This is the maximum time from the start of the valid address of the read cycle to the time when the valid data is available at the data output

COMPUTER ARCHITECTURE BASICS MCQ

• The ______ format is usually used to store data
• Which tag is used if you want to indicate the importance of the phrase?
• A source program is usually in _______
• Which memory device is generally made of semi-conductors ?
• The small extremely fast, RAM’s are called as _______
• The ALU makes use of _______ to store the intermediate results
• The control unit controls other units by generating ____
• ______ are numbers and encoded characters, generally used as operands
• The Input devices can send information to the processor,
• ______ bus structure is usually used to connect I/O devices
• The I/O interface required to connect the I/O device to the bus consists of ______
• To reduce the memory access time we generally make use of ______
• ______ is generally used to increase the apparent size of physical memory
• MFC stands for
• The time delay between two successive initiation of memory operation _______
• The decoded instruction is stored in ______
• The instruction -> Add LOCA,R0 does,
• Which registers can interact with the secondary storage ?
• During the execution of a program which gets initialized first ?
• Which of the register/s of the processor is/are connected to Memory Bus ?
• ISP stands for,
• The internal Components of the processor are connected by _______
• ______ is used to choose between increment the PC or performing ALU operations
• The registers, ALU and the interconnection between them are collectively called as _____
• _______ is used to store data in registers
• During the execution of the instructions, a copy of the instructions is placed in the ______
• Two processors A and B have clock frequencies of 700 Mhz and 900 Mhz respectively. Suppose A can execute an instruction with an average of 3 steps and B can execute with an average of 5 steps. For the execution of the same instruction which processor is faster ?
• A processor performing fetch or decoding of different instruction during the execution of another instruction is called ______
• For a given FINITE number of instructions to be executed, which architecture of the processor provides for a faster execution ?
• The clock rate of the processor can be improved by
• An optimizing Compiler does,
• SPEC stands for,
• As of 2000, the reference system to find the performance of a system is _____
• When Performing a looping operation, the instruction gets stored in the ______
• The average number of steps taken to execute the set of instructions can be made to be less than one by following _______
• If the instruction, Add R1,R2,R3 is executed in a system which is pipe-lined, then the value of S is (Where S is term of the Basic performance equation)
• CISC stands for
• As of 2000, the reference system to find the SPEC rating are built with _____ Processor
• In Breakpoint mode of operation,
• The different modes of operation of a computer is
• The instructions which can be run only supervisor mode are
• A privilege exception is raised,
• How is a privilege exception dealt ?
• After reset, CPU begins execution of instruction from memory address
• Synchronous means _______
• An effective solution to the power consumption problem lies in using _______ transistors to implement ICs
• When CPU is executing a Program that is part of the Operating System, it is said to be in
• When a logic circuit diagram is given, you can analyse the circuit to obtain the _____________
• IC chips based on packaging density are
• While designing a digital system, the main objectives are
• There are two types of parity
• This is the maximum time from the start of the valid address of the read cycle to the time when the valid data is available at the data output
• In a sequential memory, the words are stored in and out in a sequence
• A___________ is a semiconductor memory device used to store information, which is permanent in nature
• Erasing EPROM programming is accomplished by using ultraviolet light that belongs to the UVC range and has a frequency of _____________________
• The EPROM eraser will emit________________ light
• ________________ organization is essentially an array of selectively open and closed unidirectional contacts
• The EEPROM chip is physically similar to the chip
• A memory stores data for processing and the instructions for _________
• Number of stored bits per unit area, which determines overall storage capacity and memory cost per bit
• The _______________ of the desired memory location is applied to the address input terminals
• In a sequential memory, the words are stored in and read out in a_______________
• I/O function allows to exchange data directly between an
• Cache memory is intended to provide memory access
• Data stores in
• Interrupts are provided primarily as a way to
• Index register involves adding an
• Program counter contains the address of the
• Memory modules consist of
• Processor is often referred to
• I/O interrupt-driven is more efficient than
• Segment pointers divided memory into
• The set of all logical addresses generated by a program is referred to as a
• The replacement algorithm chooses the constraints of
• Data moved between computer components through
• Condition codes are bits typically set by the
• Instruction register contains the instructions most
• The unit of data exchange between cache and main memory is known as
• User-visible registers enable the machine or programmer to
• Address registers contain main memory addresses of
• I/O instruction Control is used to activate an
• I/O modules performs the requested action on
• Control and Status registers used by the processor to control
• I/O instruction Transfer used to read the
• Stack pointer is a register that points to the
• Cache size issue can have significant impact on
• Direct memory access is more efficient to move
• In data processing, processor perform some
• I/O instruction Status tests various
• The processor fetches an instruction from
• Data and instructions that are being used frequently are stored in
