Computer System Architecture Set 20

Questions 191 to 200



191.
What does D stand for in a D flip-flop?
(a)  Direct                       (b)  Don’t care              (c)  Data                         (d)  Device                     (e)  Disk.
192.
Which of the following is not an advantage of asynchronous circuits?
(a)  Higher speed                                                  (b)  Low power consumption
(c)  Smaller design effort                                     (d)  No need to provide clock generation circuitry
(e)  Simple functions.
193.
Carry in half-adder can be obtained using _______.
(a)  X-OR gate              (b)  AND gate                (c) OR gate                    (d)  X-NOR gate           (e)  Inverter.
194.
CACHE memory is implemented using ________.
(a)  Dynamic RAM                                              (b)  Static RAM                                                    (c)  EA RAM
(d)  ED RAM                                                         (e)  EP RAM.
195.
CISC stands for ______________________.
(a)    Control Instruction Set Completeness
(b)    Complex Instruction Set Conversion
(c)     Complex Instruction Set Computer
(d)    Control Instruction Set Conversion
(e)     Complex Instruction Set Control.
196.
BUN instruction stands for_______
(a)  Branch conditionally                                    (b)  Branch unconditionally
(c)  Boot unconditionally                                    (d)  Begin unconditionally
(e)  Branch and save return address.
197.
Information transfer from one register to another is designated in symbolic form by means of  _________.
(a)  Control functions                                          (b)  OP-Code                                                         (c)  Registers
(d)  Stack operation                                             (e)  Replacement operator.
198.
DMA stands for__________________.
(a)    Direct Memory  Address                            (b)  Direct Main Address
(c)    Direct Memory Access                               (d)  Direct Main Access
(e)    Device Memory Access.
199.
______ is a symbol to denote a part of a register.
(a)  { }                                                                     (b)  ( )                              (c)  < >                           

(d)  à                 (e) 
200.
________ structure is useful in the evaluation of postfix arithmetic expression. 
(a)    Stack                     (b)  Queue                      (c)  Linked List             (d)  Graph                      (e)  Tree.


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