ICT - Exercise4 : Data Representation

Data Representation

1. Most computers can recognize only two discrete states that are ____________.

2. The computer circuit represents the 0 or the 1 electronically by the presence or absence of an

_________.

3. A computer does not understand ___________.

4. A computer can process larger chunks of information by treating group of bits as _________.

5. A collection of 8 bits is called a __________.

6. The term ‘bit’ stands for ____________.

7. Number 9 is represented by the binary code as___________.

8. A byte represents a single ____________ in the computer.

9. A bit is the smallest unit of information. True or False? _________

10. The Unicode can recognize ASCII characters. True or False? _________

11. The term ‘ASCII’ is an acronym for ____________.

12. The term ‘EBCDIC’ is an acronym for ____________.

 

1. What is a bit?

A. A bit is the largest unit of information.

B. A bit is the biggest unit of information.

C. A bit is the longest unit of information.

D. A bit is the smallest unit of information.

2. The capital letter F is represented by the binary code as ____________.

A. 01000111

B. 01100110

C. 01010110

D. 01000110

3. Number 9 is represented by the binary code as ___________ .

A. 01000111

B. 00111001

C. 01010110

D. 01000110

4. There are three character codes to represent characters, which are ___________,______,   and _______.

A. ASCII, EBCDIC, APA

B. ASCII, EBCDIC, ADA

C. ASCII, EBCDIC, Units

D. ASCII, EBCDIC, Unicode

5. The 256character capability of ASCII and EBCDIC is too small to handle the alphabets that are used by other languages such as _______,______, and __________.

A. Arabic, Malay, Chinese

B. Malay, Arabic, Japanese

C. Arabic, Japanese, Chinese

D. Indonesian, Japanese, Chinese

6. ________ uses two bytes (16 bits) to represent one character.

A. APA

B. ASCII

C. EBCDIC

D. Unicode