Trivia Questions Quiz On Integers, Floating-point Numbers, And Characters!

1. What data structure is normally used to store a string?

Array

Record

2. A(n) data structure is a data item composed of multiple primitive data items.

True

False

3. The result of adding, subtracting, or multiplying two integers may result in overflow, but never underflow or truncation.

True

False

4. A sequence of characters that forms a meaningful word, phrase, or other user group is a(n) string.

True

False

5. Two’s complement notation represents positive values as ordinary binary numbers.

True

False

6. A(n) index is an array of data items, each of which contains a key value and a pointer to another data item.

True

False

7. Commonly used standards for floating-point representation are defined by the ____.

IEEE

ANSI

8. Underflow occurs when a negative exponent is too large in absolute value to fit within the bits allocated to store it.

True

False

9. How many bits are used to represent a character under the ASCII coding standard?

7

8

10. In EBCDIC character coding, the character '1' and the integer 1 are represented by identical bit strings.

True

False

11. What coding format encodes a real number as a mantissa multiplied by a power (exponent) of two?

Two’s complement

Floating point

12. Which of the following character coding schemes include control codes for I/O devices?

EBCDIC

ASCII

13. In EBCDIC character coding, the character '1' and the integer 1 are represented by identical bit strings.

True

False

14. Which data encoding method is most similar to scientific notation?

Floating point notation

Two’s complement notation

15. What coding format encodes a real number as a mantissa multiplied by a power (exponent) of two?

Two’s complement

Floating point

16. Which of the following is not considered one of the five primitive data types?

Hexadecimal

Memory Address

17. The assignment of numeric codes to characters follows a specific order called a(n) ____.

Record Separator

Collating Sequence

18. Which of the following character coding schemes include control codes for I/O devices?

ASCII

BCD

EBCDIC

IEEE

19. What data type is an array of data items, each of which contains a key value and a pointer to another data item?

Linked list

Index

20. What does the 0x in the written text 0x1010 signify?

1010 is a binary number

1010 is a two’s complement value

1010 is a hexadecimal number

0 is the high order bit

21. Commonly used standards for floating point representation are defined by the:

AITP

ACM

ANSI

IEEE

22. Two’s complement notation encodes a real number as a mantissa multiplied by a power (exponent) of two.

True

False

23. Which of the following does not result from floating-point math operations?

Underflow

Overflow

Truncation

Two’s complement

24. The term ____ describes the number of bits used to represent a numeric value.

Range

Compactness

25. A linked list is a data structure that combines a set of related data and the methods that manipulate that data.

True

False

26. The inflection point is the bit of lowest magnitude within a byte or bit string.

True

False