One disadvantage of using computer for information processing is
Reduced running cost in the long term
Low productivity
The need for staff retraining
The increase in processing speed
Correct answer is C
There is always a need to retrain staff on new technologies or update.
Which of the following malware does not replicate itself?
Trojan horse
Memory resident virus
Boot sector virus
Worm
Correct answer is A
A Trojan Horse Virus is a type of malware that downloads onto a computer disguised as a legitimate program, and does not replicate itself.
One of the major differences between WAN and MAN is that
WAN used routers while MAN uses switches
WAN connects countries while MAN connects continents
WAN has no limited coverage while MAN has limited coverage
WAN incorporate servers while MAN does not incorporate servers
Correct answer is C
WAN has no limited coverage while MAN has limited coverage
The transmission speed of MAN is faster than WAN.
To access a website, the URL of the website is typed into the part labelled
III
II
I
V
Correct answer is A
No explanation has been provided for this answer.
Corrective maintenance of software refers to
Enhancement aimed at making the product faster
Deploying the software to a different hardware platform
Modifications initiated due to defects in software
Making the software easier to understand
Correct answer is C
Corrective maintenance is concerned with fixing errors that are observed when the software is in use.
Preventive maintenance measures in computer room do not include
The use of tiles
The use of rugs
Good ventilation
Proper illumination
Correct answer is B
Use of rugs is not a preventive maintenance measures
One example of web design package is
MS frontpage
MS outlook
SPSS
Peach tree
Correct answer is A
Other examples of web design package
- Adobe Dreamweaver.
- Google web designers.
- Microsoft SharePoint designer.
- Net Objects fusion.
Shared-memory is an architecture in
Parallel database
Trusted distributed database
Relational database
Distributed database
Correct answer is A
Shared-memory is the architectural model adopted by recent servers based on symmetric multiprocessors (SMP). It has been used by several parallel database system prototypes and products as it makes DBMS porting easy, using both inter-query and intra-query parallelism.
Which of the following arrangements shows the correct order of operation from the steps above?
I, II and III
II, I and III
II, III and I
III, II and I
Correct answer is B
The steps used in creating a new workbook in a Microsoft Excel application
- Click on the Microsoft Office button
- Click on New
- Choose blank document
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