Description : Before checking the program for errors in translating code into machine language the high level language code is loaded into __ a. Register b. Memory c. Data d. CPU
Last Answer : b. Memory
Description : Outputs of instruction/data path in CU are. a. Reg R/W b. Load/Reg-Reg c. ALU function select d. Load control e. Read control f. IR Latch g. JUMP/Branch/Next PC h_ = All of these
Last Answer : h_ = All of these
Description : five bits of OPR select one of the operation inthe __ in control register. a. CPU b. RISC ec ALU d. MUX
Last Answer : ec ALU
Description : Which memory is assembled between main memory and CPU: a. Primary memory b. Cache memory Cc. Botha & b d. None of these
Last Answer : b. Cache memory
Description : Cache memory is located between main memory and : a. CPU b. Memory c. Botha &b d. None of these
Last Answer : a. CPU
Description : Which memory is used to copy instructions or data currently used by CPU: a. Main memory b. Secondary memory c. Cache memory d. None of these
Last Answer : c. Cache memory
Description : What are 2 advantages of cache memory: a. Reduction of average access time for CPU memory b. Reduction of bandwidth of available memory of CPU c. Botha&b d. None of these
Last Answer : c. Botha&b
Description : sis given an instruction in machine language this instruction is fetched from the memory by the CPU to execute: a. ALU b. CPU c. MU d. All of these
Last Answer : b. CPU
Description : In memory transfer location address is supplied by that puts this on address bus. a. ALU b. CPU Cc. MAR d. MDR
Description : A stack in a digital computer isa partofthe_ ALU CPU a. b. c. Memory unit d None of these
Last Answer : c. Memory unit
Description : Instruction formats contains the memory address of the a. Memory data b. Main memory Cc. CPU d. ALU
Last Answer : b. Main memory
Description : Which are contains one or more register that may be referenced by machine instruction: a. Input b. Output c. CPU d. ALU
Last Answer : c. CPU
Description : Which is the most important component of a digit computer that interprets the instruction and processes the data contained in computer programs: MU b. ALU c. CPU d. PC
Description : Which part work as a the brain of the computer and performs most of the calculation: a. MU b. PC c. ALU d. CPU
Last Answer : d. CPU
Description : Which are internal operations inside CPU: a. Data transfer b/w registers b. Instructing ALU to operate data c. Regulation of other internal operations d. All of these
Last Answer : d. All of these
Description : Abus organization for seven __ register: a. ALU b. RISC c. CPU d. MUX
Description : Ininstruction formats the information required by the _ for execution: a. ALU b. CPU Cc. RISC d. DATA
Description : is just like a circular array: a. Data b. Register c. ALU d. CPU
Last Answer : b. Register
Description : The complete set of op-codes for a particular microprocessor defines the_ set for that processor: a. Code b. Function c. Module d. Instruction
Last Answer : d. Instruction
Description : The register that includes the address of the memory unit is termed asthe _ a. MAR b PC Cc. IR d. None of these
Last Answer : a. MAR
Description : How many bits of OPR select one of the operations in the ALU: a. 2 b 3 Cc. 4 dad 5
Last Answer : dad 5
Description : The function of these microinstructions is to issue the micro orders to_ _ a. CPU b. Memory c. Register d. Accumulator
Description : Which unit acts as the brain of the computer which control other peripherals and interfaces: a. Memory unit b. Cache unit c. Timing and control unit d. None of these
Last Answer : c. Timing and control unit
Description : Copy of instruction in cache memory is known as: a Execution cache b. Data cache c. Instruction cache d. Allof these
Last Answer : c. Instruction cache
Description : Copy of data in cache memory is called. a. Datacache b. Execution cache c. Address cache d. Control cache
Last Answer : a. Datacache
Description : On what method search in cache memory used by the system. a. Cache directing b. Cache mapping c. Cache controlling d. Cache invalidation
Last Answer : b. Cache mapping
Description : In cache memory hit rate indicates. a. Data from requested address is not available b. Data from requested address is available c. Control from requested address is available d. Address from requested address is not available
Last Answer : b. Data from requested address is available
Description : In cache memory miss rate indicates. a. Availability of requested data b. Availability of requested address c. Non-Availability of requested data d. Non-Availability of requested address
Last Answer : c. Non-Availability of requested data
Description : Updating writes to cache data andalsoto___ a. Directories b. Memory c. Registers d. Folders
Last Answer : a. Directories
Description : In memory read the operation puts memory address on to a register known as : a. PC b. ALU ce. MAR d. — Allof these
Last Answer : ce. MAR
Description : In immediate addressing the operand is placed a. in the CPU register b. after OP code in the instruction c. in memory d. in stack
Last Answer : b. after OP code in the instruction
Description : specify where to get the source and destination operands for the operation specified by the a. Operand fields and opcode b. Opcode and operand c. Source and destination d. Cpu and memory
Last Answer : a. Operand fields and opcode
Description : ___uses the stack to store return address of subroutine: a. CPU b. Microprocessor c. register d. memory
Last Answer : b. Microprocessor
Description : The extent nesting in subroutine is limited only by: a. Number of available Stack locations b. Number of available Addressing locations c. Number of available CPU locations d. Number of available Memory locations
Last Answer : a. Number of available Stack locations
Description : Control memory is part of __ that has addressable storage registers and used as temporary storage for data. a. ROM b. RAM c. CPU d. Memory
Last Answer : b. RAM
Description : Which functions are performed by CU: a. Data exchange b/w CPU and memory or I/O modules b. External operations c. Internal operations inside CPU d Botha&c
Last Answer : d Botha&c
Description : ___is the data paths link CPU registers with memory or I/O modules. a. External data paths b. Internal data paths c. Boreal data paths d. Exchange data paths
Last Answer : a. External data paths
Description : In register transfer the processor register as. a MAR b PC c IR d RI
Last Answer : d RI
Description : IR stands for. a. Input representation b. Intermediate representation c. Both d. None
Last Answer : b. Intermediate representation
Description : Which register holds the item that is to be written into the stack or read out of the stack: a. SR b. IR Cc. RR d DR
Last Answer : d DR
Description : In register stack the top item is read from the stack into: a. SR b. IR Cc. RR d. DR
Last Answer : d. DR
Description : Which are the types of binary codes number: a. Sign magnitude b. —_1’s complement code c. 2’s complement code d. __ Allof these
Last Answer : c. 2’s complement code
Description : Group of binary bits(0&1) is known as: a. Binary code b. Digit code
Last Answer : a. Binary code
Description : abbreviation EBCDIC stand for: a. Extended binary coded decimal interchange code b. External binary coded decimal interchange code c. Extra binary coded decimal interchange code d. None of these
Last Answer : a. Extended binary coded decimal interchange code
Description : In second pass, assembler creates _ in binary format for every instruction in program and then refers to the symbol table to giving every symbol an_ _ relating the segment. a. Code and program b. Program and instruction c. Code and offset d. All of these
Last Answer : c. Code and offset
Description : In which code is object file is coded: a. Link code b. Decimal code c. Assembly code d._— Binary code
Last Answer : d._— Binary code
Description : The operation is specified by a binary code known as the a. Operand code b. Opcode c. Source code d. — Allof these
Last Answer : b. Opcode
Description : The ALU of a computer responds to the commands coming from A) Primary memory B) Control section C) External memory D) Cache memory
Last Answer : Answer : B
Description : The ALU of a computer responds to the commands coming from a. Primary memory b. Control section c. External memory d. Cache memory
Last Answer : Control section
Last Answer : b. Control section