Overview of Computer Science

______________ is the main component of a computer that interprets and execute instructions.

• ALU

• CU

• CPU

• Memory

__________________ are the largest, the most expensive and powerful computers.

• Mainframe Computers

• Minicomputers

• Microcomputer

• Supercomputer

Which is the smallest and least expensive computer?

• Mainframe Computer

• Minicomputer

• Microcomputer

• Supercomputer

A typical microcomputer consists of a keyboard, a mouse, a monitor and _________________.

• System Unit

• Scanner

• Plotter

• Printer

A minicomputer can execute _____________ instructions per second.

• Million

• Billion

• Trillion

• only one

IBM's zEnterprize EC12 is an example of _______________.

• Mainframe Computer

• Minicomputer

• Microcomputer

• Supercomputer

_______________ is a centralized location for collecting, storing, processing and distribution of vast amount of data.

• Data Mining

• Data Centers

• None of these

______________ translates low level language into machine language.

• Assembler

• Interpreter

• Compiler

• All of these

_____________________ is an intermediate form between hardware and software.

• Freeware

• Openware

• Shareware

• Firmware

____________________is very old type of line printer.

• Dot Matrix Printer

• Chain Printer

• Inkjet Printer

• Laser Printer