Which of the following memories contains a thin film of magnetic material sandwitched between two permanent bias magnets?


Options: ROM,    Magnetic disk,    Core memory,    Bubble memory

Ans:C,C


Description:

Asked in: KCC-2018   |   JOA 556-2018  |  HRTC JTO-2017

Hits Today: 5300 | Level: Moderate


******************************************************

Want to see where do you stand among other aspirants in "Computer" category?

Click Here to take quick 10 mins MCQ test to find out.




Got some suggestion about this question or to make this site better? Please leave your comments below.




More Computer Fundamental Related questions:


Decision tree uses
Options: pictorial depictation of alternate conditions,    nodes and branches,    consequences of various depicted alternates,    All of the above

Ans:D ,D


Declare the following statement? "An array of three pointers to chars".
Options: char *ptr[3]();,    char *ptr[3];,    char (*ptr[3])();,    char **ptr[3];

Ans:B ,B


An output device that converts data from a binary format in main storage to coded hole patterns punched into a paper tape is
Options: Paper tape punch,    Punched paper tape,    Magnetic disk,    Magnetic tape.

Ans:A ,A


A database server is responsible for which of the following?
Options: Database storage,    Data processing logic,    Data presentation logic,    All of the above.

Ans:A ,A


The SKETCHPAD system
Options: consisted of an cathode-ray oscilloscope driven by a Lincoln Tx2 computer where by graphical information was displayed on the screen.,    is used for interactive Graphics,    is expensive because it is sophisticated and make demands on the power and resources of the computer.,    All of the above

Ans:D ,D


An automatic machine that performs routine seemingly human tasks is
Options: KIPS,    AI,    PL,    Robot

Ans:D ,D


The coordinating procedure set in an order processing system is
Options: custom production planning,    warehouse,    product allocation,    All of the above

Ans:E ,E


Multiplicity is the same as what concept for an ERD?
Options: Relationship,    Attribute,    Entity,    Cardinality

Ans:D ,D


Any data that are entered into the computer, for the first time, will go through the process of
Options: System testing,    Sequential testing,    String testing,    Validation

Ans:D ,D


The approach used in top-down analysis and design is
Options: to identify the top level functions by combining many smaller components into a single entity,    to prepare flow charts after programming has been completed,    to identify a top level function an d then create a hierarchy of lower-level modules and components.,    All of the above

Ans:C ,C


How many non-overlapping channels are available with 802.11h?
Options: 3,    12,    23,    40

Ans:C ,C


. _______ controls all the main slide control tasks for your presentation.
Options: a.  Task Pane b.  Task Bar c.  Control Panel d.  None of above

Ans:4 – A ,4 – A


What product is used to clean smudged keys on a keyboard?
Options: TMC solvent,    Silicone spray,    Denatured alcohol,    All-purpose cleaner

Ans:D ,D


What multicast addresses does EIGRPv6 use?
Options: FF02::A,    FF02::9,    FF02::5,    FF02::6

Ans:A ,A


What is the subnetwork number of a host with an IP address of 172.16.66.0/21?
Options: 172.16.36.0,    172.16.48.0,    172.16.64.0,    172.16.0.0

Ans:C ,C


How can you remove tab stop markers from ruler?
Options: a. Double click the tab marker and choose Clear All b. Drag the tab stop marker out of the ruler c. Right click the tab stop marker and choose remove d. All of above

Ans:– B,– B


An integrated circuit is
Options: a complicated circuit,    an integrating device,    much costlier than a single transistor,    fabricated on a tiny silicon chip

Ans:D ,D


What are the distinct functions of layer 2 switching that increase available bandwidth on the network? Address learning Routing Forwarding and filtering Creating network loops Loop avoidance IP addressing
Options: 1, 3 and 5,    2, 4 and 6,    2 and 6,    3 and 5

Ans:A ,A


45. Which of the following command is not available in Tools menu?
Options: a. Auto text b. Autocorrect c. Auto summarize d. Macro

Ans:– A ,– A


.The operation of processing each element in the list is known as
Options: A)Sorting b.Merging c.Inserting d.Traversal

Ans:D,D


A program in execution is called
Options:  A Paging B.  A Process C.  A virtual memory D.  A Demand Page

Ans: – B ,


System prototyping helps the designer in
Options: making the programmers understand how the system will function.,    communicating to the user, quickly, how the system, when developed, will look like and get a feedback.,    giving a demo of the software, to the system manager to whom he reports,    both (a) and (b)

Ans:B ,B


Pointers are useful in
Options: Locating a particular sector of a magnetic disk,    Pointing mistakes in input data,    Traversing a linked list,    All of the above

