Nielit A Level July, 2011
A4-R4: COMPUTER SYSTEM ARCHITECTURE
PART ONE
(Answer all the questions)
1. Each question below gives a multiple choice of answers. Choose the most appropriate one and enter in the “tear-off” answer sheet attached to the question paper, following instructions therein. (1x10)
1.1 The hardware which is responsible for executing machine language instructions can be builtusing large number of few basic building blocks, which are called
A) Control Unit
B) CPU
C) Logic gates
D) None of the above
1.2 The output depends both on the current inputs as well as on how it got to the current state in
A) Combinational circuits
B) Sequential circuits
C) In both – combinational and sequential circuits
D) None of the above