MCQ 1 The smallest entity of memory is called _______

(A) Cell (B) Block (C) Instance (D) Unit

MCQ 2 If a system is 64 bit machine, then the length of each word will be _______

(A) 4 bytes (B) 8 bytes (C) 16 bytes (D) 12 bytes

MCQ 3 A hand-shake based protocol for data transfer is an example of ______ type of data transfer.

(A) Synchronous (B) Asynchronous (C) Serial (D) Parallel

MCQ 4 The binary address issued to data or instructions are called as ______

(A) Physical address (B) Location (C) Relocatable address (D) Logical address

MCQ 5 During the transfer of data between the processor and memory we use ______

(A) Cache (B) TLB (C) Buffers (D) Registers

MCQ 6 What is an optical storage?

(A) Has faster access time than disk storage (B) Smaller capacity than CD-ROM (C) Greater capacity than DAT storage (D) Smaller capacity than DAT storage

MCQ 7 Zero address instruction format is used for

(A) RISC architecture (B) CISC architecture (C) Von-Neuman architecture (D) Stack-organized architecture

MCQ 8 Register used as a working area in CPU is

(A) program counter (B) instruction register (C) instruction decoder (D) accumulator

MCQ 9 In which of the following addressing mode, the offset is obtained by adding displacement and contents of one of the base registers?

(A) direct mode (B) register mode (C) based mode (D) indexed mode

MCQ 10 Which of the following is the first computer to use Stored Program Concept?

(A) UNIVAC (B) ENIAC (C) EDSAC (D) None of above

MCQ 11 Example of implied addressing is

(A) stack addressing (B) immediate addressing (C) indirect addressing (D) direct addressing

MCQ 12 Which of the following is not a kind of register?

(A) flag (B) segment (C) accumulator (D) math coprocessor

MCQ 13 Which of the following IC was used in third generation of computers?

(A) SSI (B) MSI (C) LSI (D) Both A and B

MCQ 14 Chief component of first generation computer was

(A) Transistors (B) Vacuum Tubes and Valves (C) Integrated Circuits (D) None of above

MCQ 15 Which of the two architecture saves memory?

(A) Harvard (B) Von Neumann (C) Harvard & Von Neumann (D) None of the mentioned

MCQ 16 Thousands of concentric circles, magnetic-disk are made up of are known as

(A) Tracks (B) Sectors (C) Files (D) Surface

MCQ 17 A queue holding data while the data are waiting to be written in memory, is known as

(A) Read buffer (B) Queue buffer (C) Write buffer (D) Data buffer

MCQ 18 What type of memory must be constantly refreshed?

(A) DRAM (B) SRAM (C) VRAM (D) L1 cache

MCQ 19 The alternative design technique consists of multiprocessors having physically distributed memory, called

(A) Warehouse-scale (B) Static memory access (C) Distributed shared memory (D) Shared memory

MCQ 20 A full-adder is simply a connection of two half-adders joined by a,

(A) AND gate (B) OR gate (C) NAND gate (D) NOR gate

MCQ 21 What is the name of device that is allowed to initiate data transfer on the bus?

(A) Bus Master (B) Bus Arbitration (C) Bus Cycle (D) Bus Request

MCQ 22 The DMA transfer is initiated by ___________

(A) Processor (B) The process being executed (C) I/O devices (D) OS

MCQ 23 Which of the following is not the type of computer register?

(A) address registers (B) accumulators (C) general-purpose registers (D) all are types of registers

MCQ 24 To get the physical address from the logical address generated by CPU we use ___________ .

(A) MAR (B) MMU (C) Overlays (D) TLB

MCQ 25 The idea of cache memory is based on

(A) The property of locality of reference (B) The heuristic 90-10 rule (C) The fact that only a small portion of a program is referenced relatively frequently (D) None of these