Ans:C ,C


. Cascade update option
Options: a. Means do not change the value in the primary key field if that record has related records in another table b. Means change all the related records in child tables if the record in parent table is changed c. Both of above d. None of above

Ans:3 – c ,3 – c


. Which of the following command is used to move the pointer from one pane to next pane?
Options: a. F3 b. F4 c. F5 d. F6

Ans:9 – d ,9 – d


Which programming languages are classified as low level languages?
Options: Basic, COBOL, FORTRAN B. Prolog 2, Expert Systems C. Knowledge based Systems D. Assembly Languages

Ans:  – D ,


A file produced by a spreadsheet 
Options: a. is generally stored on disk in an ASCII text fromat b. can be used as is by the DBMS c. both a and b d. none of the above

Ans:0.a,0.a


What is the first thing you could do to check for damage to a printer after receiving it?
Options: Run MSD diagnostics,    Attach it to a PC and print something,    Check the cables,    Unbox it and examine it for physical damage

Ans:D ,D


Which is a non-standard version of a computing language?
Options: PROLOG,    APL,    Army,    PL/1

Ans:C ,C


. Which switch will be used in dir to see screen full contents of disk at a time?
Options: a. /s b. /w c. /p d. /b

Ans:5 – c ,5 – c


The last address of IP address represents
Options: Unicast address B. Network address C. Broadcast address D. None of above

Ans:– C ,


A _____ is an outline of a process that keeps develop successful information systems
Options: System Development Life Cycle,    CASE tool,    Phased Conversion,    Success Factors

Ans:A ,A


In laser printer technology, what happens during the conditioning stage?
Options: The corona wire places a uniform positive charge on the paper,    A uniform negative charge is placed on the photosensitive drum,    A uniform negative charge is placed on the toner,    All of the above

Ans:B ,B


.  Macros can recover from _______ in a controlled manner.
Options: a.            events b.           modules c.           arguments d.            errors

Ans:– a,– a


Which of the following is not true about documentation?
Options: Documentation, of a system, should be as clear and direct as possible,    Documentation increases the maintenance time and cost,    Documentation gives better understanding of the problem,    All of the above

Ans:B ,B


. Which of the following statements about a tab control in a form is incorrect?
Options: a. It can contain only one object. b. It defines a layered space. c. It is a control object. d. It is created in multipage forms.

Ans:– a,– a


In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent.
Options: Network database,    Relational database,    Distributed database,    Hierarchical database

Ans:D ,D


. Selecting the Column G & H then choose Insert->Columns. What will happen?
Options: 2 Columns will be inserted after Column F B. 2 Columns will be inserted after Column G C. 2 Columns will be inserted after Column H D. 2 Columns will be inserted after Column I

Ans:– A ,


. Which of the following is not a system tool?
Options: a. Scandisk b. Drive space c. Disk defragmenter d. Doskey

Ans:4 – d ,4 – d


A display of a volume model that shows all of its edges is called a:
Options: surface model,    3-D model,    wire-frame,    solid model

Ans:C ,C


A billionth of a second is defined as a:
Options: millisecond,    microsecond,    nanosecond,    picoseconds

Ans:C,C


Four routers have to be interconnected in a point-to-point Network. Each pair of root us may connected by a high-speed line, a medium speed line or a low speed line. Find the total number of topologies.
Options: 12,    81,    48,    729

Ans:D ,D


How can you disable extended selection mode?
Options: a. Press F8 again to disable b. Press Del to disable c. Press Esc to disable d. Press Enter to disable

Ans:– C,– C


Which scheduler selects which processes should be brought into the ready queue?
Options: Real-term B. Long-term C. Mid-term D. Short-term

Ans:– B ,


A top-to-bottom relationship among the items in a database is established by a
Options: Hierarchical schema,    Network schema,    Relational schema,    All of the above

Ans:A ,A


. How to specify cell range from A9 to A99 in Excel?
Options: (A9, A99) B. (A9 to A99) C. (A9 : A99) D. (A9 – A99)

Ans:– C ,


A computer, by definition, is any device that computers. This broad definition includes which of the following?
Options: Calculators,    Cash registers,    Automotive controllers,    Desktop computers

Ans:E ,E


. All modern computer operate on
Options: A) Information B) Floppies C) Data D) Word

Ans:C,C


Input/output function prototypes and macros are defined in which header file?
Options: conio.h,    stdlib.h,    stdio.h,    dos.h

Ans:C ,C


. Which of the following is a correct association between a vendor and an operating system
Options: a. Redhat Linux b. Microsoft Unix c. AT & T DOS d. Novell Linux

Ans:0 – a ,0 – a

www.000webhost.com