• Processor-I/O involves data transferring between
• Data register can be assigned to a
• PerformanceX = 1/ Execution Time x the given relation shows that
• The processor having Clock cycle of 0.25ns will have the clock rate of
• The valid and unimpeachable measurement of performance of any computer is
• The native MIPS has the MIPS measurement of
• If computer A execute a program in 10 seconds and computer B runs the same in 15 seconds, how much faster is computer A than computer B
• For two computers X and Y, if the performance of computer X is greater than the performance of computer Y, we have
• The total amount of work done during execution, in a given time is referred to as
• To increase the performance of the computer its through put is increased by
• Computer A having clock cycle time of 250 ps and cycle per instruction of 2.0 for some programs, and computer B having clock cycle time of 500 ps and a cycle per instruction of 1.2 for the same program. Which one is faster for this program
• When the PC having Clock rate of 2 and the CPU clock cycle for a program is 4 then Execution time of this computer for a program will be
• The time between the start and the end of program execution is known as
• A set of standard CPU-intensive, floating points and integers benchmarks are referred to as
• Computer B having execution time 110 ns and computer A having 1001 then
• A first goal of compiler writer
• Optimizations on the sources with output leading to later optimization passes are known as
• In 32-bit addressing mode, the address field is either 1 byte or
• The one of the advantage of MIPS 16 and Thumb is: the instruction caches acting as if they are about
• One of the complex jobs of the compiler writer, is to figure-out what instruction sequence will be used best for each segment, named as
• One that is used to allocate local variables is
• Vector architectures are operated on vectors of
• Graph coloring gives best results, when there are at-least
• Compilers usually chooses which procedure calls has to be expanded inline before knowing the size of the procedure, that is being called, the stated problem is known as
• The operation is normally specified in one field, known as
• The length of 80x86 instructions can vary between
• Optimization, known as basic block, by the compiler people is
• The procedure when call procedure that has been called, saving the registers it wants for using, when the caller has been left unrestrained, is known as
• When the call procedure saving the registers which it wants to be preserved to access even after the call, is refered to as
• Replacing the instances of a variable, to which a constant is assigned with the constant, is refered as
• The optimization: finding two examples of an expression, computing the same value and saving the value of the 1st computation in a temporary variable, is refered as
• Register allocation algorithms are particularly based on the technique, named as
• Specified telling that what addressing mode will be used for accessing the operand, is called
• Unit is used for allocating dynamic objects which do not adhere to the stack discipline is
• The developed program's performance, is affected by
• The digital form of computer which is placed at the bank walls for dealing cash is known as
• The modern supercomputers and the minicomputers, accessed by the network are called
• Every letter of the computer is referred to as
• Compiler of the system, is an example of
• Applications that are Consumer-Oriented embedded, are particularly best suited for
• The High level language, referred as human language, is converted into the computer instructions via
• The programs which are used for translating the symbolic-language into the machine-language are
• Creating and translating the program, which one of the following is used
• Microprocessors, that are present in home appliances are considered as the best example of
• The layer which is between the system hardware and the user's program is commonly known as
• A+B in assembly language will be written as
• The information\'s components in base 2 are
• In assembly language A-B will be written as
• CPU provides enabling signals through
• In a computer, set of electrical paths which is used to transfer data is called
• Computer bus which allows the processor to communicate with peripheral devices is
• Computer address bus is
• Computer bus with 64 lines can carry
• Which of the following is not a type of bus in computer?
• Use of computer buses to connect different components of computer is known as
• Network topology in which you connect each node to the network along a single piece of network cable is called
• Each end of a bus in computer bus network topology is termed as
• Special resistor device in computer bus network topology which is attached to an electrical ground is called
• Computer bus which moves data between the central processor and memory is called
• Type of computer bus which connects the CPU to a memory on the system board is
• Computer bus line is consists of
• Way in which computer components are connected with each another is called
• Example of computer logic operation is
• Computer system mainly consists of
• Basic unit of computer is
• Most of time, computer instructions are divided into
• Binary code which gives an actual instruction is called
• In instruction format, address of any data location is said to be
• Built-in set of machine code instructions of computer are called
• Two main types of branch instructions are
• Instructions that are programmed to make decisions are termed as
• Branch instruction 'JUMP TO SUBORDINATE' is an example of
• Branch instruction 'JUMP IF ZERO' is an example of
• Branch instruction is also known as
• Which of the following are examples of input devices?
• The read/write file
• …………… is a piece of hardware that executes a set of machine–language instructions
• Which of the following affects processing power?
• The computer performs all mathematical and logical operations inside it′s

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