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All posts related to Computer aptitude

Manish K Singh
Shared from Computer Aptitude on Nov 28, 2014 1:20 AM

________ is a virus, which looks like a normal program, and when downloaded and run by the user, performs the user's wanted tasks, but at the same time, performs other actions.

 
Key logger
Back door
Trojan horse
Adware
Spyware
Please type your answer before submitting.
Manisha

Trojan horse

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Jeebanjyoti Routaray
Shared from Computer Aptitude - 10 on Nov 26, 2014 4:56 PM

The ______ converts digital signals to analog signals for the purpose of transmitting data over telephone lines.

 
modem
router
gateway
bridge
All of the above
Please type your answer before submitting.
Jeebanjyoti Routaray

Modem performs modulation and demodulation between computer and telephone line or any internet service provider line .

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Jeebanjyoti Routaray
Shared from Computer Aptitude - 10 on Nov 26, 2014 4:50 PM

Magnetic tape is not practical for applications where data must be quickly recalled because tape is

 
a random-access medium
a sequential-access medium
a read-only medium
fragile and easily damaged
an expensive storage medium
Please type your answer before submitting.
Angad

Magnetic tape is working of the sequential access method means if you want to access data stored at the second place than you have to go through the first place data first then only you can access second place data..

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Soudamini Dash
Shared from IBPS Clerical (Mains) Mock - 12 on Nov 25, 2014 4:22 PM

Which of the following defines the ability of a device to 'jump' directly to the requested data?

 
Sequential access
Random access
Quick access
Random access and quick access
None of these
Please type your answer before submitting.
Soudamini Dash

It is quick access

Ankur Agrawal
Shared from IBPS Clerical (Mains) Mock - 13 on Nov 23, 2014 1:20 AM

Which of the following disks is written only once and can be read many times?

 
WORM disk
Floppy disk
CD-RW
DVD disk
None of these
Please type your answer before submitting.
Ankur Agrawal

Where this work disk is present?