Description : How many types of loop control structures in C language. a. 4 b 65 c. 2 d. 8
Last Answer : d. 8
Description : ___is the statement block of for loop lies inside block of another for loop: a. Nested for loop b. Nested while loop c. Nested do-while loop d. None of these
Last Answer : a. Nested for loop
Description : The continue statement is used to transfer the control to the_ ___ of astatement block in a loop. a. End b. Beginning c. Middle d. None of these
Last Answer : b. Beginning
Description : The statement is used to transfer the control to the end of statement block in a loop. a. Continue b. Break c. Switch d. Goto
Last Answer : b. Break
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 : A subroutine called by another subroutine is called: a. Nested b. For loop c. Break d. Continue
Last Answer : a. Nested
Description : Source statements consist of 5fields in microinstruction source code are: a. Lable b. Micro-ops c. CD-spec d. BR-spec e. Address f. All of these
Last Answer : f. All of these
Description : statement block is executed atleast once for any value of the condition. a. For statement b. Do-while statement c. While statement d. None of these
Last Answer : b. Do-while statement
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 : is a symbolic representation of discrete elements of information: a. Data b. Code c. Address d. Control
Last Answer : b. Code
Description : Which code used to represent numbers, letters, punctuation marks as well as control characters: a. ASCII b. EBCDIC c. Both d. None of these
Last Answer : a. ASCII
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 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 : The control unit and arithmetic logic unit are know as the __ a. Central program unit b. Central processing unit
Last Answer : b. Central processing unit
Description : Which unit is comparable to the central nervous system in the human body: a. Output unit b. Control unit c. Input unit d. All of these
Last Answer : b. Control unit
Description : Which register holds the current instruction to be executed. a. Instruction register b. Program register 9 Control register a None of these
Last Answer : a. Instruction register
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 control transfer passes the function viacontrol_ a Logic b. Operation ce. Circuit d. __ Allof these
Last Answer : ce. Circuit
Description : In every transfer, selection of register by bus is decided by: a. Control signal b No signal c. All signal d. Allof above
Last Answer : a. Control signal
Description : In Goto statement the place to which control is transferred is identified by a statement so a. Label b. Display c. Break d. None of these
Last Answer : a. Label
Description : function is used to transfer the control to end of a program which uses one argument( ) and takes value is zero for_ __ termination and non-zero for _termination: a. _ Exit( ) normal, abnormal b. Break, normal, abnormal Botha & b None of these
Last Answer : a. _ Exit( ) normal, abnormal
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 : 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 : program converts machine instructions into control signals. a. Control memory program b. Control store program c Botha&b d. Only memory
Description : One of use of microprogramming to implement _ ____ of processor in Intel 80x86 and Motorola 680x0 processors whose instruction set are evolved from 360 original. a. Control structure b. Without control c. Control unit d. Only control
Last Answer : c. Control unit
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 : 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 : 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 : 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 : How many modes the address in control memory are divided. a 2 b 3 c. 5 d 7
Last Answer : a 2
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 : Addresses in control memory is made by for each register group: a. Address select logic b. Data select logic c. Control select logic d. All of these
Last Answer : a. Address select logic
Description : There are how many register groups in control memory: a 3 b 5 c. 6 d 8
Last Answer : b 5
Description : What type of circuit is used by control memory to interconnect registers. a. Data routing circuit b. Address routing circuit c. Control routing circuit d. None of the these
Last Answer : a. Data routing circuit
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 : 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 : Which is the input of control unit: a. Master clock signal b. Instruction register c. Flags d. Control signals from bus e. Allof 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 : Which control unit is implemented as combinational circuit in the hardware. a. Microprogrammed control unit b. Hardwired control unit c Blockprogrammed control unit d. Macroprogrammed control unit
Last Answer : b. Hardwired control unit
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 : One last bit of control output is for control of___ state. a. Minor b. Major c. Mixer d. None of these
Last Answer : b. Major
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 : 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 : In register stack a stack can be a finite number of a Control word b. Memory word c Transfer word d. — Allof these
Last Answer : b. Memory word
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