MCQ 1 What is the purpose of the floating point unit(FPU)?

(A) Makes integer arithmetic faster (B) Makes pipelining efficient (C) Increases RAM capacity (D) Makes some arithmetic calculations faster

MCQ 2 Which of the following is not a type of processor?

(A) PowerPC 601 (B) Motorola 8086 (C) Motorola 68000 (D) Intel Pentium

MCQ 3 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 4 Characteristic of a computer's read only memory is that it is

(A) read only (B) non volatile (C) volatile (D) Both A and B

MCQ 5 When using the Big Endian assignment to store a number, the sign bit of the number is stored in _____

(A) The higher order byte of the word (B) The lower order byte of the word (C) Can’t say (D) None of the mentioned

MCQ 6 In computer, EEPROM stands for

(A) electrically erasable programmable read only memory (B) easily erasable programmable read only memory (C) electronically erasable programmable read only memory (D) None of these

MCQ 7 Computer program which contains instructions to operate a device is called

(A) device driver (B) device operator (C) device linking (D) device system

MCQ 8 _____________ method is used to map logical addresses of variable length onto physical memory.

(A) Paging (B) Overlays (C) Segmentation (D) Paging with segmentation

MCQ 9 To get the physical address from the logical address generated by CPU we use ____________

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

MCQ 10 The digital circuit that generates the arithmetic sum of two binary numbers of any length is __________ .

(A) Binary-Adder (B) Full-Adder (C) Half-Adder (D) Adder

MCQ 11 The number of select input lines in an 8-to-1 multiplexer is ________.

(A) 3 (B) 8 (C) 2 (D) 4

MCQ 12 The processor, _________ and I/O Devices are interconnected by means of a common bus.

(A) Cache Memory (B) Auxiliary Memory (C) Virtual Memory (D) Main Memory

MCQ 13 Techniques that automatically move program and data blocks into the physical main memory when they are required for execution are called

(A) Associative-Mapping techniques (B) Main Memory techniques (C) Virtual Memory techniques (D) Cache Memory techniques

MCQ 14 The two major types of computer chips are

(A) External memory chip (B) Primary memory chip (C) Microprocessor chip (D) Both B and C

MCQ 15 The collection of the above mentioned entities where data is stored is called _________

(A) Block (B) Set (C) Word (D) Byte

MCQ 16 . The program is divided into operable parts called as _________

(A) Frames (B) Segments (C) Pages (D) Sheets

MCQ 17 Von Neumann architecture is

(A) SISD (B) SIMD (C) MIMD (D) MISD

MCQ 18 An n-bit microprocessor has

(A) n-bit program counter (B) n-bit address register (C) n-bit ALU (D) n-bit instruction register

MCQ 19 The communication between the components in a microcomputer takes place via the address and

(A) I/O bus (B) Data bus (C) Address bus (D) Control lines

MCQ 20 A k-bit field can specify any one of

(A) 3^{k<.sup> registers} (B) 2^{k registers} (C) K² registers (D) K³ registers

MCQ 21 Which of the following statements is wrong?

(A) Combinational circuits has memory (B) Sequential circuits has memory (C) Sequential circuits is a function of time (D) Combinational circuits does not require feed back paths

MCQ 22 The virtual memory basically stores the next segment of data to be executed on the _________

(A) Secondary storage (B) Disks (C) RAM (D) ROM

MCQ 23 Computer derives its basic strength from

(A) speed (B) memory (C) accuracy (D) all of these

MCQ 24 In computer, size of DI, SI, SP and BP stack control register is

(A) 2 bytes each (B) 6 bytes each (C) 4 bytes each (D) 8 bytes each

MCQ 25 Computer component which is fastest is

(A) RAM (B) cache (C) register (D) hard disk