notecch diff

A number that uniquely identifies each computer on the Internet is called:

• MAC address

• DNS

• IP address

• Gopher

About how many smartphones are being used in the world?

• 1 billion

• 1 million

• 100 million

• 100 billion

It is the study of man relationship with his/ her computer workplace

• Technology

• Ergonomics

• Economics

• Computer Science

A type of computer device designed programmed to output audio and video signal to display interactive activity.

• Server

• Smartphone

• Game consoles

• Tablet device

It is a set of steps in solving a particular problem.

• Logarithim

• Arithmetic

• Algorithm

• Logical

Second generation computers were developed during

• 1949-1955

• 1956-1965

• 1965-1970

• 1970-1990

Which of the following computer is not invented by J.P. Eckert and John Mauchly

• ENIAC

• EDVAC

• UNIVAC

• EDSAC

What type of system is used to control machinery ,scientific instruments and industrial systems?

• Real time Operating System/RTO

• Single User,Single tasking Operating System

• Single User,Multi- tasking Operating System

• Multi tasking Operating System

When did microsoft corporation introduced its first OS named Windows

• Nov. 12, 1985

• Noc. 18,1985

• Nov.15,1985

How many rows are there in MS excel 2010

• 1 048 576

• 1 048 575

• 1 048 571

• 1 048 577