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Question 1 of 50
1. Question
Which of the following is not a step involved in data conversion?
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Question 2 of 50
2. Question
The communication of knowledge, concepts and ideas is referred to as:
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Question 3 of 50
3. Question
The equivalent of decimal number 89 in base 4 is:
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Question 4 of 50
4. Question
Choose the incorrect statement about microcomputers.
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Question 5 of 50
5. Question
Under classification by data representation, computers can be
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Question 6 of 50
6. Question
Pascal’s calculating machine was useful in
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Question 7 of 50
7. Question
Arrange the following inventions in chronological order, I. Slide Rule II. Pascaline III. Analytical Engine IV.Difference Engine.
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Question 8 of 50
8. Question
Handwritten letters, typeset documents or printout characters can be read into the computer by
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Question 9 of 50
9. Question
Which of the following logic operations would select a record when at least one condition is satisfied?
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Question 10 of 50
10. Question
In Figure I, the value of Z when X = 1 and Y = 0 is
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Question 11 of 50
11. Question
A data bus that is capable of transferring 8 bytes of data at once can be rated as
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Question 12 of 50
12. Question
Which of the following memory types are non-volatile?
I. PROM
II. SRAM
III. EEPROM
IV. DRAMCorrectIncorrect -
Question 13 of 50
13. Question
A company known as CIBITO has the following memory modules in four of its computers as shown in Table 1. Which memory module will be appropriate for graphic design?
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Question 14 of 50
14. Question
One attribute of Read Only Memory is that it
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Question 15 of 50
15. Question
The operation of a computer and peripherals attached to it is controlled by
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Question 16 of 50
16. Question
Antivirus software is an example of
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Question 17 of 50
17. Question
Which of the following devices will not require the use of system software to operate?
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Question 18 of 50
18. Question
Which of the following application packages is most suitable for database management?
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Question 19 of 50
19. Question
Files that contain machine language instructions are called:
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Question 20 of 50
20. Question
The following are types of errors in programming except
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Question 21 of 50
21. Question
The stages of software development do not include
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Question 22 of 50
22. Question
Express P(1+R/100 )^N as a BASIC programming notation.
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Question 23 of 50
23. Question
An algorithm can be described as
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Question 24 of 50
24. Question
The major difference between low level programming language and high level programming language is that
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Question 25 of 50
25. Question
What will the following BASIC statement produce? PRINT “Afrikom Computer School”
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Question 26 of 50
26. Question
A rectangular image consisting of black lines and white spaces representing data which can be optically read is called
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Question 27 of 50
27. Question
The following are types of data network except
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Question 28 of 50
28. Question
The minimum number of computers that can constitute a network is
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Question 29 of 50
29. Question
If a computer user wants to access the national database from a remote location, the user will require a
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Question 30 of 50
30. Question
Which type of network topology is represented in Figure 2?
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Question 31 of 50
31. Question
In networking, bandwidth means
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Question 32 of 50
32. Question
A predesigned document that already has coordinating fonts, a layout and a background is known as
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Question 33 of 50
33. Question
The following are functions of database management system except
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Question 34 of 50
34. Question
To make the entire slides in a presentation to have the same “look” in MS PowerPoint, a user should
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Question 35 of 50
35. Question
In MS Excel, the average of 10 numbers given as B1, B2, …, B10 is
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Question 36 of 50
36. Question
To centre worksheets titles across a range of cells in MS Excel, the user must
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Question 37 of 50
37. Question
In graphics, a subscript text refers to a text that is positioned.
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Question 38 of 50
38. Question
In database application, the field length determines the
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Question 39 of 50
39. Question
Removing a program on a computer properly requires
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Question 40 of 50
40. Question
A feature on the computer desktop that indicates the current active applications is called
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Question 41 of 50
41. Question
In a Windows operation involving dragging and dropping an item on the desktop, the item will be
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Question 42 of 50
42. Question
Digital signals can be represented by:
I. Binary Codes
II. 0 and 1
III. High and Low.
Which of the following options is correct?
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Question 43 of 50
43. Question
A single hexadecimal digit is represented by
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Question 44 of 50
44. Question
The decimal fraction 0.9375 converts to binary as
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Question 45 of 50
45. Question
The EBCDIC coding system was developed for use on
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Question 46 of 50
46. Question
Which of the following is not a criterion for classifying files?
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Question 47 of 50
47. Question
Which of the following options best describes the arrangement of file structure?
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Question 48 of 50
48. Question
Which of the following statements best describes sequential file organization?
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Question 49 of 50
49. Question
Viruses, worms and Trojan horses are all
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Question 50 of 50
50. Question
In order to avoid damages caused by security breaches, the user must
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