Parikh Day zero Quiz

Which among the following is not a computer language?

• ALGOL

• PASCAL

• COBOL

• DRAM

The malicious software program, which is detrimental to other computer programs is known as …

• Virus

• Worms

• Trojans

• Spyware

How many bits make one byte?

• 6

• 8

• 12

• 15

Answer explanation

The binary number system in computers uses only two numbers, 0 and 1. Each digit is called a bit in this system, and 8 bits make one byte.

Assembly language is converted in machine language by which program?

• Compiler

• Assembler

• Interpreter

• Comparator

Answer explanation

Assembly language is converted into machine language by an assembler. The instruction from the computer serves as input for the assembler, which converts it into bits for the processor to perform the necessary function.

Name the main extension used in new excel files from 2007 onwards?

• .xls

• .xlsx

• .xsl

• .xlm

Answer explanation

Microsoft developed the spreadsheet named Excel. Its first release was in 1987. Since then, many versions of Excel have been released, with the major one being Excel 2007. It uses the file extension .xlsx.

What is called the brain of the computer?

• Memory

• Control Unit

• CPU

• ALU

Answer explanation

A basic computer system consists of providing input to the computer, processing, and then publishing the output. The CPU handles the processing part and is called the brain of the computer.

The symbol @ was chosen to be used in the email address in which year?

• 1971

• 1985

• 1981

• 1979

Answer explanation

The symbol @ was chosen to be used in 1971 by Ray Tomlinson. He used this symbol to separate the name of the user’s machine and the user itself.

Who was the first computer programmer?

• Ken Thompson

• Alan Turing

• Ada Lovelace

• Larry Page

Answer explanation

Ada Lovelace made the world’s first programming language in 1843. She had assisted Charles Babbage in designing the mechanical computer.

Which number system is used by computers to perform data operations?

• Binary

• Hexadecimal

• Decimal

• Octal

Answer explanation

Computers use a binary number system to perform data operations. It uses only two numbers, 0 and 1. Each digit is called a bit in this system.

What language does the computer understand?

• All languages

• C and C++

• English language

• Machine Language

Answer explanation

The computer understands just one language, which is called machine language. All information is converted into this language for the computer to process and give the output.