Home
Current Affairs January 2024

What is the correct answer?

4

The _________takes any characters from standard input, and then echoes them to standard output.

A. kill character

B. cat command

C. cate command

D. control command

Correct Answer :

B. cat command


Related Questions

What is the correct answer?

4

Initialization of I/O devices is part of the_________.

A. CPU

B. MSDOS

C. UNIX kernel

D. None of the above

What is the correct answer?

4

When a peripheral device needs immediate attention from the operating system, it generates a(n)

A. Page file

B. Spool

C. Stack

D. Interrupt

What is the correct answer?

4

All of the following are TRUE regarding virtual memory EXCEPT

A. Any amount of RAM can be allocated to virtual memory

B. The setting for the amount of hard disk drive space to allocate virtual memory can be manually change

C. This temporary storage is called the swap file or page file

D. Virtual memory is the physical space o the hard drive

What is the correct answer?

4

____________approach can place the data directly into the memory or take the data directly from the memory without direct intervention from the processor.

A. DMA

B. Daisy chain arbitration

C. polling

D. none of these

What is the correct answer?

4

What is Dr. Watson?

A. IT Expert

B. Diagnosis tool

C. Surgeon

D. None

What is the correct answer?

4

Which of the following operating system reads and reacts in actual time?

A. Quick Response System

B. Time Sharing System

C. Batch Processing System

D. Real Time System

What is the correct answer?

4

A small part of taskbar that has icons of background running applications is

A. Start button

B. Quick launch

C. Task bar

D. System tray

What is the correct answer?

4

Pick the wrong statement from the following.

A. UNIX systems originally came with a command interpreter called the Bourne Shell.

B. The cat command takes any characters from standard input, and then echoes them to standard output.

C. A pipe is a means of taking the output of one command and directing it as another command.

D. The manual entry is called a man page, even though it is often more than one page long.

What is the correct answer?

4

BSD stands for_____________________

A. Basic Software Division

B. Berkeley Software Distribution

C. British Software Distribution

D. Berkeley Software data

What is the correct answer?

4

You can use print manage window

A. To cancel the print job

B. To check status of files in the print queue

C. To interrupt printing

D. All of the above

What is the correct answer?

4

One of the wonderful things about UNIX is its ___________names.

A. Unlimited path

B. Unlimited directory

C. Limited path

D. Limited file

What is the correct answer?

4

A two-byte integer called ____________is interpreted as an index into an array of inodes in a fixed, known location on disk.

A. an inode

B. an inumber

C. an imap

D. an imark

What is the correct answer?

4

_______refers to the block size of the DSM system, i.e. to the units of sharing and the unit of data transfer across the network when a network block fault occurs.

A. Granularity

B. Coherence

C. Abstraction

D. Synchronization

What is the correct answer?

4

An orphan process is automatically inherited by the _____and becomes a _______ of this process.

A. 'init' process, father

B. 'init' process, child

C. 'initial process, father

D. 'it' process, child

What is the correct answer?

4

In ____________ location policies a random node is polled to check its state and the task is transferred if it will not be overloaded; polling is continued until a suitable node is found.

A. Threshold

B. Shortest

C. Bidding

D. Pairing

What is the correct answer?

4

The name services of DCE include ________

A. the Cell Directory Service

B. the Global Directory Service

C. the Global Directory Agent

D. A,B and C

What is the correct answer?

4

The primary purpose of an operating system is a …

A. To allow people to use the computer

B. To make the most efficient use of computer hardware

C. To make computer easier to use

D. To keep system programmer employed

What is the correct answer?

4

Ext2 is the standard file system of _______ and uses a block size of_____bytes

A. MS DOS,8K

B. Linux ,1024

C. Linux, 512

D. Unix, 512

What is the correct answer?

4

An option commonly takes the form of a _____followed by __________characters.

A. dot, one or more

B. dash, only one

C. dash, one or more

D. dot,only two

What is the correct answer?

4

In Multics, a process could have up to 256K segments, but each segment was limited to ___________ 64K words.

A. 64K

B. 32K

C. 1024K

D. 112K

What is the correct answer?

4

The Bankers algorithm is used

A. to prevent deadlock

B. to rectify deadlock

C. to detect deadlock

D. to slove deadlock

What is the correct answer?

4

IPC stands for _________

A. Integrated parallel communication

B. Intermediate process call

C. Internal program call

D. Inter process communication

What is the correct answer?

4

An unauthorized party inserts counterfeit objects into the system is called_________________

A. interruption

B. interception

C. fabrication

D. modification

What is the correct answer?

4

A bar that inform you the available options in your computer, opened applications, background running applications and can be used to switch between applications quickly is

A. Menu bar

B. Tool bar

C. Status bar

D. Task bar

What is the correct answer?

4

Having data belonging to two independent processes in the same page is called____________.

A. Buffering

B. Blocking

C. Message-passing

D. False sharing

What is the correct answer?

4

Which of the following does not occur during the power-on-self-test (POST)?

A. The scandisk utility begins to run

B. The video card and video memory are tested

C. The BIOS identification process occurs

D. Memory chip are checked to ensure that they are working properly

What is the correct answer?

4

_____________ manage the name spaces and binds an object to its location.

A. Name Server

B. Name agent

C. Context

D. Name resolution

What is the correct answer?

4

A solution to starvation is _____________.

A. segmentation

B. Aging

C. Paging

D. virtual memory

What is the correct answer?

4

Find out the characteristics of System-oriented names:

A. They are large integers or bit strings.

B. They are of the same size

C. Generally shorter than human-oriented names and are easy for manipulations like hashing, sorting and so on.

D. All A, B, C

What is the correct answer?

4

Which one is true for unconditional disk formatting?

A. Transfer system files after format

B. Do not check/scan surface after format

C. Destroys every byte of data on a disk by overwriting it with with blank spaces

D. All of above