ADA

Question 1

When and who developed ADA?

Answer 1

The 80s by Cii HoneyWell/Bull Language design team

Question 2

What type of language is ADA?

Answer 2

a Structured, Statically-Typed, Imperative, Object-Oriented, High-Level language

Question 3

From what language did it extend from?

Answer 3

Pascal

Question 4

For who was the language?

Answer 4

the Department of Defense

Question 5

Who is ADA named after?

Answer 5

Ada Lovelace, the first computer programmer

Question 6

What are the major contributions of ADA?

Answer 6

1. Packages allow encapsulating of data objects & specifications for data types and procedures
2. Includes facilities for exception handling
3. Program units can be generic
4. Provides for concurrent execution of special program units, named tasks, using the rendezvous mechanism

Question 7

Readability?

Answer 7

Good

Question 8

Writability?

Answer 8

Sacrificed for Readability

Question 9

Reliability?

Answer 9

Hallmark feature!!

Question 10

Cost?

Answer 10

So-so

Question 11

Program Structure

Answer 11

Importing of Libraries
Defining Procedures
Beginning Procedures
Main Code
Ending Procedure

Question 12

Subprograms of ADA?

Answer 12

They are made of program units and are otherwise known as functions or procedures.

Question 13

What about the syntax of ADA?

Answer 13

It is not case-sensitive. The statements end in semicolons. Variable declarations are in the declarative part and start with the identifier. It does not provide ++ or –. ‘:=’ is for value assignment.

Question 14

The block delimiters for ADA are?

Answer 14

‘begin’ and ‘end’

Question 15

What about arrays?

Answer 15

You declare types associated with the array.

Question 16

What is the scope?

Answer 16

Static

Question 17

What about classes in ADA?

Answer 17

They are aka as tagged type. It is in the same scope as the subprogram/functions/members.

Question 18

What do objects in ADA have?

Answer 18

A Directory which is an object that is used to contain data from a database or some outside source.

Question 19

the Operator Precedence.

Answer 19

** abs not
* / mod rem
+ -(unary)
+ - &(binary)
= /= < <= > >=
and or xor

Question 20

If Statement Structure

Answer 20

if condition then
statement;
elsif condition then
statement;
else
condition;
end if;

Question 21

What do cases start with and what can they do?

Answer 21

Cases start with ‘when’ and they can be combined.

Question 22

While Loop Structure

Answer 22

while variable < 10_000 loop
…
end loop;

Question 23

For Loop Structure

Answer 23

for variable in 0..9 loop
…
end loop;

Question 24

What type of statements can you use in ADA?

Answer 24

You can use goto statements.

Question 25

How do you call functions in ADA?

Answer 25

function Five (var : Integer) return Boolean;