Miscellaneous Quiz / Computer Systems Eager

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Can you name the Computer Systems Eager?

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The entire global directory of names is essentially a...
Packets are sent across the network
Programs are provided with whatever memory they need
Part of the Kernel that varies based on different hardware
The validity time of a DNS reply is...
ISO7 Layers: Concerned with getting bits between nodes
Application level protocols ensure that applications will...
ISO7 Layer: Provides end to end transmission of packets
Protocol used to send mail
In File Map Organisation, you need to read through the whole map to find the...
The name server which gets updated is the...
TCP/IP model: With the TCP, the header also contains a ....... number
Disadvantage of Packet Switching
A filing system must be...
TCP/IP model: Contains the programs that actually do the work
Easy to alter ....... in File Map Organisaton
TCP/IP model: The Transport Layer model that is UNRELIABLE
A process needs enough consecutive memory spaces to be executed/shared
What would be sent to get the name of
Backup which is a complete copy of the file system
We can assume that a storage system consists of a sequence of ....... for laying out files.
Used by the OS to keep speed as though there wasn't a paging system; similar to a cache
The ARPA network is now worldwide, with ........ being a major driver
The function used to gain access to a file
Part of the Kernel: used if there is an interrupt, saves hardware state.
The set of IP addresses reserved for special cases where a datagram is sent to multiple hosts
Second part of an SMTP status message
Operation System provides...
Backup which contains all files changed/created since the last complete backup
In Paging, virtual memory is divided into pieces of the same size stored in the page frames, known as...
A backup needs to be able to be run on an... so it can be used while the system is in use.
Directories are arranged in...
Contains the size of the virtual machine
The amount of memory the hardware can support
The TCP/IP model is essentially a ...... layer model
Virtual System provides...
When the host looks up the name associated with an IP address
TCP/IP model: Provides communication from one application program to another
TCP/IP model: The Transport Layer model protocol that is RELIABLE
Mapping information of a file name to its actual file
The ......... octets of an IP address generally specify the network
Field names for mail headers are generally defined in the ....
Where OS is made of layered modules
TCP/IP model: The protocol used decides what to do with the...
A network where the non-network part is all ones is called a...
In mail exchange, the client can be the same machine as...
The shortcomings of mail transfer mean we don't use it for anything...
Example of General purpose OS
The early stages of mail tracing can be...
The maximum size of the Virtual Machine
TCP/IP model: The UDP sends in...
The last octet of an IP address generally specifies the...
Allocated to a process: contains priority, resources used, etc
In Paging, real memory is divided into...
The virtual memory not stored in page frames is stored in a...
When sending a packet, if its IP address is not in the same network as the current one, the ...... needs to be consulted.
Protocol used by Network layer
A file system can suffer damage from...
The typical access permissions: R/W/E/D
Model of SMTP: Client sends mail directly to recipient's SMTP if they have one; otherwise, it goes to a maildrop area of the ISP.
A block of data, plus routing information
If the PTE changes, the TLB becomes...
Activities that the OS performs
If the application server is using TCP and receives a stream, it may ....... for the length of the communication
Continuing development on the Internet is overseen by the...
Contiguous organisation retrieval information consists of ..... and ...
Message carries a log of servers it has passed through
,,,,,,,,-,, is supplied by the ..... mail server in the chain, allowing the message to be traced.
TCP/IP model: The physical address of the destination host used by the Hardware layer; a 48 bit value
The software that contacts the name server to get name resolution is the...
Number of hardware layers in the TCP/IP model
TCP/IP model: The TCP uses...
Contains the critical code
ISO7 Layer: Splits data into packets and reassembles them
TCP/IP model: Headers of hardware packets include....
The function used to obtain data from a file
SMTP protocol exchanges such be .......
TCP streams contain ...... of octets
The function where the current file position is altered
Generated by the hardware when a reference is made to a page not in the page frame.
Mail logging is sometimes a...
TCP/IP model: The Internet layer wraps a packet in an ...... and sends/receives it
A process requires another process to have reached a certain point in execution in order to continue.
TCP/IP model: The data is split into ...... which are then sent inside IP datagram
TCP/IP model: If a datagram does not fit in a physical frame, it is...
UDP is usually used for ..... data transfer
Second digit of an SMTP status message number
