Computer Science Quiz 09

_______________ is the central component of a computer operating system.

Kernel
Terminal
Hardware

__________ is a pointing device composed of a lever that moves in multiple directions to navigate a cursor or other graphical object on a computer screen.

Light Pen
Joystick
Optical scanner

. ____________ is also input device which are used to control the movement of object on the screen.

Keyboard
Optical Card Reader
Gamepad

__________ is a technique used by spammers in which spammers generate email addresses by using known email addresses from corporates or ISP.

Junk Tags
Domain Spoofing
Directory Harvesting

_______________ performs the task of allocation and deallocation of memory space to program.

Process Management
Memory Management
Device management

Who invented looping in computer programming?

Lady Ada Lovelace
John Atanstoff
John Napier

_____________________ device detects alpha numeric characters printed or written in a paper.

Optical character reader
Bar code reader
Plotter

____________ filter scans the context of the e-mail when it looks for words or character strings that will identify the e-mail as spam.

Junk Tags
Navies Bayes spam
Poisoning

In how many ways e-mail hacking can be done?

Six
Five
Three

CPU chips are composed of __________ functional section.

five
four
seven

You got out of 10 correct.

The correct answers are

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