In which type of the following OS, the response time is very crucial. A)  Network Operating System B)  Real Time Operating System C)  Batch Operating System D)  Unix Operating System


Options:

Ans:– B ,






More Operating System Related questions:


In analog computer
Options: Input is first converted to digital form,    Input is never converted to digital form,    Output is displayed in digital form,    All of the above

Ans:B ,B


To which phase of SDLC, is file conversion related?
Options: System Implementation,    System analysis,    System development,    System design

Ans:A ,A


What will happen if in a C program you assign a value to an array element whose subscript exceeds the size of array?
Options: The element will be set to 0.,    The compiler would report an error.,    The program may crash if some important data gets overwritten.,    The array size would appropriately grow.

Ans:C ,C


Which of the following enables you to make multiple changes in a document at once?
Options: find command B. Replace command C. Drag and Drop D. copy command

Ans:– B ,


What does the acronym ISDN stand for?
Options: Indian Standard Digital Network,    Integrated Services Digital Network,    Intelligent Services Digital Network,    Integrated Services Data Network

Ans:B ,B


What is the symbol for multiplying?
Options: > B. / C. ! D. *

Ans:– D ,


Which of the following Operating systems is better for implementing a Client-Server network
Options: MS DOS B. Windows 95     C. Windows 98 D. Windows 2000

Ans:– D ,


Which device is required for the Internet connection?
Options: Joystick B. Modem C. CD Drive D. NIC Card

Ans:– B ,


An error-detecting code inserted as a field in a block of data to be transmitted is known as
Options: Frame check sequence,    Error detecting code,    Checksum,    flow control

Ans:A ,A


. The full form of ALU is
Options: A) Arithmetic Logic Unit B) Array Logic Unit C) Application Logic Unit D) None of above

Ans:A,A


. What is the shortcut key for repeat the recent find?
Options: a. CTRL + F4 b. SHIFT + F4 c. CTRL + F5 d. SHIFT + F5

Ans:9 – B ,9 – B


What resistance in ohms should be displayed when testing a speaker in a computer?
Options: Q Ohms,    16 Ohms,    -200 Ohms,    Unlimited Ohms

Ans:B ,B


A graphic representation of an information system is called
Options: flow chart,    pictogram,    data flow diagram,    histogram

Ans:C ,C


Texas Instruments Incorporated produces a low-cost LISP machine called:
Options: The Computer-Based Consultant,    The Explorer,    Smalltalk,    The Personal Consultant

Ans:B ,B


. Ctrl + P
Options: Open Paragraph Dialog Box B. Open Page Format Dialog Box C. Open Save Dialog Box D. Open Print Dialog box

Ans:– D ,


What is the shortcut key for repeat the recent find?
Options: A. CTRL + F4 B. SHIFT + F4 C. CTRL + F5 D. SHIFT + F5

Ans:– B ,SHIFT + F4


Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? show version show protocols show interfaces show controllers show ip interface
Options: 1, 2 and 4,    2, 3 and 5,    3 and 4 only,    None of the above

Ans:B ,B


Which of the following statements is the most accurate?
Options: The degree to which information needs to be summarized increases as one moves up through the management levels,    Low-level managers made unstructured decisions,    Upper managers make unstructured decisions,    Low-level managers need general information about operating activities.

Ans:A ,A


The task(s) of the Lexial analysis phase is/are:
Options: to parse the source program into the basic elements or tokens of the language,    to build a literal table and an identifier table,    to build a uniform symbol table,    All of the above

Ans:D ,D


The data recording area between the blank gaps on magnetic tape is called a/ an:
Options: Record,    Block,    Field,    Database

Ans:B,B


To create a formula, you first:
Options: a. Select the cell you want to place the formula into b. Type the equals sign (=) to tell Excel that you’re about to enter a formula c. Enter the formula using any input values and the appropriate mathematical operators that make up your formula d. Choose the new command from the file menu

Ans:#8211; a,#8211; a


A subquery in an SQL SELECT statement is enclosed in:
Options: braces -- {...}.,    CAPITAL LETTERS.,    parenthesis -- (...) .,    brackets -- [...].

Ans:C ,C


An ODBC data structure that identifies a database and the DBMS that processes it is called a(n):
Options: data source.,    driver manager.,    driver.,    API.

Ans:A ,A


Which of the following IC was used in third generation of computers?
Options: A) SSI B) MSI C) LSI D) Both a and b

Ans:-D,-D


In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of register?
Options: absolute mode,    indirect mode,    immediate mode,    index mode

Ans:D ,D


Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff?
Options: 20 Ohm,    30 Ohm,    10 Ohm,    100 Ohm

Ans:A ,A


An Oracle System Change Number (SCN):
Options: is a value that is incremented whenever a dirty read occurs.,    is incremented whenever a deadlock occurs.,    is a value that keeps track of explicit locks.,    is a value that is incremented whenever database changes are made.

