Description : A type of core store that has a lower access time than the devices used for working store in the same processor is known as a. Core memory b. Buffer c. Fast core d. Address register
Last Answer : Address register
Last Answer : d. Address register
Description : Interface electronic circuit is used to interconnect I/O devices to a computer’s CPU or a. ALU b. Memory c. Buffer d. Register
Last Answer : b. Memory
Description : Registers, which are partially visible to users and used to hold conditional, are known as a. PC b. Memory address registers c. General purpose register d. Flags
Last Answer : c. General purpose register
Description : The magnetic storage chip used to provide non-volatile direct access storage of data and that have no moving parts are known as a. Magnetic core memory b. Magnetic tape memory c. Magnetic disk memory d. Magnetic bubble memory
Last Answer : d. Magnetic bubble memory
Description : Actual data processing operations are performed in the arithmetic logic section, but not in the …. Storage section of a processor unit a. Primary b. Accumulator c. Buffer d. Secondary
Last Answer : a. Primary
Description : Which of the following registers is used to keep track of address of the memory location where the next instruction is located? a. Memory address register b. Memory data register c. Instruction register d. Program counter
Last Answer : d. Program counter
Description : Which of the following registers is loaded with the contents of the memory location pointed by the PC? a. Memory address register b. Memory data register c. Instruction registers d. Program counter
Last Answer : c. Instruction registers
Description : The use of spooler programs and/or …. Hardware allows personal computer operators to do the processing work at the same time a printing operation is in progress a. Registered mails b. Memory c. CPU d. Buffer
Last Answer : d. Buffer
Description : Which of the following memories has the shortest access times? a. Cache memory b. Magnetic bubble memory c. Magnetic core memory d. RAM
Last Answer : a. Cache memory
Description : A directly accessible appointment calendar is feature of a … resident package a. CPU b. Memory c. Buffer d. ALU
Description : The load instruction is mostly used to designate a transfer from memory to a processor register known as_________ A. Accumulator B. Instruction Register C. Program counter D. Memory address Register
Last Answer : A. Accumulator
Description : The advantage of I/O mapped devices to memory mapped is ___________ a) The former offers faster transfer of datab) The devices connected using I/O mapping have a bigger buffer space c) The devices have to deal with fewer address lines d) No advantage as such
Last Answer : The devices have to deal with fewer address lines
Description : CD-ROM a. Is a `semiconductor memory b. Memory register c. Magnetic memory d. None of the above
Last Answer : d. None of the above
Description : Any method for controlling access to or use of memory is known a. Memory map b. Memory protection c. Memory management d. Memory instruction
Last Answer : b. Memory protection
Description : A physical connection between the microprocessor memory and other parts of the m9crocomputer is known as a. Path b. Address bus c. Route d. All of the above
Last Answer : b. Address bus
Description : One of a class of storage device devices that can access storage locations in any order is a. DTE b. DASD c. DDE
Last Answer : b. DASD
Description : One of a class of storage device devices that can access storage locations in any order is a. DTE b. DASD c. DDE d. DDE Correct A
Description : Which of the following memory medium is not used as main memory system? a. Magnetic core b. Semiconductor c. Magnetic tape d. Both a and b
Last Answer : c. Magnetic tape
Description : A temporary storage area, attached to the CPU, for I/O operations, is a 1) Channel 2) Buffer 3) Register 4) Core
Last Answer : 2) Buffer
Description : A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is A) Memory B) Buffer C) Accumulator D) Address
Last Answer : Answer : B
Description : A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is a. Memory b. Buffer c. Accumulator d. Address
Last Answer : Buffer
Last Answer : b. Buffer
Description : Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify? a. Track number b. Sector number c. Surface number d. All of above
Last Answer : d. All of above
Description : The secondary storage devices can only store data but they cannot perform a. Arithmetic Operation b. Logic operation c. Fetch operations d. Either of the above
Last Answer : d. Either of the above
Description : Plotter accuracy is measured in terms of repeatability and a. Buffer size b. Resolution c. Vertical dimensions d. Intelligence
