Which of the following is false about LDA instruction?

A)
It has 13 T-states
B)
It is a 3-byte instruction
C)
It doesn’t affect any flags
D)
It uses indirect addressing mode

Correct Answer : Option (D) :   It uses indirect addressing mode

Explanation : LDA is a direct addressing mode instruction which stands for Load Accumulator Direct. It is a 3-byte instruction and it has 13 T-states. No flags are affected by this instruction.

Recently Updated in Microprocessors Questions
If I = J = K = 13, then in Fortran 1 = 10 - (1 / 10) * 10 + (J / 5) * 4 + K ** (- 2) is equal to
A)
5
B)
6
C)
7
D)
8

Correct Answer :   8

In the dimension statement DIMENSION A (50, 50), K (100, 100) the total number of locations reserved will be
A)
2500
B)
100000
C)
125000
D)
250000

Correct Answer :   125000

In super computers the extra level of primary memory is generally called
A)
Single stage device
B)
Digital state device
C)
Solid state device
D)
Surface stage device

Correct Answer :   Solid state device

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