Description : Who determine under what conditions the branching will occur and when. a. By combination of CD and BT b. By combination of CD and BR c. By combination of CD and CR d. By combination of TD and BR
Last Answer : b. By combination of CD and BR
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 : 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 : 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 : 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 : By whom address of external function in the assembly source file supplied by __ when activated: a. Assembler b. Linker c. Machine d. Code
Last Answer : b. Linker
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 : 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 : PC can be loaded from. a. BR b. CR c. AR d. TR
Last Answer : c. AR
Description : Which field is used to requests for branching: a. DR b. CR c. TR d BR
Last Answer : d BR
Description : which field is used to determine what type of transfer occurs: a CR b. SR c. BR d. MR
Last Answer : a CR
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 : is a symbolic representation of discrete elements of information: a. Data b. Code c. Address d. Control
Last Answer : b. Code
Description : An instruction code must specify the address of the__. a. Opecode b. Operand c. Both d. None
Last Answer : b. Operand
Description : In 1-address format how many address is used both as source as well as destination: a. b. 9 a 1 2 3 4
Last Answer : 1
Description : what is full form of EDSAC: a. Electronic delay source accumulator calculator b. Electronic delay storage automatic code c. Electronic destination source automatic calculator d. Electronic delay storage automatic calculator
Last Answer : d. Electronic delay storage automatic calculator
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 : Which micro operations carry information from one register to another. a. Register transfer b. Arithmetic c. Logical d. — Allof these
Last Answer : a. Register transfer
Description : Micro operation is shown as: a. RI->R2 b. R1
Last Answer : b. R1
Description : Arithmetic operation are carried by such micro operation on stored numeric data available in a. Register b. Data c. Both d. None
Last Answer : a. Register
Description : Which operation are binary type, and are performed on bits string that is placed in register: a. Logical micro operation b. Arithmetic micro operation c. Both d. None
Last Answer : a. Logical micro operation
Description : A micro operation every bit of a register is a: a. Constant b. Variable c. Both d. None
Last Answer : b. Variable
Description : Which operation is extremely useful in serial transfer of data: a. Logical micro operation b. Arithmetic micro operation c. Shift micro operation d. None of these
Last Answer : c. Shift micro operation
Description : Which operation refer bitwise manipulation of contents of register: a. Logical micro operation b. Arithmetic micro operation c. Shift micro operation d. None of these
Description : Which symbol will be used to denote an micro operation. a. (*) b. (v) c. Both d. None
Last Answer : b. (v)
Description : IBM-360 type language is example which supporting _—___—sJanguage. a. Micro b. Macro c. Botha &b d. None of these
Last Answer : b. Macro
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 : Sequence of microinstructions is termed as micro program or a. Hardware b. Software c. Firmware d. None of these
Last Answer : c. Firmware
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 : Compared to hardware, firmware is _ __to design micro programmed organization: a. Difficult b. Easier c. Both a& b d. None of these
Last Answer : b. Easier
Description : who coined the term micro program in 1951. a. T.V. Wilkes b. MV. Wilkes c. S.V. Wilkes d. DV. Wilkes
Last Answer : b. MV. Wilkes
Description : The function of these microinstructions is to issue the micro orders to_ _ a. CPU b. Memory c. Register d. Accumulator
Last Answer : a. CPU
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 : Branching is implemented by depending on output of: a CD b RG c. CC d. CR
Last Answer : a CD
Description : The attributes of a file are. a. Name b. Identifier c. Types d. Location e. Size f. Protection g. Time, date and user identification h. Allof these
Last Answer : h. Allof these
Description : The various file operation are: a. Crating a file b. Writing a file c. Reading a file d. Repositioning within a file e. Deleting a file truncating a file f. All of these
Last Answer : f. All of these
Description : Which operations are to be performed on a directory are: a. Search for a file b. Create a file c. Delete a file d. List a directory e. Rename a file f. Traverse the file system g. Allof these
Description : Which are the basic operation for converting: a. Inputting b. Storing c. Processing d. Outputting e. Controlling f. All of these
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 : 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 : 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 : 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 : The contents of the program counter isthe __——__—oof the instruction to be run. a. Data b. Address c. Counter d. None of these
Last Answer : b. Address
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 : Which is addressed by sign extending the 16-bit displacement to 32-bit: a. Memory address b. Effective memory address c. Both a and b d. None of these
Last Answer : b. Effective memory address
Description : Which are the causes of the interrupt: a. In any single device b. In processor poll devices c. In a device whose ID number is stored on the address bus d. Allof these
Last Answer : d. Allof these
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 : In memory transfer location address is supplied by that puts this on address bus. a. ALU b. CPU Cc. MAR d. MDR
Last Answer : b. CPU
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 : Which operation puts memory address in memory address register and data in DR. a Memory read b. Memory write c Both d. None
Last Answer : b. Memory write