Description : _is sequence of instructions is executed and repeated any no. of times in loop until logical condition is true: a. Iteration b. Repetition c Botha&b d. None of these
Last Answer : c Botha&b
Description : Which are of the following instructions of hardware subroutines: a. SCAL b. SXIT co Botha&b d. None of these
Last Answer : co Botha&b
Description : Mode of addresses in control memory are: a. Executive mode b. Task mode c. Botha&b d. None of these
Last Answer : c. Botha&b
Description : In 3 state gate two states act as signals equal to. a. Logic O b. Logic 1 c. None of these d. Botha&b
Last Answer : d. Botha&b
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
Description : An unstructured program uses a approach to solve problems: a. Linear b. Top down co Botha&b d. None of these
Description : Subroutine is called _ a. In Same program b. Inexternal program co Botha&b d. None of these
Description : Two important fields of an instruction are. a. Opcode b. Operand c. Only a d. Botha&b
Description : The micro program is an written in microcode and stored in firmware which is also referred as___ | a. Interpreter and control memory b. Translator and control store c. Translator and control memory d. ‘Interpreter and Translator
Last Answer : a. Interpreter and control memory
Description : Assemblers are of 2 types: a. 1 pass b. 2 pass co botha&b d. none of these
Last Answer : co botha&b
Description : A linker is also known as: a. Binder b. Linkage editor c. Botha&b d. None of these
Description : isa__ expression which will have value true or false. a. Relational b. Logical ce. Botha&b d. None of these
Last Answer : ce. Botha&b
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
Description : Which control refers to the track of the address of instructions. a. Data control b. Register control c. Program control d. None of these
Last Answer : c. Program control
Description : Which is the common program control instructions are. a Branch b. Jump c Call a subroutine d. Return e. Allof these f None of these
Last Answer : e. Allof these
Description : If flag is set then control unit issues control signals that causes program counter to be incremented by 1. a. Zero b. One c. Three d. Eight
Last Answer : a. Zero
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 : 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 : Various machine level components are: a. Address register > Program counter c Data register d. Accumulator register e. Memory of 2K,16 bits/word RAM f. Multiplexers g. Allof these
Last Answer : g. Allof these
Description : __are used to translate high level language instructions to a machine code. a. Translators b. Interpreters c. Compilers d. None of these
Last Answer : c. Compilers
Description : In_ instructions are followed one after the other in the preset order in which they appear within program: a. Sequence b Selection c. Break d. Iteration
Last Answer : a. Sequence
Description : The control memory contains a set of words where each word is: a. Microinstruction b. Program c. Sets d. All of these
Last Answer : a. Microinstruction
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 : 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 : Decoding of an instruction in RISC architecture means decision on working of control unit for: a. Remainder of instructions b. _ Divisor of instructions c. Dividend of instructions d. None of these
Last Answer : a. Remainder
Description : For each micro operation the control unit generates set of_ signals. a. Control b. Address c. Data d. None of these
Last Answer : a. Control
Description : Which is the input of control unit: a. Master clock signal b. Instruction register c. Flags d. Control signals from bus e. Allof these
Description : The instruction fetch operation is initiated by loading the contents of program counter into the and sends _ request to memory: a. Memory register and read b. Memory register and write c. Data register and read d. Address register and read
Last Answer : d. Address register and read
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 : ___uses the stack to store return address of subroutine: a. CPU b. Microprocessor c. register d. memory
Last Answer : b. Microprocessor
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 are instruction in which two machine cycle are required: a. Instruction cycle b. Memory reference instruction c. Both d. None of these
Last Answer : b. Memory reference instruction
Description : The instruction read from memory is then placed in the ___and contents of program counter is __ so that it contains the address of_ __ instruction in the program. a. Program counter, ... incremented and previous c. Instruction register, incremented and next d. Address register, decremented and next
Last Answer : c. Instruction register, incremented and next
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 : Call instruction is written inthe ss program. a. Main b. Procedures c. Program d. Memory
Last Answer : a. Main
Description : Mnemonic refers to. a Instructions b. Code c. Symbolic codes d Assembler
Last Answer : c. Symbolic codes
Description : The assembler translates ismorphically_ instructions: a. 1.1 b 2:1 c. 3:3 d. 4.1
Last Answer : a. 1.1
Description : shave addresses where instructions are stored along with address of working storage: a. _ Relative entities b. Absolute entities c. Botha &b d. None of these
Last Answer : a. _ Relative entities
Description : Thereis___ standard for preparing pseudocode instructions: a. No b 64 c. 2 d 6
Last Answer : a. No
Description : Each instruction is executed by set of micro operations termed as. a. Micro instructions b. Mini instructions c. Botha &b d. None of these
Last Answer : a. Micro instructions
Description : Which is data manipulation types are. a. Arithmetic instruction b. Shift instruction c. Logical and bit manipulation instructions d. All of these
Last Answer : d. All of these
Description : Which is a type of microprocessor that is designed with limited number of instructions: a. CISC b. RISC ce. Both d. None
Last Answer : ce. Both
Description : A module contains machine code with specification on_ _ a. Relative addresses b. Absolute addresses c. Object program d. None of these
Last Answer : a. Relative addresses
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 : Which unit works as an interface between the processor and all the memories on chip or off- chip: a. Timing unit b. Control unit c. Memory control unit d All of these
Last Answer : c. Memory control unit
Description : Which microprocessor has the control unit, memory unit and arithmetic and logic unit: a. Pentium IV processor b Pentium V processor c. Pentium III processor d. None of these
Last Answer : a. Pentium IV processor
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 : Acontrol memory is__ stored in some area of memory: a. Control instraction b. Memory instruction c. Register instruction d. None of these
Last Answer : a. Control instraction
Description : A computer having writable control memory is known as_ a. Static micro programmable b. Dynamic micro programmable c. Botha & b d. None of these
Last Answer : b. Dynamic micro programmable
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