cameroon gce advanced level June 2022 computer science 1

cameroon gce advanced level June 2022 computer science 1

cameroon gce advanced level June 2022 computer science 1

Alternative sets of instructions could be used 6. table adjacent?
to solve a given problem. To do so quickly, in
which of the following classes of machines
should you select your machine?
A Single-instruction, single-data.
B Single-instruction, multiple-data.
C Multiple-instruction,single-data.
D Multiple-instruction,multiple-data.
I.
A A – B + A – B. A B R
B A • B +
~A
• B.
C A – B + A – B.
D A • B + A •B.
F F F
F T T
T F F
T T T
Paul wanted his job to be done on machines
when they arc available, and to use hardware lie
could not afford to buy. It was best lie works on
Which ofthe following must be encoded in a
machine’s instruction code?
A The operation to execute.
B The values to use in operations.
C The destination where to keep results.
D The next operation to carry out.
7.
a:
A Workstation Computer.
B Distributed Computer.
C Mini Computer.
D Parallel Computer.
A machine’s CPU takes arguments for its binary
operations from a stack. Surely it is a:
A Three-address machine.
B Two-address machine.
C One-address machine.
D Zero-address machine.
8.
It is used to provisionally hold bulky data to and
from an executing program, for immediate use
or for other processes. It is a:
A Hard drive.
B Main memory’.
C Cache memory’.
D USB drives.
In immediate mode addressing of machines:
A The operand of the instruction is used
immediately.
B The operand value is given as part of the
instruction.
C The operand field holds an address for its
immediate use.
D The operand address is given as part of the
instruction.
9.
4. What is the result of the following in one’s
complement notation?
01 110 101 – 01 001 100.
A 00 101 001.
B 00 101 000.
C 10 101 001.
D 10 011000.
5. What is R in the followin