CSI104 UPDATED Actual Exam Questions and CORRECT Answers
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Course
CSI104
Institution
CSI104
CSI104 UPDATED Actual Exam Questions
and CORRECT Answers
The ________ model is the basis for today's computers. - CORRECT ANSWER- von
Neumann
In a computer, the ________ subsystem stores data and programs. - CORRECT ANSWER-
memory
In a computer, the ________ subsystem performs calculations ...
CSI104 UPDATED Actual Exam Questions
and CORRECT Answers
The ________ model is the basis for today's computers. - CORRECT ANSWER- ✔✔von
Neumann
In a computer, the ________ subsystem stores data and programs. - CORRECT ANSWER-
✔✔memory
In a computer, the ________ subsystem performs calculations and
logical operations. - CORRECT ANSWER- ✔✔ALU
1-4 In a computer, the ________ subsystem accepts data and programs and
sends processing results to output devices. - CORRECT ANSWER- ✔✔input/output
1-5 In a computer, the ________ subsystem serves as a manager of the
other subsystems. - CORRECT ANSWER- ✔✔control unit
1-6 According to the von Neumann model, ________ are stored in memory. - CORRECT
ANSWER- ✔✔data and programs
1-7 A step-by-step solution to a problem is called ________ - CORRECT ANSWER- ✔✔an
algorithm
1-8 FORTRAN and COBOL are examples of ________ . - CORRECT ANSWER-
✔✔computer languages
1-9 A 17th-century computing machine that could perform addition and
subtraction was the ________ - CORRECT ANSWER- ✔✔Pascaline
1-10 ________ is a set of instructions in a computer language that tells the
,computer what to do with data. - CORRECT ANSWER- ✔✔A program
1-11 ________ is the design and writing of a program in structured form. - CORRECT
ANSWER- ✔✔Software engineering
1-12 The first electronic special-purpose computer was called ________ - CORRECT
ANSWER- ✔✔ABC
1-13 One of the first computers based on the von Neumann model was called ________ . -
CORRECT ANSWER- ✔✔EDVAC
1-14 The first computing machine to use the idea of storage and
programming was called ________ . - CORRECT ANSWER- ✔✔the Jacquard loom
1-15 ________ separated the programming task from computer operation tasks. - CORRECT
ANSWER- ✔✔High-level programming languages
2-1 The base of the decimal number system is ________ - CORRECT ANSWER- ✔✔10
2-2 The base of the binary number system is ________ . - CORRECT ANSWER- ✔✔2
2-3 The base of the octal number system is ________ . - CORRECT ANSWER- ✔✔8
2-4 The base of the hexadecimal number system is ________ . - CORRECT ANSWER-
✔✔16
2-5 When converting a decimal integer to base b, we repeatedly ________ - CORRECT
ANSWER- ✔✔. divide by
2-6 When converting a decimal fraction to base b, we repeatedly ________ - CORRECT
ANSWER- ✔✔multiply by
,3-2 In a set of 64 symbols, each symbol requires a bit pattern length of
________ bits. - CORRECT ANSWER- ✔✔6
3-3 How many symbols can be represented by a bit pattern with ten bits? - CORRECT
ANSWER- ✔✔1024
3-4 If the ASCII code for E is 1000101, then the ASCII code for e is
________ . Answer the question without consulting the ASCII table. - CORRECT ANSWER-
✔✔1100101
3-5 A 32-bit code called ________ represents symbols in all languages. - CORRECT
ANSWER- ✔✔Unicode
3-6 An image can be represented in a computer using the ________ method. - CORRECT
ANSWER- ✔✔either bitmap or vector graphic
3-7 In the ________ graphic method of representing an image in a computer,
each pixel is assigned a bit patterns. - CORRECT ANSWER- ✔✔bitmap
3-8 In the ________ graphic method of representing an image in a computer,
the image is decomposed into a combination of geometrical figures. - CORRECT ANSWER-
✔✔vector
3-9 In the ________ graphic method of representing an image in a computer,
re-scaling of the image creates a ragged or grainy image. - CORRECT ANSWER- ✔✔bitmap
3-10 When we want to store music in a computer, the audio signal must be
________ . - CORRECT ANSWER- ✔✔sampled, quantized, and coded
3-11 A floating-point value after normalization is (1.0101) ? 2?4. What is the
value of exponent section in the Excess-127 representation? - CORRECT ANSWER- ✔✔123
, 3-12 Assume a new Excess system uses 17 bits to represent the exponent
section. What is the bias value in this system? - CORRECT ANSWER- ✔✔65535
3-13 Which number representation method is often used to store the
exponential value of a fractional part? - CORRECT ANSWER- ✔✔Excess
3-14 In an Excess conversion, we ________ the number to be converted. - CORRECT
ANSWER- ✔✔add the bias number to
3-15 When a fractional part is normalized, the computer stores the ________ - CORRECT
ANSWER- ✔✔the sign, exponent, and mantissa
3-17 The combination of sign and mantissa of a real number in IEEE
standard floating point format is stored as an integer in the ________
4-1 ________ is an arithmetic operation. - CORRECT ANSWER- ✔✔Subtraction
4-2 ________ is a logical bit operator. - CORRECT ANSWER- ✔✔exclusive OR, unary
NOT, or binary AND
4-3 The ________ method of integer representation is the most common
method for storing integers in computer memory. - CORRECT ANSWER- ✔✔two's
complement
4-4 In two's complement addition, if there is a final carry after the left most
column addition, ________ . - CORRECT ANSWER- ✔✔discard it
4-5 For an 8-bit allocation, the smallest decimal number that can be
represented in two's complement form is ________ - CORRECT ANSWER- ✔✔-128
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