IGCSE Information & Communication Technology Paper-1: Specimen Questions with Answers 33 - 33 of 46

Question 33

Appeared in Year: 2009


Match List-Ⅰ List-Ⅱ▾

Select the most suitable data type from the list to represent the following:


Percentage of marks




Contact number


Numeric (Integer)


Email address




Date of birth


Numeric (Real)


Choice (4)
  • (A)
  • (B)
  • (C)
  • (D)


  • (iv)
  • (ii)
  • (iii)
  • (i)


  • (i)
  • (iii)
  • (ii)
  • (iv)


  • (iv)
  • (i)
  • (iii)
  • (ii)


  • (iv)
  • (iii)
  • (i)
  • (ii)




  • A data type or simply type is an attribute of data which tells the compiler or interpreter how the programmer intends to use the data. Most programming languages support basic data types of integer numbers (of varying sizes) , Floating-point numbers (which approximate real numbers) , characters and Boolean.
  • Alphanumeric: The definition of alphanumeric is something that contains letters and numbers. A password that requires both letters and numbers is an example of an alphanumeric password. A computer keyboard is an example of an alphanumeric keyboard.

Ex: a124b

  • Numerical data is data that is measurable, such as time, height, weight, amount, and so on.
  • Numeric (Integer) : A whole number which does not contain any fractional part.
  • Numeric (Real) : A real number is a value of a continuous quantity that can represent a distance along a line. The real numbers include all the rational numbers, such as the integer and the fraction , and all the irrational numbers, such as .
  • Date: The DATE data type stores the calendar date. DATE data types require four bytes. A calendar date is stored internally as an integer value equal to the number of days since December 31,1899.

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