Computers Programming Languages Lesson 1 Objectives Identify Computer

Computers & Programming Languages

Lesson 1 - Objectives § Identify Computer System. § Identify Programming Languages § Identify Java

Activity 1 Define Me !! 7 Minutes

Parts of Computer

Computer A computer is an electronic device that performs commands. Input Processing Output

Computer Hardware

Book Activity P#137

Computer Software

Book Activity P#138

Data Representation in Computers § Computer works as a sequence of 0 s and 1 s. § A bit is a binary digit of 0 or 1 § A byte is a sequence of 8 bits 8 bit 1 Byte 1024 Byte 1 KB 1024 KB 1 MB 1024 MB 1 GB 1024 GB 1 TB

1 GB= ………. 1 TB = ………. 1 KB = ………. 1 MB = ………. 8 bits = ………. Binary 0 or 1 Data Representation in Computers

Data Representation in Computers

ASCII (American Standard Code for Information Interchange) What are your notices of ASCII Code?

Decimal & Binary Systems

Converting Binary to Decimal

Converting Binary to Decimal Within your group, covert the binary numbers to Decimal? 1. 110110 2. 100001 3. 1010 4. 11110000 5. 1000000

Converting Decimal to Binary

Converting Decimal to Binary Within your group, covert the Decimal to Binary numbers? 1. 80 2. 10 3. 999 4. 1000 5. 1001 6. 1010

Programming Language Set of rules , symbols and special words used to build programs.

Programming Language

Java Programming High level language program (Source Program), introduced by microsystem in 1995. can be described in these words: • • Simple Object oriented Secure High performance

Java Platform