SE_Kỳ 1_CSI104 || All Questions Answered Correctly.
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SE_Kỳ 1_CSI104
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SE_Kỳ 1_CSI104
The ________ model is the basis for today's computers. correct answers von Neumann
In a computer, the ________ subsystem stores data and programs. correct answers memory
In a computer, the ________ subsystem performs calculations and
logical operations. correct answers ALU
1-4 In a comput...
SE_Kỳ 1_CSI104 || All Questions Answered Correctly.
The ________ model is the basis for today's computers. correct answers von Neumann
In a computer, the ________ subsystem stores data and programs. correct answers memory
In a computer, the ________ subsystem performs calculations and
logical operations. correct answers ALU
1-4 In a computer, the ________ subsystem accepts data and programs and
sends processing results to output devices. correct answers input/output
1-5 In a computer, the ________ subsystem serves as a manager of the
other subsystems. correct answers control unit
1-6 According to the von Neumann model, ________ are stored in memory. correct answers data
and programs
1-7 A step-by-step solution to a problem is called ________ correct answers an algorithm
1-8 FORTRAN and COBOL are examples of ________ . correct answers computer languages
1-9 A 17th-century computing machine that could perform addition and
subtraction was the ________ correct answers Pascaline
1-10 ________ is a set of instructions in a computer language that tells the
computer what to do with data. correct answers A program
1-11 ________ is the design and writing of a program in structured form. correct answers Software engineering
1-12 The first electronic special-purpose computer was called ________ correct answers ABC
1-13 One of the first computers based on the von Neumann model was called ________ . correct answers EDVAC
1-14 The first computing machine to use the idea of storage and
programming was called ________ . correct answers the Jacquard loom
1-15 ________ separated the programming task from computer operation tasks. correct answers High-level programming languages
2-1 The base of the decimal number system is ________ correct answers 10
2-2 The base of the binary number system is ________ . correct answers 2 2-3 The base of the octal number system is ________ . correct answers 8
2-4 The base of the hexadecimal number system is ________ . correct answers 16
2-5 When converting a decimal integer to base b, we repeatedly ________ correct answers . divide by
2-6 When converting a decimal fraction to base b, we repeatedly ________ correct answers multiply by
3-2 In a set of 64 symbols, each symbol requires a bit pattern length of
________ bits. correct answers 6
3-3 How many symbols can be represented by a bit pattern with ten bits? correct answers 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 answers 1100101
3-5 A 32-bit code called ________ represents symbols in all languages. correct answers Unicode
3-6 An image can be represented in a computer using the ________ method. correct answers 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 answers 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 answers 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 answers bitmap
3-10 When we want to store music in a computer, the audio signal must be
________ . correct answers 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 answers 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 answers 65535
3-13 Which number representation method is often used to store the
exponential value of a fractional part? correct answers Excess
3-14 In an Excess conversion, we ________ the number to be converted. correct answers add the
bias number to 3-15 When a fractional part is normalized, the computer stores the ________ correct answers 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 ________
representation. correct answers sign-and-magnitude
4-1 ________ is an arithmetic operation. correct answers Subtraction
4-2 ________ is a logical bit operator. correct answers 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 answers two's complement
4-4 In two's complement addition, if there is a final carry after the left most
column addition, ________ . correct answers discard it
4-5 For an 8-bit allocation, the smallest decimal number that can be
represented in two's complement form is ________ correct answers -128
4-6 For an 8-bit allocation, the largest decimal number that can be
represented in two's complement form is ________ correct answers 127
4-7 In two's complement representation with a 4-bit allocation, we get
________ when we add 1 to 7. correct answers -8
4-8 In two's complement representation with a 4-bit allocation, we get
________ when we add 5 to 5. correct answers -6
4-9 If the exponent in Excess_127 is binary 10000101, the exponent in
decimal is ________ . correct answers 6
4-10 If we are adding two numbers, one of which has an exponent value of 7
and the other an exponent value of 9, we need to shift the decimal point of the
smaller number ________ . correct answers two places to the left
4-11 ________ operator (s) takes two inputs to produce one output. correct answers AND, OR, or XOR
4-12 The unary ________ operator inverts its single input. correct answers NOT
4-13 ________ operator (s), if the input is two 0s, the output is 0. correct answers In AND, OR, or XOR
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