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 : One of the main feature that distinguish microprocessors from micro-computer is A) Words are usually large in microprocessors B) Words are shorter in microprocessors C) Microprocessor does not contain I/O device D) Exactly the same as the machine cycle time
Last Answer : Answer : C
Description : The ALU and control unit of most of the microcomputers are combined and manufacture on a single silicon chip. What is it called? a. monochip b. microprocessor c. ALU d. control unit
Last Answer : b. microprocessor
Description : Hard Disks and Diskettes are: a) Direct Access Storage Devices b) Sequential Access Storage Devices c) Rarely used Microcomputers d) None of The Above
Last Answer : a) Direct Access Storage Devices
Description : Microprocessors as switching devices are for which generation computers A) First Generation B) Second Generation C) Third Generation D) Fourth Generation
Last Answer : Answer : D
Description : Microprocessors as switching devices are for which generation computers a. First Generation b. Second Generation c. Third Generation d. Fourth Generation
Last Answer : Fourth Generation
Last Answer : d. Fourth Generation
Description : A communication device that combines transmissions from several I/O devices into one line is a A) Concentrator B) Modifier C) Multiplexer D) Full duplex file
Last Answer : C) Multiplexer
Description : The essential difference between traps and interrupts is (A) traps are asynchronous and interrupts are synchronous with the program (B) traps are synchronous and interrupts are asynchronous with the program ( ... synchronous and interrupts are asynchronous with the I/O devices. (D) None of these.
Last Answer : (B) traps are synchronous and interrupts are asynchronous with the program
Description : Which system communicates with the outside word via the I/O devices interfaced to it: a. Microprocessor b. Microcomputer c. Digital computer d. All of these
Last Answer : b. Microcomputer
Description : Which of the following statement is not correct with reference to cron daemon in UNIX O.S? (A) The cron daemon is the standard tool for running commands on a predetermined schedule. (B) It starts ... command lines and the times at which they invoked. (D) Crontab for individual users are not stored.
Last Answer : (D) Crontab for individual users are not stored.
Description : Name few house hold appliances in which microprocessor is used.
Last Answer : They are being used in the devices including mobile phones, microwave ovens, cameras, washing machines, televisions, etc.
Description : The RST 7 instruction in 8085 microprocessor is equivalent to: (A) CALL 0010 H (B) CALL 0034 H (C) CALL 0038 H (D) CALL 003C H
Last Answer : (C) CALL 0038 H
Description : Consider a 32 - bit microprocessor, with a 16 - bit external data bus, driven by an 8 MHz input clock. Assume that the microprocessor has a bus cycle whose minimum duration equals four input clock cycles. What ... (A) 8x106 bytes/sec (B) 4x106 bytes/sec (C) 16x106 bytes/sec (D) 4x109 bytes/sec
Last Answer : (B) 4x106 bytes/sec
Description : Which of the following 8085 microprocessor hardware interrupt has the lowest priority? (A) RST 6.5 (B) RST 7.5 (C) TRAP (D) INTR
Last Answer : Answer: D
Description : Which of the following in 8085 microprocessor performs HL = HL + DE ? (A) DAD D (B) DAD H (C) DAD B (D) DAD SP
Last Answer : (A) DAD D
Description : 8085 microprocessor has ............. hardware interrupts. (A) 2 (B) 3 (C) 4 (D) 5
Last Answer : (D) 5
Description : In 8085 microprocessor, the digit 5 indicates that the microprocessor needs (1) -5 volts, +5 volts supply (2) +5 volts supply only (3) -5 volts supply only (4) 5 MHz clock
Last Answer : Answer: 2
Description : The contents of Register (BL) and Register (AL) of 8085 microprocessor are 49H and 3AH respectively. The contents of AL, the status of carry flag (CF) and sign flag (SF) after executing 'SUB AL, BL' assembly language instruction, are ( ... ; CF=0; SF=0 (3) AL=F1H; CF=1; SF=1 (4) AL=1FH; CF=1; SF=1
Last Answer : Answer: 3
Description : Which of the following is not the reason for greater susceptibility of smaller sensory fibres to blockade by local anaesthetics than larger motor fibres: A. Sensory fibres are inherently ... higher frequency longer lasting action potential D. Smaller fibres have shorter critical lengths for blockade
Last Answer : A. Sensory fibres are inherently more sensitive than motor fibres
Description : What will be the output of the following segment of the program? main( ) { char *s = “hello world”; int i = 7; printf(“%, *s”, i, s); } (A) Syntax error (B) hello w (C) hello (D) o world
Last Answer : Answer: Marks given to all
Description : What is the purpose of Ctrl + I shortcut key in MS - Word: a) It converts selected text into the next larger size of the same font. b) It applies the Italic formatting to the selected text. c) It makes the selected text bold d) It adds a line break to the document. e) None of The Above
Last Answer : b) It applies the Italic formatting to the selected text.
