ISRO 2007 Computer Science Questions with Solution

Recent questions tagged isro2007

6 votes
4 answers
31
A view of database that appears to an application program is known asSchemaSubschemaVirtual tableNone of these
7 votes
3 answers
33
Which of the following is aggregate function in SQL?AvgSelectOrdered bydistinct
6 votes
2 answers
34
Which commands are used to control access over objects in relational database?CASCADE & MVDGRANT & REVOKEQUE & QUISTNone of these
8 votes
2 answers
35
8 votes
2 answers
36
On a system using non-preemptive scheduling, processes with expected run times of 5, 18, 9 and 12 are in the ready queue. In what order should they be run to minimize wai...
12 votes
1 answer
37
6 votes
2 answers
38
A task in a blocked stateis executableis runningmust still be placed in the run queuesis waiting for some temporarily unavailable resources
8 votes
2 answers
39
7 votes
2 answers
41
The Hexadecimal equivalent of $01111100110111100011$ is$\textsf{CD73E}$$\textsf{ABD3F}$$\textsf{7CDE3}$$\textsf{FA4CD}$
8 votes
2 answers
42
5 votes
1 answer
44
The output $0$ and $1$ level for TTL Logic family is approximately$0.1$ and $5 \text{ V}$$0.6$ and $3.5 \text{ V}$$0.9$ and $1.75 \text{ V}$$-1.75$ and $0.9 \text{ V}$
6 votes
2 answers
45
Ring counter is analogous toToggle SwitchLatchStepping SwitchS-R flip flop
7 votes
1 answer
47
10 votes
3 answers
48
The set of all Equivalence Classes of a set A of Cardinality Cis of cardinality $2^c$have the same cardinality as Aforms a partition of Ais of cardinality $C^2$
5 votes
1 answer
49
The level of aggregation of information required for operational control isDetailedAggregateQualitativeNone of the above
4 votes
3 answers
50
Virtual memory isPart of Main Memory only used for swappingA technique to allow a program, of size more than the size of main memory, to runPart of secondary storage used...
11 votes
3 answers
51
If there are five routers and six networks in intranet using link state routing, how many routing tables are there?$1$$5$$6$$11$
7 votes
2 answers
52
What is the name of the technique in which the operating system of a computer executes several programs concurrently by switching back and forth between them?Partitioning...
12 votes
2 answers
53
Bit stuffing refers toinserting a $0$ in user stream to differentiate it with a flaginserting a $0$ in flag stream to avoid ambiguityappending a nipple to the flag sequen...
5 votes
3 answers
54
7 votes
2 answers
55
Phase transition for each bit are used inAmplitude modulationCarrier modulationManchester encodingNRZ encoding
8 votes
2 answers
56
An Ethernet hubfunctions as a repeaterconnects to a digital PBXconnects to a token-ring networkfunctions as a gateway
9 votes
3 answers
57
If the bandwidth of a signal is $5$ kHz and the lowest frequency is $52$ kHz, what is the highest frequency$5$ kHz$10$ kHz$47$ kHz$57$ kHz
9 votes
4 answers
58
Assume that each character code consists of $8$ bits. The number of characters that can be transmitted per second through a synchronous serial line at $2400$ baud rate, a...
9 votes
5 answers
59
The number of digit 1 present in the binary representation of$3 \times 512 + 7 \times 64 + 5 \times 8 + 3$ is891012
5 votes
1 answer
60
Round Robin schedule is essentially the pre-emptive version ofFIFOShortest job firstShortest remaining timeLongest remaining time