Something that allows data stored in one computer to be passed to another.
TCP/IP model: The TCP sends in...
If we do not know how to deliver a datagram using the routing table...
Third part of an SMTP status message
Organisation where files are stored as consecutively numbered blocks
TCP/IP model: With the TCP, there is no need to implement...
......... is a problem with contiguous organisation, as it leaves little space for files
Mail logging assists in determining the load for ....
Where OS contains roughly equal modules communicating with each other
A message consists of a ... and a ....
Disadvantage of Smarthost
TCP/IP model: The physical network interface
First digit of an SMTP status message number
Packet Switching usually includes an ...... to check all is ok
More than one process competes for an unshareable resource
A set of agreed rules to allow nodes to communicate to each other in an unambiguous manner
TCP/IP model: In the hardware layer, whatever is passed from the layer above is wrapped with a...
Disadvantage of Circuit Switching
The field practically all mail servers add to mail
Normal IP addresses are called...
Destination sometimes has to ..... packets
Provide the service of Domain Name Service
TCP/IP model: Accepts IP datagrams, transmits over a specific network, and receives similarly
Paging provides a...
TCP/IP model: The UDP uses ....... to transport messages between machines
A machine that transfers packets between networks
First type of OS
A backup system needs to be...
TCP/IP model: The hardware layer works in ..... whose format depends on the hardware in use
File directories contain...
The function where data is sent to a file
Real address =...
TCP/IP model: The UDP uses...
Number of Software layers in the TCP/IP model
Model for communication
Virtual addresses are split into two things...
A filing system may be on a variety on media, but most commonly on...
TCP/IP model: the address used by the software
IP addresses are generally assigned by .......
Backup which makes a backup for files when a current backup doesn't exist
The contents of BASE and LIMITS are stored in...
Helps deal with Input/Output devices
As transfer of mail relies on a number of servers, there can be...
A filing system must provide a...
The typical user group system: U/G/W
A record of all mail passing through the server is kept
The specified recipients/sender of an SMTP exchange don't have to match the ones in the ...... and ..... lines in the actual message
Spammers often use a ...... as spam filter is lighter
Accepts incoming mail and either delivers or forwards it
Where several processes are active at the same time
A reason to network
Contains the real address corresponding to Virtual Address 0 for the current process
Where a file system is scanned alongside the free file list for cross allocation, and lost free blocks are reclaimed
TCP/IP model: Handles communication from one host to another
A filing system must allow for creation, ..... and ..... of files
Name Servers are generally contacted on port ..., usually using the ... protocol
First part of an SMTP status message
ISO7 Layer: Provides guarranteed delivery for packets
Core of a client-server OS
Ideas for communication are known as...
Before the connection, there is a physical end to end pathway established used for the whole connection
TCP/IP model: As the IP datagram itself remains the same format, there is...
Protocol used by Transport layer
TCP/IP model; The address used by the hardware
In mail exchange, there can be ...... ....... between the sending server and the receiving server.
Contiguous organisation is cheap in...
In small networks, when sending packets, they are generally just sent to the...
If mail is delivered to ISP, they store it in one or more maildrops
TCP is used for ...... data transfer
TCP/IP model: Users use application programs to access available services
Name servers are separated .... in case of power failure
TCP/IP model: Passes data to or from the transport layer
Protocols are defined by the...
A reply (entry in table) can be ....... for quicker access
Nodes in a network may include...
A complete backup takes a long ..... and lots of ......
Header consists of fields formatted as ......:.....
Pneumonic for the ISO7 Layer model
We can say that an IP address is a ..... level name
Typical logged items in mail logging include...
Names are mapped to IP addresses using...
Model of SMTP: Client sends all mail to one SMTP server, which then operates as direct connection
Benefit of Circuit Switching
Third type of OS
TCP/IP model: Used by the transport layer to specify where the packet is headed
Benefit of Smarthost
Where OS is one program and difficult to maintain
Part of the Kernel: allows process start-up and switching
The function which flushes any partially filled buffers when writing
Second type of OS
UDP messages contain ..... of octets
File layout system where files are stored in any available blocks, with pointers to the next block for the file; kind of like linked lists.
We can say that users prefer ........ names instead of IP addresses
Connects physical networks so they operate as a co-ordinated uni

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