Description : ..................... provides a larger sized of virtual memory but require virtual memory which provides multidimensional memory. A) Paging method B) Segmentation method C) Paging and segmentation method D) None of these
Last Answer : B) Segmentation method
Description : Given the following statements : S1 : SLR uses follow information to guide reductions. In case of LR and LALR parsers, the look-aheads are associated with the items and they make use of the left context available to ... (C) S1 is correct and S2 is not correct. (D) S1 is correct and S2 is correct.
Last Answer : (D) S1 is correct and S2 is correct.
Description : Consider the following statements: (a) Depth - first search is used to traverse a rooted tree. (b) Pre - order, Post-order and Inorder are used to list the vertices of an ordered rooted tree. (c) Huffman's algorithm is used to find an optimal ... (d) (C) (a) , (b) and (c) (D) (a), (b) , (c) and (d)
Last Answer : (D) (a), (b) , (c) and (d)
Description : A clique in a simple undirected graph is a complete subgraph that is not contained in any larger complete subgraph. How many cliques are there in the graph shown below? (A) 2 (B) 4 (C) 5 (D) 6
Last Answer : (C) 5
Description : How many types of microcomputers and what are they ?
Last Answer : 3 types of microcomputers. Namely: palmtop , laptop , desktop.
Description : Which type of computers uses the 8-bit code called EBCDIC? A) Minicomputers B) Microcomputers C) Mainframe computers D) Super computer
Description : ART (Automatic Reasoning Tool) is designed to be used on __________ a) LISP machines b) Personal computers c) Microcomputers d) All of the mentioned
Last Answer : a) LISP machines
Description : Which are microcomputers commonly used for commercial data processing, desktop publishing and engineering application. a. Digital computer b. Personal computer c. Both d. None of these
Last Answer : b. Personal computer
Description : What is the usualnumber of bits transmitted simultaneously inparalleldata transmission used by microcomputers? A. 16 B. 9 C. 8 D. 4 E. None of the above
Last Answer : 9
Description : Data centers and centralized computing covers many and a) Microcomputers b) Minicomputers c) Mainframe computers d) Supercomputers
Last Answer : Supercomputers
Description : Which types of operating systems are the simplest and most common on microcomputers?
Last Answer : Single user/single tasking.
Description : Which type of computers uses the 8-bit code called EBCDIC? a. Minicomputers b. Microcomputers c. Mainframe computers d. Super computer
Last Answer : c. Mainframe computers
Description : Which type of computers uses the 8-bit code called EBCDIC? a. Minicomputers b. Microcomputers c. Mainframe computer
Last Answer : c. Mainframe computer
Description : Which of the following bus structure is usually used to connect I/O devices? A. Single bus B. Multiple bus C. Star bus D. None of the Above
Last Answer : A. Single bus
Description : What will happen if storage devices are removed from a computer?
Last Answer : If storage devices are removed from a computer then it will not possible to store the information and information retrieval.
Description : In a ................topology, if there are n devices in a network, each device has n-1 ports for cables. A) Mesh B) Star C) Bus D) Ring
Last Answer : A) Mesh
Description : Devices on one network can communicate with devices on another network via a ....... A) File Server B) Utility Server C) Printer Server D) Gateway
Last Answer : D) Gateway
Description : If all devices are connected to a central hub, then topology is called A) Bus Topology B) Ring Topology C) Star Topology D) Tree Topology
Last Answer : C) Star Topology
Description : In a fully connected mesh network with n devices, there are ................ physical channels to link all devices. (A) n(n–1)/2 (B) n(n+1)/2 (C) 2n (D) 2n+1
Last Answer : (A) n(n–1)/2
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
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 : Some of the situations where inline expansion may not work are: A) For functions returning values, if a loop, a switch or goto exists. B) If functions contain static variables and they are re-cursive. C) For functions not returning values, if return statement exist. D) All of the above.
Last Answer : D) All of the above.
Description : Which of the following is FALSE in C? A) Keywords can be used as variable names B) Variable names can contain a digit C) Variable names do not contain a blank space D) Capital letters can be used in variables
Last Answer : A) Keywords can be used as variable names
Description : In C a variable cannot contain A) Blank Spaces B) Decimal Point C) Hyphen
Last Answer : A) Blank Spaces
Description : The property of binary tree is A) The first subset is called left subtree B) The second subtree is called right subtree C) The root cannot contain NULL D) The right subtree can be empty
Last Answer : D) The right subtree can be empty