Ans:D ,D


. Which of the following is not purely output device?
Options: A) Screen B) Printer C) Speaker D) Plotter

Ans:A,A


In order to use a DBMS, it is important to understand
Options: the physical schema,    all sub-schemas that the system supports,    one subschema,    both (a) and (b)

Ans:C ,C


Punched cards are associated with the name
Options: Leibniz,    Jacquard,    Hollerith,    Pascal

Ans:C ,C


Which of the following technique is used for encapsulation?
Options: a technique used in best-effort delivery systems to avoid endlessly looping packets.,    a technique used by protocols in which a lower level protocol accepts a message from a higher level protocol and places it in the data portion of the low level frame.,    One of the pieces that results when an IP gateway divides an IP datagram into smaller pieces for transmission across a network that cannot handle the original datagram size,    All of the above

Ans:B ,B


To back up an IOS, what command will you use?
Options: backup IOS disk,    copy ios tftp,    copy tftp flash,    copy flash tftp

Ans:D ,D


. What is meant by a dedicated computer?
Options: A) Which is used by one person only B) Which is assigned one and only one task C) Which uses one kind of software D) Which is meant for application software

Ans:B,B


What is the algebraic sum of this series of values:+2, -3, -6,+4?
Options: -6,    -3,    0,    +2

Ans:B ,B


LILO
Options: stands for Linux loader,    is the Linux boot loader,    is a tool used to boot the Kernel on x86 hardware,    All of the above

Ans:D ,D


Database redesign is not terribly difficult if the:
Options: database is structured.,    database is well-designed.,    database has no data.,    database is relatively small.

Ans:C ,C


What is the use of Ping command?
Options: To test a device on the network is reachable B. To test a hard disk fault C. To test a bug in a Application D. To test a Pinter Quality

Ans:– A ,


Which one of the following symbols is not used in an ERD?
Options: Rectangle,    Oval,    Diamond,    Circle

Ans:D ,D


. Which of the following is NOT true about background images?
Options: a. They are similar to watermarks in Word. b. They are displayed behind the controls in a form. c. They do not print when a form or a report is printed. d. They can be inserted on a form or a report.

Ans:8 – c ,8 – c


. An application program that helps the user to change any number and immediately see the result of that change is
Options: A) Desktop publishing program B) Database C) Spreadsheet D) All of above

Ans:2-C,2-C


The fastest read/write time and most efficient data storage of any disk array type is:
Options: RAID-0.,    RAID-1.,    RAID-2.,    RAID-3.

Ans:A ,A


What is the size of Source and Destination IP address in IP header?
Options: 4 bits B. 8 bits C. 16 bits D. 32 bits

Ans:– D ,


What layer of the OSI model would you assume the problem is in if you type show interface serial 1 and receive the following message? "Serial1 is down, line protocol is down."
Options: Physical layer,    Data Link layer,    Network layer,    None. It is a router problem.

Ans:A ,A


The computer industry uses prefixes of Greek origin to measure large amounts of data. Which term describes 1024 bytes.
Options: Kilobyte,    Megabyte,    Gigabyte,    Terabyte

Ans:A ,A


What is the purpose of inserting header and footer in document?
Options:  A) To enhance the overall appearance of the document, B) To mark the starting and ending of page, C) To make large document more readable, D) To allow page headers and footers appear on document when printed,

Ans:-D,-D


Non-volatility is an important advantage of
Options: CCD's,    Magnetic tapes and disks,    Magnetic bubbles,    Both (b) and (c)

Ans:D ,D


24. The minimum number of rows and columns in MS Word document is
Options: a. 1 and 1 b. 2 and 1 c. 2 and 2 d. None of above

Ans:– A ,– A


Which of the following protocol is connection-oriented?
Options: IPX,    UDP,    NetBEUI,    TCP

Ans:D ,D


Suppose that you have a the maintenance package identifies several possible field replaceable units (FRUs) that will resolve the problem. What should you do after turning the power off?
Options: Replace the indicated parts, one at a time in the recommended sequence, until the problem is resolved; return unused FRUs to stock,    Replace all of the indicated FRUs at once and return the machine to the customer if the problem is resolved,    Follow the same procedure as in ays replace the system board first if it is on the list of possible FRUs If multiple FRUs are indicated, then software is the most likely source of the problem,    None of the above

Ans:A ,A


. A user-interface that is easy to use is considered to be
Options: a. User-happy b. User-simple c. User-friendly d. None of the above

Ans: c, c

www.000webhost.com