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Quiz 14 - Computer Awareness



1. ---- Is the system where processing must be completed with in certain time constraints appropriate for the system

a) Real time systems
b) Time sharing systems
c) Both (a) and (b)
d) None of the above





2. ----Is the smallest block that can be read or written on a disk

a) Sector
b) Track
c) Disk
d) None of the above





3. ---- Is the collection of sectors all as same circumference on a single surface

a) Track
b) Sector
c) Disk
d) None of the above





4. ---- Is the time interval when a process uses Central Processing Unit only

a) CPU burst
b) I/O burst
c) (a) And (b)
d) Either (a) or (b)





5. -----Is the time interval when a process uses I/O devices only

a) CPU burst
b) I/O burst
c) (a) And (b)
d) Either (a) or (b)





6. ---- Is simply consists of one or more attributes that determine other attributes

a) Lock
b) Database
c) Key
d) None of the above





7. Be unique is the characteristic of the --- key

a) Primary
b) Secondary
c) Foreign
d) Candidate





8. A unique key can uniquely identify each ---- in a table

a) Field
b) Row
c) File
d) Database





9. ---- Is a database that treats all of its data as a collection of relations

a) Relational database
b) Rational database
c) (a) And (b)
d) None of the above






10. ---- Is the precise set of instructions that describes how to perform a specific tasks

a) Algorithm
b) Graph
c) Pie chart
d) None of the above




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