Last Answer : b. Resolution
Description : A 32-bit address bus allows access to a memory of capacity(a) 64 Mb (b) 16 Mb (c) 1Gb (d) 4 Gb 2.Which processor structure is pipelined? a) all x80 processors b) all x85 processors c) all x86 processors
Last Answer : c) all x86 processors
Description : Which of the following is a way to access secondary memory? a. Random access memory b. Action method c. Transfer method
Last Answer : a. Random access memory
Description : The difference between memory and storage is that memory is …. and storage is … a. Temporary, permanent b. Permanent, temporary c. Slow, fast d. All of above
Last Answer : a. Temporary, permanent
Description : As compared to the secondary memory, the primary memory of a computer is a. Large b. Cheap c. Fast d. Slow
Last Answer : c. Fast
Description : How many address lines are needed to address each memory location in a 2048 x 4 memory chip? a. 10 b. 11 c. 8 d. 12
Last Answer : b. 11
Description : A memory that is capable of determining whether a given datum is contained in one of its address is a. ROM b. PROM c. CAM d. RAM
Last Answer : c. CAM
Description : Which of the following will happen when data is entered into a memory location? a. It will add to the content of the location b. It will change the address of the memory location c. It will erase the previous content d. It will not be fruitful if there is already some data at the location
Last Answer : c. It will erase the previous content
Description : Instructions and memory address are represented by a. Character code b. Binary codes c. Binary word d. Parity bit
Last Answer : b. Binary codes
Description : The contents of information are stored in A) Memory data register B) Memory address register C) Memory arithmetic registers D) Memory access register
Last Answer : Answer : A
Description : What does MAR stand for? a) Main Address Register b) Memory Access Register c) Main Accessible Register d) Memory Address Register
Last Answer : Answer: d Explanation: MAR is a type of register which is responsible for the fetch operation. MAR is connected to the address bus and it specifies the address for the read and write operations
Description : In post-indexing the contents of the address field are used to access a memory location containing a___ address: Immediate addressing Direct addressing Register addressing ao | None of these
Last Answer : Direct addressing
Description : The contents of information are stored in _______: a) Memory Data Register b) Memory Address Register c) Memory Access Register d) Memory Arithmetic Register e) None of The Above
Last Answer : a) Memory Data Register
Description : The contents of information are stored in --- 1) Memory data register 2) Memory address register 3) Memory access register 4) Memory arithmetic register
Last Answer : 1) Memory data register
Description : What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time? a. Bus control b. Interrupts c. Bus arbitration d. Status
Last Answer : c. Bus arbitration
Description : The first electronic general purpose digital computer built by Motley and Accrete called ENIAC did not work on the stored program concept. How many number s could it store in its internal memory? a. 100 b. 20 c. 40 d. 80
Last Answer : b. 20
Description : ___uses the stack to store return address of subroutine: a. CPU b. Microprocessor c. register d. memory
Last Answer : b. Microprocessor
Description : An approach that permits the computer to work on several programs instead of one is a. On-line thesaurus b. Multiprogramming c. Over lapped processing d. Outline processor
Last Answer : c. Over lapped processing
Description : One of the main feature that distinguish microprocessors from micro-computers is a. Words are usually larger in microprocessors b. Words are shorter in microprocessors c. Microprocessor does not contain I/O devices d. Exactly the same as the machine cycle time
Last Answer : c. Microprocessor does not contain I/O devices
Description : A set of information that defines the status of resources allocated to a process is a. Process control b. ALU c. Register Unit d. Process description
Last Answer : d. Process description
Description : The disk drive component used to position read/write heads over a specific track I known as a. Acoustic couples b. Access arm c. Cluster d. All of the above
Last Answer : b. Access arm
Description : _________ is a data area shared by hardware devices or program processes that operate at different speeds or with different sets of priorities. A. Flash memory B. Virtual memory C. Buffer D. None of the Above
Last Answer : C. Buffer
Last Answer : Memory