Description : Assembler works to convert assembly language program into machine language : a. Before the computer can execute it b. After the computer can execute it c. In between execution d. All of these
Last Answer : a. Before the computer can execute it
Description : Which of the following 2 task are performed to execute an instruction by MCU: a. Microinstruction execution b. Microinstruction sequencing c. Botha&b d. None of these
Last Answer : c. Botha&b
Description : Micro-orders generate the_ __ address of operand and execute instruction and prepare for fetching next instruction from the main memory: a. Physical b. Effective c. Logical d. all of above
Last Answer : b. Effective
Description : When subroutine is called contents of program counter is location address of __ instruction following call instruction is stored on _ __and program execution is transferred to __ address. a. Non ... , Stack and Main program Cc. Executable, Queue and Subroutine d. Executable, Stack and Subroutine
Last Answer : d. Executable, Stack and Subroutine
Description : During program execution content of main memory undergo changes and, but control memory has _ microprogram: a. Static b. Dynamic c. Compile time d. Fixed
Last Answer : d. Fixed
Description : is the step during which the operations specified by the instruction are executed: a. Execute b. Decode c. Both a& b d. None of these
Last Answer : a. Execute
Description : Assembler is: a) a program that places programs into memory and prepares them for execution b) a program that automate the translation of assembly language into machine language c) is a program that appears to execute a source program as if it were machine language d) None of The Above
Last Answer : b) a program that automate the translation of assembly language into machine language
Description : __is the sequence of operations performed by CPU in processing an instruction: a. Execute cycle b. Fetch cycle c. Decode d. Instruction cycle
Last Answer : d. Instruction cycle
Description : _is the step during which a new instruction is read from the memory: a Decode b. Fetch c. Execute d. None of these
Last Answer : b. Fetch
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 : Which cycle refers to the time period during which one instruction is fetched and executed by the CPU: a. Fetch cycle b. Instruction cycle c. Decode cycle d. Execute cycle
Last Answer : b. Instruction cycle
Description : What is the purpose of microinstruction executions. a. Generate a control signal b. Generate a control signal to compile c. Generate a control signal to execute d. Allof these
Last Answer : c. Generate a control signal to execute
Description : The simplest method of controlling sequence of instruction execution is to have each instruction explicitly specify: a. The address of next instruction to be run b. Address of previous instruction c. Both a &b d. None of these
Last Answer : a. The address of next instruction to be run
Description : Execution of instruction specified by instruction to perform: a. Operation b. Operands c. Both a &b d. None of these
Last Answer : a. Operation
Description : Which unit is necessary for the execution of instruction: a. Timing b. Control ce. Both d. None of these
Last Answer : ce. Both
Description : Which is the method by which instructions are selected for execution: a. Instruction selection b. — Selection control c. Instraction sequencing d. All of these
Last Answer : c. Instraction sequencing
Description : The time required to complete one instruction is called. a. Fetch time b. Execution time c. Control time d. All of these
Last Answer : b. Execution time
Description : Which microinstruction provide next instruction from control memory: a. Microinstruction execution b. Microinstruction Buffer c. Microinstruction decoder d. Microinstraction Sequencing
Last Answer : d. Microinstraction Sequencing
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 : state keeps track of position related to execution of an instruction: a. Major b. Minor c. Botha & b d. None of these
Last Answer : a. Major
Description : Ininstruction formats the information required by the _ for execution: a. ALU b. CPU Cc. RISC d. DATA
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
Last Answer : c. CPU
Description : In length instruction some programs wants a complex instruction set containing more instruction, more addressing modes and greater address rang, as in case of a. RISC b. CISC c. Both d. None
Last Answer : b. CISC
Description : In length instruction other programs on the other hand, want a small and fixed-size instruction set that contains only a limited number of opcodes, as in case of a. RISC b CISC c. Both d. None
Last Answer : a. RISC
Description : What is the main difference between a mainframe and a super computer? A) Super computer is much larger than mainframe computers B) Super computers are much smaller than mainframe computers C) ... programs as possible while mainframe uses its power to execute few programs as fast as possible.
Last Answer : Answer : C
Description : A program that links several programs is called: a. Linker b. Loader c. Translator d. None of these
Last Answer : a. Linker
Description : Itis the task of the __to locate externally defined symbols in programs, load them in to memory by placing their __ of symbols in calling program: a. Loader and name b. Linker and values c. Linker and name d. Loader and values
Last Answer : d. Loader and values
Description : How many structures structured programs are written: a 38 b Z c. 1 d 6
Last Answer : a 38
Description : following are structured programs written in simple structures. a Sequence b. Selection c. Iteration d. All of these
Last Answer : d. All of these
Description : Full form of PLA in CU: a. Progrmmable Logic Array b. Programs Load Array c. Programmable Logic Accumulator d. all of these
Last Answer : a. Progrmmable Logic Array
Description : Fill in the blank. During the _________ of a project, the project manager focuses on developing the project infrastructure needed to execute the project and developing clarity around the project charter and scope. ... one: a. completion b. start-up c. execution d. evaluation e. selection
Last Answer : b. start-up
Description : Which of the following is correct? a) Module A uses Module B if a correct version of B must be present for A to execute correctly b) Module A calls (or invokes ) module B if B triggers execution of A c) All of the mentioned d) None of the mentioned
Last Answer : Module A uses Module B if a correct version of B must be present for A to execute correctly
Description : Debugger is a program that (A) allows to examine and modify the contents of registers (B) does not allow execution of a segment of program (C) allows to set breakpoints, execute a segment of program and display contents of register (D) All of the above
Last Answer : (C) allows to set breakpoints, execute a segment of program and display contents of register
Description : Which statement is valid about computer program? A) High level languages must be converted into machine language to execute B) High level language programs are more efficient and faster to execute C) It ... to identify errors in high level language program than in low level programs D) All of above
Last Answer : Answer : A
Description : A computer executes programs in the sequence of : (1) Execute, Fetch, Decode (2) Store, Fetch, Execute (3) Fetch, Decode, Execute (4) Decode, Fetch, Execute
Last Answer : Fetch, Decode, Execute
Description : In which transfer the computer register are indicated in capital letters for depicting its function. a. Memory transfer b. Register transfer c. Bus transfer d. None of these
Last Answer : b. Register transfer
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 : How many main sign number binary codes are used: a. 4 b 65 ce. 3 d. 6
Last Answer : ce. 3
Description : How many main approaches to algorithm for division: a 2 b 3 Cc. 4 d 5
Last Answer : a 2
Description : After actual locations for main storage are known, a __ adjusts relative addresses to these actual locations: a. Relocating loader b. Locating loader c. Default loader d. None of these
Last Answer : a. Relocating loader
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 : A is written as separate unit, apart from main and called whenever necessary: a. Subroutine b. Code c. Block d. None of these
Last Answer : a. Subroutine
Description : Call instruction is written inthe ss program. a. Main b. Procedures c. Program d. Memory
Last Answer : a. Main
Description : Return instruction is written in_ to written to main program: a. Subroutine b. Main program c. Botha &b d. None of these
Description : If internal subroutine is called global data is used to pass values defining parameters between __ program and defined | a. Main and subroutine b. Local and subroutine c. Global and subroutine d. Global and main
Last Answer : a. Main and subroutine
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 : Instruction formats contains the memory address of the a. Memory data b. Main memory Cc. CPU d. ALU
Last Answer : b. Main memory
Description : In which mode the main memory location holds the EA of the operand: a. Immediate addressing b. Direct addressing c. Register addressing d. Indirect addressing
Last Answer : d. Indirect addressing