Which of the following circuits represent a fault

85. Which of the following circuits represent a fault condition where the. hot w'ater tank
temperature is within limits but the water flow in the radiators is too low and the w~ter level
the hot water tank is too low.
in
A B
:=35PD-
:=D:o-
1
C
D
A
A
D-D-
)---1
B
B
C
C
86. A register is a storage unit with limited capacity of just a few bytes. TRUE! or FALSE?
87. A register is part of the processor (or microprocessor or CPU). TRUE
88. A register has a very short access time. TRUE or FALSE?
89. A register may be special purpose or general purpose. TRUE or
or FALSE?
FALSE?
I
0
I
0
I
0
0
I
1,
90. An assembly language or machine code language program can access an in,dividual
91. Which of the following are facilities you would expect a file management
sy~tem
to have.
There might be more than one correct answer, identify all the correct answers.
92. Which of the following are examples of utility programs associated with hardl disk
usage in a PC. There might be more than one correct answer, identify all the
corr~ct
answers.
I
Examiner: Ferdinand Katsriku (PhD)
Page 14 of 15

Select a word from the list below to complete the sentences in questions 93 - 97
a. Attribute
b. relationship
c. Tuple
d. Table
e.
Entity
93. ___ something about which data is rec ded, a customer, a product, a customer order
94. ___ the implementation of the data for n object in relational database
95. __ the data for one row in the table
96. ___ One of the data items for an object in relational database, customer name, address
97. __ this is the link between two tables
98. The basic three level concept of databas, was developed by the American National
Standards Institute. Which of the following
.~
not included in the three level model?
a. Physical level
b. internal level
c. external level
d. conceptual level