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B. Fill in the blanks with the correct answer.
1. An _________ converts an assembly language program into a machine language program.
2. _________ were used in fourth-generation computers.
3. _________ language is expressed in the form of binary digits.
4. _________ languages are machine-independent.
5. _________ were used in second-generation computers.

C. Write ‘T’ for True and ‘F’ for False statement.
1. A compiler scans an entire program and translates it into a machine language _______
program, in one go.
2. Assembly language is the only language that is directly understood by the computer. _______
3. The future generation of computers work on Artificial Intelligence. _______
4. C, C++, and Java are examples of fourth-generation programming languages. _______
5. The first generation of computers used transistors. _______
D. Answer the following questions.
1. Write the features of fourth-generation computers.
2. What is the difference between a compiler and an interpreter?
3. What is assembly language? How is it different from machine language?
4. What do you mean by high-level languages? Give two examples.
5. Write short notes on any two early computing devices.

Mind Stretching
1. Identify the feature given below and write the name of generation of programming language it
belongs to: Critical Thinking
(a) machine-independent, structured, and user-friendly. ________
(b) machine-dependent and understands only 0 and 1. ________
(c) uses Artificial language and graphical interface. ________
(d) uses mnemonic codes for lengthy instructions. ________
2. Jatin was reading about the generation of computers that has thousands of microprocessors in
it, uses Artificial Intelligence, and can perform trillions of calculations at the same time. Which
generation of computers did he read about? Logical Thinking
3. Parvati was writing programs using a programming language. While executing the program, the
language processor reported errors and paused the execution until each error was resolved.
Which language processor was being implemented in this case? Logical Thinking

DISCUSS
DISCUSS Communication Skills
What capabilities would you like to see implemented in future generations of computers? Discuss with your
classmates.

TEACHER’S DESK
TEACHER’S DESK
Explain to the students the differences between the applications and paradigms of different generation of
programming languages.

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