Computer and Technologies

Which company released its first notebook computer, the 316LT, in 1989?

• Dell

• Lenovo

• Apple

• HP

Answer explanation

Dell released its first notebook computer, the 316LT, in 1989. In 1991 Dell’s first color notebook computer went on sale, and in 1994 Dell was the first company to offer long-lasting lithium-ion batteries.

Who coined the term "bug" to refer to unexplained computer failures?

• Jean Bartik

• Grace Hopper

• Ada Lovelace

• Anita Borg

Answer explanation

Grace Hopper, an American mathematician and rear admiral in the U.S. Navy, was a pioneer in developing computer technology and is known for coining the term "bug" to refer to unexplained computer failures.

Who is known as the father of computer graphics?

• Timothy Paterson

• Robert Elliot Kahn

• Gary Kildall

• Ivan Edward Sutherland

Answer explanation

American electrical engineer and computer scientist Ivan Edward Sutherland is often recognized as the father of computer graphics. He was awarded the A.M. Turing Award in 1988 for "his pioneering and visionary contributions to computer graphics, starting with Sketchpad and continuing after."

Who is credited with inventing the term "software engineer"?

• Evelyn Granville

• Grace Hopper

• Margaret Hamilton

• Tommy Flowers

Answer explanation

American computer scientist Margaret Hamilton was one of the first computer software programmers; she created the term "software engineer" to describe her work. She helped write the computer code for the command and lunar modules used on the Apollo missions to the Moon in the late 1960s and early ’70s.

Which of these education-oriented computer languages was developed by Niklaus Wirth?

• BASIC

• Pascal

• LOGO

• Hypertalk

Answer explanation

Niklaus Wirth developed Pascal, a computer programming language, about 1970. It emphasizes the orderly use of conditional and loop control structures without GOTO statements. During the late 1970s and ’80s, Pascal was one of the most widely used languages for programming instruction.