Explanation

Three types of bus are used.

Address bus: carries memory addresses from the processor to other components such as primary storage and input/output devices. 

Data bus : carries the data between the processor and other components.

Control bus: carries control signals from the processor to other components.

Explanation

1000MB = 1GB

Explanation

So Utility Bus is not a type of bus used in computer architecture, hence option 4 is the correct answer.

Address bus - carries memory addresses from the processor to other components such as primary storage and input/output devices. 

Data bus - carries the data between the processor and other components. 

Control bus - carries control signals from the processor to other components.

Explanation

1 byte equals 8 bits.

Additional Information

Explanation

Freeware is software, most often proprietary, that is distributed at no monetary cost to the end user.

Explanation

Date and Time' located in the taskbar

Explanation

An object is located a distance xo in front of a lens. 

Explanation

SMPT: Simple Mail Transfer Protocol

POP: Post Office Protocol

Explanation

RTF stands for Rich Text Format and is a universal document file format and is easily read by many of the word-processing packages.

Explanation

Octal numbers are base 8, meaning they use 8 distinct symbols: 0, 1, 2, 3, 4, 5, 6, and 7.