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The attributes of three arithmetic operators in some programming language are given below.
Operator Precedence Associativity Parity + High Left Binary – Medium Right Binary * Low Left Binary
The value of the expression 2 – 5 + 1 – 7 * 3 in this language is _________.
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- 19
- 9
- 3
- 21
Correct Option: B
2 – 5 + 1 – 7 * 3 ⇒ 2 – (5 + 1) – 7 * 3
⇒ 2 – 6 – 7 * 3 ⇒ 2 – (6 – 7) * 3 ⇒ 2 – (–1) * 3
⇒ (2 + 1) * 3 ⇒ 3 * 3 = 9
