COMPUTER AWARENESS QUIZ-21

Device drivers are categorized under   
Application software
Utility software
System software 
Hardware


Convert the octal number 17 to its decimal equivalent
16
15 
20
None of theses

To prevent infection by a computer virus  
Avoid visiting medical sites
Scan emails with attachments
Don't upgrade Operating system
All of the above

Which of the following is the administrative section of the computer system
Input Unit
Output Unit
Central Processing Unit
Memory Unit

What kind of data can you send by E-mail ?
Audio
Video
Pictures
All of these 

Which one allow two or more users to run programs at the same time  
Multitasking
Multiuser 
Multiprocessing
MultiCapable

Programming language closer to human language is  
Assembly language
High-level language
machine language
None of these

Which of the following is most commonly used input device
OCR
Mouse  
Joystick
Scanner

Which of the following bit represents a sign of a number in a computer system   
LSB
MSB
USB
None of these

Which of the following is not a valid bus in a computer system   
address bus
system bus
data bus
memory bus