number of individuals involved in the computation as shown in Figure 3?
- A. =COUNT(A2:A5)
- B. =COUNTIF(A2:A5)
- C. =COUNTA(A2:A5)
- D. =SUM(A2:A5)
Which of the following devices is needed by a technician for protection against electrostatic discharge?
- A. Magnet
- B. Wrist strap
- C. Screw driver
- D. Surge protector
The speed of access to files in a random access file compared to other file organization methods is
- A. very slow.
- B. the same.
- C. relatively fast.
- D. slow.
When performing computer recovery operations after a system crash, the startup disk is used to
- A. restore the system to an earlier time
- B. update the application packages
- C. backup deleted users file
- D. recover the system disk from an image file
Computer malware is detected by
- A. adware
- B. logic bomb
- C. antivirus
- D. antiglare
Figure 2 is an email application interface. Use it to answer questions 15 and 16.
To send an e-mail, the user must click on the part labelled
- A. IV
- B. I
- C. II
- D. III
Figure 2 is an email application interface. Use it to answer questions 15 and 16.
New messages received are save in the part labelled
- A. II
- B. IV
- C. III
- D. I
One application of ICT in medicine is
- A. seismic software
- B. computerized axial tomography
- C. optical character recognition
- D. global positioning system
The volume of data that can be sent from one point to another in a given time period is called
- A. broadband
- B. byte
- C. baud
- D. bandwidth
Advantages of parallel database include the following except
- A. high availability
- B. greater flexibility
- C. high performance
- D. huge resources
The ruler feature in MS Word that is used to indent the second and subsequent lines of a paragraph is
- A. right indent
- B. hanging indent
- C. left margin
- D. left indent
The following feature are found in the toolbox of CorelDraw application except
- A. elipse tool
- B. text tool
- C. marque tool
- D. rectangle tool
Which of the following computer types represents data as variable and continuous values?
- A. Analogue computer
- B. Mainframe computer
- C. Microcomputer
- D. Digital computer
A type of file organization that stores data in the order of their arrival is called
- A. indexed-sequential file organization
- B. hashed file organization
- C. random file organization
- D. sequential file organization